Trigonometry Examples

$2 (\frac{6}{13}) (\frac{- \sqrt{133}}{13})$

Step 1

Multiply $2 (\frac{6}{13})$ .

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Step 1.1

Combine $2$ and $\frac{6}{13}$ .

$\frac{2 \cdot 6}{13} \cdot \frac{- \sqrt{133}}{13}$

Step 1.2

Multiply $2$ by $6$ .

$\frac{12}{13} \cdot \frac{- \sqrt{133}}{13}$

Step 2

Move the negative in front of the fraction.

$\frac{12}{13} \cdot (- \frac{\sqrt{133}}{13})$

Step 3

Multiply $\frac{12}{13} (- \frac{\sqrt{133}}{13})$ .

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Step 3.1

Multiply $\frac{12}{13}$ by $\frac{\sqrt{133}}{13}$ .

$- \frac{12 \sqrt{133}}{13 \cdot 13}$

Step 3.2

Multiply $13$ by $13$ .

$- \frac{12 \sqrt{133}}{169}$

Step 4

The result can be shown in multiple forms.

Exact Form:

$- \frac{12 \sqrt{133}}{169}$

Decimal Form:

$- 0.81888018 \dots$