Trigonometry Examples

$2 (- \frac{4}{5}) (\frac{3}{5})$

Step 1

Multiply $2 (- \frac{4}{5})$ .

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Step 1.1

Multiply $- 1$ by $2$ .

$- 2 (\frac{4}{5}) \cdot \frac{3}{5}$

Step 1.2

Combine $- 2$ and $\frac{4}{5}$ .

$\frac{- 2 \cdot 4}{5} \cdot \frac{3}{5}$

Step 1.3

Multiply $- 2$ by $4$ .

$\frac{- 8}{5} \cdot \frac{3}{5}$

$\frac{- 8}{5} \cdot \frac{3}{5}$

Step 2

Move the negative in front of the fraction.

$- \frac{8}{5} \cdot \frac{3}{5}$

Step 3

Multiply $- \frac{8}{5} \cdot \frac{3}{5}$ .

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Step 3.1

Multiply $\frac{3}{5}$ by $\frac{8}{5}$ .

$- \frac{3 \cdot 8}{5 \cdot 5}$

Step 3.2

Multiply $3$ by $8$ .

$- \frac{24}{5 \cdot 5}$

Step 3.3

Multiply $5$ by $5$ .

$- \frac{24}{25}$

$- \frac{24}{25}$

Step 4

The result can be shown in multiple forms.

Exact Form:

$- \frac{24}{25}$

Decimal Form:

$- 0.96$

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