Matemática básica Exemplos

10

$10$ ,

$11$ ,

$12$ ,

$13$ ,

$14$ ,

$15$ ,

$16$ ,

$17$ ,

$18$ ,

$25$

Etapa 1

A média de um conjunto de números é a soma dividida pelo número de termos.

$\overline{x} = \frac{10 + 11 + 12 + 12 + 13 + 13 + 13 + 14 + 14 + 14 + 15 + 15 + 15 + 15 + 15 + 16 + 16 + 16 + 17 + 17 + 17 + 17 + 18 + 18 + 25}{25}$

Etapa 2

Simplifique o numerador.

Toque para ver mais passagens...

Etapa 2.1

Some

$10$ e

$11$ .

$\overline{x} = \frac{21 + 12 + 12 + 13 + 13 + 13 + 14 + 14 + 14 + 15 + 15 + 15 + 15 + 15 + 16 + 16 + 16 + 17 + 17 + 17 + 17 + 18 + 18 + 25}{25}$

Etapa 2.2

Some

$21$ e

$12$ .

$\overline{x} = \frac{33 + 12 + 13 + 13 + 13 + 14 + 14 + 14 + 15 + 15 + 15 + 15 + 15 + 16 + 16 + 16 + 17 + 17 + 17 + 17 + 18 + 18 + 25}{25}$

Etapa 2.3

Some

$33$ e

$12$ .

$\overline{x} = \frac{45 + 13 + 13 + 13 + 14 + 14 + 14 + 15 + 15 + 15 + 15 + 15 + 16 + 16 + 16 + 17 + 17 + 17 + 17 + 18 + 18 + 25}{25}$

Etapa 2.4

Some

$45$ e

$13$ .

$\overline{x} = \frac{58 + 13 + 13 + 14 + 14 + 14 + 15 + 15 + 15 + 15 + 15 + 16 + 16 + 16 + 17 + 17 + 17 + 17 + 18 + 18 + 25}{25}$

Etapa 2.5

Some

$58$ e

$13$ .

$\overline{x} = \frac{71 + 13 + 14 + 14 + 14 + 15 + 15 + 15 + 15 + 15 + 16 + 16 + 16 + 17 + 17 + 17 + 17 + 18 + 18 + 25}{25}$

Etapa 2.6

Some

$71$ e

$13$ .

$\overline{x} = \frac{84 + 14 + 14 + 14 + 15 + 15 + 15 + 15 + 15 + 16 + 16 + 16 + 17 + 17 + 17 + 17 + 18 + 18 + 25}{25}$

Etapa 2.7

Some

$84$ e

$14$ .

$\overline{x} = \frac{98 + 14 + 14 + 15 + 15 + 15 + 15 + 15 + 16 + 16 + 16 + 17 + 17 + 17 + 17 + 18 + 18 + 25}{25}$

Etapa 2.8

Some

$98$ e

$14$ .

$\overline{x} = \frac{112 + 14 + 15 + 15 + 15 + 15 + 15 + 16 + 16 + 16 + 17 + 17 + 17 + 17 + 18 + 18 + 25}{25}$

Etapa 2.9

Some

$112$ e

$14$ .

$\overline{x} = \frac{126 + 15 + 15 + 15 + 15 + 15 + 16 + 16 + 16 + 17 + 17 + 17 + 17 + 18 + 18 + 25}{25}$

Etapa 2.10

Some

$126$ e

$15$ .

$\overline{x} = \frac{141 + 15 + 15 + 15 + 15 + 16 + 16 + 16 + 17 + 17 + 17 + 17 + 18 + 18 + 25}{25}$

Etapa 2.11

Some

$141$ e

$15$ .

$\overline{x} = \frac{156 + 15 + 15 + 15 + 16 + 16 + 16 + 17 + 17 + 17 + 17 + 18 + 18 + 25}{25}$

Etapa 2.12

Some

$156$ e

$15$ .

$\overline{x} = \frac{171 + 15 + 15 + 16 + 16 + 16 + 17 + 17 + 17 + 17 + 18 + 18 + 25}{25}$

Etapa 2.13

Some

$171$ e

$15$ .

$\overline{x} = \frac{186 + 15 + 16 + 16 + 16 + 17 + 17 + 17 + 17 + 18 + 18 + 25}{25}$

Etapa 2.14

Some

$186$ e

$15$ .

$\overline{x} = \frac{201 + 16 + 16 + 16 + 17 + 17 + 17 + 17 + 18 + 18 + 25}{25}$

Etapa 2.15

Some

$201$ e

$16$ .

$\overline{x} = \frac{217 + 16 + 16 + 17 + 17 + 17 + 17 + 18 + 18 + 25}{25}$

Etapa 2.16

Some

$217$ e

$16$ .

$\overline{x} = \frac{233 + 16 + 17 + 17 + 17 + 17 + 18 + 18 + 25}{25}$

Etapa 2.17

Some

$233$ e

$16$ .

$\overline{x} = \frac{249 + 17 + 17 + 17 + 17 + 18 + 18 + 25}{25}$

Etapa 2.18

Some

$249$ e

$17$ .

$\overline{x} = \frac{266 + 17 + 17 + 17 + 18 + 18 + 25}{25}$

Etapa 2.19

Some

$266$ e

$17$ .

$\overline{x} = \frac{283 + 17 + 17 + 18 + 18 + 25}{25}$

Etapa 2.20

Some

$283$ e

$17$ .

$\overline{x} = \frac{300 + 17 + 18 + 18 + 25}{25}$

Etapa 2.21

Some

$300$ e

$17$ .

$\overline{x} = \frac{317 + 18 + 18 + 25}{25}$

Etapa 2.22

Some

$317$ e

$18$ .

$\overline{x} = \frac{335 + 18 + 25}{25}$

Etapa 2.23

Some

$335$ e

$18$ .

$\overline{x} = \frac{353 + 25}{25}$

Etapa 2.24

Some

$353$ e

$25$ .

$\overline{x} = \frac{378}{25}$

Etapa 3

Divida.

$\overline{x} = 15.12$

Etapa 4

A média deve ser arredondada para uma casa decimal a mais do que os dados originais. Se os dados originais forem misturados, arredonde para uma casa decimal a mais do que a menos precisa.

$\overline{x} = 15.1$

Etapa 5

Estabeleça a fórmula da variância. A variância de um conjunto de valores é uma medida da propagação de seus valores.

$s^{2} = \sum_{i = 1}^{n} \frac{{(x_{i} - x_{a v g})}^{2}}{n - 1}$

Etapa 6

Estabeleça a fórmula da variância para este conjunto de números.

$s = \frac{{(10 - 15.1)}^{2} + {(11 - 15.1)}^{2} + {(12 - 15.1)}^{2} + {(12 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7

Simplifique o resultado.

Toque para ver mais passagens...

Etapa 7.1

Simplifique o numerador.

Toque para ver mais passagens...

Etapa 7.1.1

Subtraia

$15.1$ de

$10$ .

$s = \frac{{(- 5.1)}^{2} + {(11 - 15.1)}^{2} + {(12 - 15.1)}^{2} + {(12 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.2

Eleve

$- 5.1$ à potência de

$2$ .

$s = \frac{26.01 + {(11 - 15.1)}^{2} + {(12 - 15.1)}^{2} + {(12 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.3

Subtraia

$15.1$ de

$11$ .

$s = \frac{26.01 + {(- 4.1)}^{2} + {(12 - 15.1)}^{2} + {(12 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.4

Eleve

$- 4.1$ à potência de

$2$ .

$s = \frac{26.01 + 16.81 + {(12 - 15.1)}^{2} + {(12 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.5

Subtraia

$15.1$ de

$12$ .

$s = \frac{26.01 + 16.81 + {(- 3.1)}^{2} + {(12 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.6

Eleve

$- 3.1$ à potência de

$2$ .

$s = \frac{26.01 + 16.81 + 9.61 + {(12 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.7

Subtraia

$15.1$ de

$12$ .

$s = \frac{26.01 + 16.81 + 9.61 + {(- 3.1)}^{2} + {(13 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.8

Eleve

$- 3.1$ à potência de

$2$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + {(13 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.9

Subtraia

$15.1$ de

$13$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + {(- 2.1)}^{2} + {(13 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.10

Eleve

$- 2.1$ à potência de

$2$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + {(13 - 15.1)}^{2} + {(13 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.11

Subtraia

$15.1$ de

$13$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + {(- 2.1)}^{2} + {(13 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.12

Eleve

$- 2.1$ à potência de

$2$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + {(13 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.13

Subtraia

$15.1$ de

$13$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + {(- 2.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.14

Eleve

$- 2.1$ à potência de

$2$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.15

Subtraia

$15.1$ de

$14$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + {(- 1.1)}^{2} + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.16

Eleve

$- 1.1$ à potência de

$2$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + {(14 - 15.1)}^{2} + {(14 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.17

Subtraia

$15.1$ de

$14$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + {(- 1.1)}^{2} + {(14 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.18

Eleve

$- 1.1$ à potência de

$2$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + {(14 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.19

Subtraia

$15.1$ de

$14$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + {(- 1.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.20

Eleve

$- 1.1$ à potência de

$2$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.21

Subtraia

$15.1$ de

$15$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + {(- 0.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.22

Eleve

$- 0.1$ à potência de

$2$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.23

Subtraia

$15.1$ de

$15$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + {(- 0.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.24

Eleve

$- 0.1$ à potência de

$2$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.25

Subtraia

$15.1$ de

$15$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + {(- 0.1)}^{2} + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.26

Eleve

$- 0.1$ à potência de

$2$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + {(15 - 15.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.27

Subtraia

$15.1$ de

$15$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + {(- 0.1)}^{2} + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.28

Eleve

$- 0.1$ à potência de

$2$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + {(15 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.29

Subtraia

$15.1$ de

$15$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + {(- 0.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.30

Eleve

$- 0.1$ à potência de

$2$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.31

Subtraia

$15.1$ de

$16$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + {0.9}^{2} + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.32

Eleve

$0.9$ à potência de

$2$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + {(16 - 15.1)}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.33

Subtraia

$15.1$ de

$16$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + {0.9}^{2} + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.34

Eleve

$0.9$ à potência de

$2$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + {(16 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.35

Subtraia

$15.1$ de

$16$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + {0.9}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.36

Eleve

$0.9$ à potência de

$2$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.37

Subtraia

$15.1$ de

$17$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + {1.9}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.38

Eleve

$1.9$ à potência de

$2$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.39

Subtraia

$15.1$ de

$17$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + {1.9}^{2} + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.40

Eleve

$1.9$ à potência de

$2$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + 3.61 + {(17 - 15.1)}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.41

Subtraia

$15.1$ de

$17$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + 3.61 + {1.9}^{2} + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.42

Eleve

$1.9$ à potência de

$2$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + 3.61 + 3.61 + {(17 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.43

Subtraia

$15.1$ de

$17$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + 3.61 + 3.61 + {1.9}^{2} + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.44

Eleve

$1.9$ à potência de

$2$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + 3.61 + 3.61 + 3.61 + {(18 - 15.1)}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.45

Subtraia

$15.1$ de

$18$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + 3.61 + 3.61 + 3.61 + {2.9}^{2} + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.46

Eleve

$2.9$ à potência de

$2$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + 3.61 + 3.61 + 3.61 + 8.41 + {(18 - 15.1)}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.47

Subtraia

$15.1$ de

$18$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + 3.61 + 3.61 + 3.61 + 8.41 + {2.9}^{2} + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.48

Eleve

$2.9$ à potência de

$2$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + 3.61 + 3.61 + 3.61 + 8.41 + 8.41 + {(25 - 15.1)}^{2}}{25 - 1}$

Etapa 7.1.49

Subtraia

$15.1$ de

$25$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + 3.61 + 3.61 + 3.61 + 8.41 + 8.41 + {9.9}^{2}}{25 - 1}$

Etapa 7.1.50

Eleve

$9.9$ à potência de

$2$ .

$s = \frac{26.01 + 16.81 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + 3.61 + 3.61 + 3.61 + 8.41 + 8.41 + 98.01}{25 - 1}$

Etapa 7.1.51

Some

$26.01$ e

$16.81$ .

$s = \frac{42.82 + 9.61 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + 3.61 + 3.61 + 3.61 + 8.41 + 8.41 + 98.01}{25 - 1}$

Etapa 7.1.52

Some

$42.82$ e

$9.61$ .

$s = \frac{52.43 + 9.61 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + 3.61 + 3.61 + 3.61 + 8.41 + 8.41 + 98.01}{25 - 1}$

Etapa 7.1.53

Some

$52.43$ e

$9.61$ .

$s = \frac{62.04 + 4.41 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + 3.61 + 3.61 + 3.61 + 8.41 + 8.41 + 98.01}{25 - 1}$

Etapa 7.1.54

Some

$62.04$ e

$4.41$ .

$s = \frac{66.45 + 4.41 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + 3.61 + 3.61 + 3.61 + 8.41 + 8.41 + 98.01}{25 - 1}$

Etapa 7.1.55

Some

$66.45$ e

$4.41$ .

$s = \frac{70.86 + 4.41 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + 3.61 + 3.61 + 3.61 + 8.41 + 8.41 + 98.01}{25 - 1}$

Etapa 7.1.56

Some

$70.86$ e

$4.41$ .

$s = \frac{75.27 + 1.21 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + 3.61 + 3.61 + 3.61 + 8.41 + 8.41 + 98.01}{25 - 1}$

Etapa 7.1.57

Some

$75.27$ e

$1.21$ .

$s = \frac{76.48 + 1.21 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + 3.61 + 3.61 + 3.61 + 8.41 + 8.41 + 98.01}{25 - 1}$

Etapa 7.1.58

Some

$76.48$ e

$1.21$ .

$s = \frac{77.69 + 1.21 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + 3.61 + 3.61 + 3.61 + 8.41 + 8.41 + 98.01}{25 - 1}$

Etapa 7.1.59

Some

$77.69$ e

$1.21$ .

$s = \frac{78.9 + 0.01 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + 3.61 + 3.61 + 3.61 + 8.41 + 8.41 + 98.01}{25 - 1}$

Etapa 7.1.60

Some

$78.9$ e

$0.01$ .

$s = \frac{78.91 + 0.01 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + 3.61 + 3.61 + 3.61 + 8.41 + 8.41 + 98.01}{25 - 1}$

Etapa 7.1.61

Some

$78.91$ e

$0.01$ .

$s = \frac{78.92 + 0.01 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + 3.61 + 3.61 + 3.61 + 8.41 + 8.41 + 98.01}{25 - 1}$

Etapa 7.1.62

Some

$78.92$ e

$0.01$ .

$s = \frac{78.93 + 0.01 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + 3.61 + 3.61 + 3.61 + 8.41 + 8.41 + 98.01}{25 - 1}$

Etapa 7.1.63

Some

$78.93$ e

$0.01$ .

$s = \frac{78.94 + 0.01 + 0.81 + 0.81 + 0.81 + 3.61 + 3.61 + 3.61 + 3.61 + 8.41 + 8.41 + 98.01}{25 - 1}$

Etapa 7.1.64

Some

$78.94$ e

$0.01$ .

$s = \frac{78.95 + 0.81 + 0.81 + 0.81 + 3.61 + 3.61 + 3.61 + 3.61 + 8.41 + 8.41 + 98.01}{25 - 1}$

Etapa 7.1.65

Some

$78.95$ e

$0.81$ .

$s = \frac{79.76 + 0.81 + 0.81 + 3.61 + 3.61 + 3.61 + 3.61 + 8.41 + 8.41 + 98.01}{25 - 1}$

Etapa 7.1.66

Some

$79.76$ e

$0.81$ .

$s = \frac{80.57 + 0.81 + 3.61 + 3.61 + 3.61 + 3.61 + 8.41 + 8.41 + 98.01}{25 - 1}$

Etapa 7.1.67

Some

$80.57$ e

$0.81$ .

$s = \frac{81.38 + 3.61 + 3.61 + 3.61 + 3.61 + 8.41 + 8.41 + 98.01}{25 - 1}$

Etapa 7.1.68

Some

$81.38$ e

$3.61$ .

$s = \frac{84.99 + 3.61 + 3.61 + 3.61 + 8.41 + 8.41 + 98.01}{25 - 1}$

Etapa 7.1.69

Some

$84.99$ e

$3.61$ .

$s = \frac{88.6 + 3.61 + 3.61 + 8.41 + 8.41 + 98.01}{25 - 1}$

Etapa 7.1.70

Some

$88.6$ e

$3.61$ .

$s = \frac{92.21 + 3.61 + 8.41 + 8.41 + 98.01}{25 - 1}$

Etapa 7.1.71

Some

$92.21$ e

$3.61$ .

$s = \frac{95.82 + 8.41 + 8.41 + 98.01}{25 - 1}$

Etapa 7.1.72

Some

$95.82$ e

$8.41$ .

$s = \frac{104.23 + 8.41 + 98.01}{25 - 1}$

Etapa 7.1.73

Some

$104.23$ e

$8.41$ .

$s = \frac{112.64 + 98.01}{25 - 1}$

Etapa 7.1.74

Some

$112.64$ e

$98.01$ .

$s = \frac{210.65}{25 - 1}$

Etapa 7.2

Simplifique a expressão.

Toque para ver mais passagens...

Etapa 7.2.1

Subtraia

$1$ de

$25$ .

$s = \frac{210.65}{24}$

Etapa 7.2.2

Divida

$210.65$ por

$24$ .

$s = 8.77708\overline{3}$

Etapa 8

Aproxime o resultado.

$s^{2} \approx 8.7771$