Trigonometry Examples

$\cos (x) = \frac{20}{29}$ , $\frac{3 π}{2} < x < 2 π$

Step 1

$\cos (x) = \frac{20}{29}$ is not a function $y$ in terms of one variable.

No solution

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