Trigonometry Examples

$\arcsin (\sin (- \frac{3 π}{7}))$

Step 1

Add full rotations of $2 π$ until the angle is greater than or equal to $0$ and less than $2 π$ .

$\arcsin (\sin (\frac{11 π}{7}))$

Step 2

The result can be shown in multiple forms.

Exact Form:

$\arcsin (\sin (\frac{11 π}{7}))$

Decimal Form:

$- 1.34639685 \dots$