Trigonometry Examples

$v (\frac{1 - \frac{4}{5}}{2})$

Step 1

Simplify the numerator.

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Step 1.1

Write

$1$ as a fraction with a common denominator.

$v \frac{\frac{5}{5} - \frac{4}{5}}{2}$

Step 1.2

Combine the numerators over the common denominator.

$v \frac{\frac{5 - 4}{5}}{2}$

Step 1.3

Subtract

$4$ from

$5$ .

$v \frac{\frac{1}{5}}{2}$

Step 2

Multiply the numerator by the reciprocal of the denominator.

$v (\frac{1}{5} \cdot \frac{1}{2})$

Step 3

Multiply

$\frac{1}{5} \cdot \frac{1}{2}$ .

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Step 3.1

Multiply

$\frac{1}{5}$ by

$\frac{1}{2}$ .

$v \frac{1}{5 \cdot 2}$

Step 3.2

Multiply

$5$ by

$2$ .

$v \frac{1}{10}$

Step 4

Combine

$v$ and

$\frac{1}{10}$ .

$\frac{v}{10}$