### Home > A2C > Chapter 13 > Lesson 13.2.1 > Problem13-97

13-97.

Solve for $x$ in degrees. Homework Help ✎

1. $2\sin(x)=1$

Isolate $\sin\left(x\right)$.
$\sin(x)=\frac{1}{2}$

Use the unit circle to help you find the values that solve the equation.

1. $\cos^2\left(x\right)+4\cos\left(x\right)+4=0$

Let $U=\cos\left(x\right)$ to begin.

No solution.