Trigonometry Examples

$\cot (90 - 60) = 1$

Step 1

Subtract $60$ from $90$ .

$\cot (30) = 1$

Step 2

The exact value of $\cot (30)$ is $\sqrt{3}$ .

$\sqrt{3} = 1$

Step 3

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