Basic Math Examples

3

$3$ ,

5

$5$ ,

7

$7$ ,

9

$9$ ,

11

$11$

Step 1

The mean of a set of numbers is the sum divided by the number of terms.

\frac{3 + 5 + 7 + 9 + 11}{5}

$\frac{3 + 5 + 7 + 9 + 11}{5}$

Step 2

Simplify the numerator.

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Step 2.1

Add

3

$3$ and

5

$5$ .

\frac{8 + 7 + 9 + 11}{5}

$\frac{8 + 7 + 9 + 11}{5}$

Step 2.2

Add

8

$8$ and

7

$7$ .

\frac{15 + 9 + 11}{5}

$\frac{15 + 9 + 11}{5}$

Step 2.3

Add

15

$15$ and

9

$9$ .

\frac{24 + 11}{5}

$\frac{24 + 11}{5}$

Step 2.4

Add

24

$24$ and

11

$11$ .

\frac{35}{5}

$\frac{35}{5}$

\frac{35}{5}

$\frac{35}{5}$

Step 3

Divide

35

$35$ by

5

$5$ .

7

$7$

⎡ ⎢ ⎣ \begin{matrix} x^{2} & \frac{1}{2} \sqrt{π} & \int x d x \end{matrix} ⎤ ⎥ ⎦

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$