Trigonometry Examples

2 (\frac{5}{13}) (- \frac{12}{13})

$2 (\frac{5}{13}) (- \frac{12}{13})$

Step 1

Multiply

2 (\frac{5}{13})

$2 (\frac{5}{13})$ .

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Step 1.1

Combine

2

$2$ and

\frac{5}{13}

$\frac{5}{13}$ .

\frac{2 \cdot 5}{13} \cdot (- \frac{12}{13})

$\frac{2 \cdot 5}{13} \cdot (- \frac{12}{13})$

Step 1.2

Multiply

2

$2$ by

5

$5$ .

\frac{10}{13} \cdot (- \frac{12}{13})

$\frac{10}{13} \cdot (- \frac{12}{13})$

\frac{10}{13} \cdot (- \frac{12}{13})

$\frac{10}{13} \cdot (- \frac{12}{13})$

Step 2

Multiply

\frac{10}{13} (- \frac{12}{13})

$\frac{10}{13} (- \frac{12}{13})$ .

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Step 2.1

Multiply

\frac{10}{13}

$\frac{10}{13}$ by

\frac{12}{13}

$\frac{12}{13}$ .

- \frac{10 \cdot 12}{13 \cdot 13}

$- \frac{10 \cdot 12}{13 \cdot 13}$

Step 2.2

Multiply

10

$10$ by

12

$12$ .

- \frac{120}{13 \cdot 13}

$- \frac{120}{13 \cdot 13}$

Step 2.3

Multiply

13

$13$ by

13

$13$ .

- \frac{120}{169}

$- \frac{120}{169}$

- \frac{120}{169}

$- \frac{120}{169}$

Step 3

The result can be shown in multiple forms.

Exact Form:

- \frac{120}{169}

$- \frac{120}{169}$

Decimal Form:

- 0.71005917 \dots

$- 0.71005917 \dots$

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

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