Precalculus Examples

$arccsc (\sin (\frac{2 π}{3}))$

Step 1

Apply the reference angle by finding the angle with equivalent trig values in the first quadrant.

$arccsc (\sin (\frac{π}{3}))$

Step 2

The exact value of $\sin (\frac{π}{3})$ is $\frac{\sqrt{3}}{2}$ .

$arccsc (\frac{\sqrt{3}}{2})$