Trigonometry Examples

$9 (\cos (\frac{π}{10}) + i \sin (\frac{π}{10}))$

Step 1

Apply the distributive property.

$9 \cos (\frac{π}{10}) + 9 i \sin (\frac{π}{10})$

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