Trigonometry Examples

$- v \frac{1 - \frac{12}{13}}{2}$

Step 1

Simplify the numerator.

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Step 1.1

Write

$1$ as a fraction with a common denominator.

$- v \frac{\frac{13}{13} - \frac{12}{13}}{2}$

Step 1.2

Combine the numerators over the common denominator.

$- v \frac{\frac{13 - 12}{13}}{2}$

Step 1.3

Subtract

$12$ from

$13$ .

$- v \frac{\frac{1}{13}}{2}$

Step 2

Multiply the numerator by the reciprocal of the denominator.

$- v (\frac{1}{13} \cdot \frac{1}{2})$

Step 3

Multiply

$\frac{1}{13} \cdot \frac{1}{2}$ .

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Step 3.1

Multiply

$\frac{1}{13}$ by

$\frac{1}{2}$ .

$- v \frac{1}{13 \cdot 2}$

Step 3.2

Multiply

$13$ by

$2$ .

$- v \frac{1}{26}$

Step 4

Combine

$\frac{1}{26}$ and

$v$ .

$- \frac{v}{26}$