### Home > PC3 > Chapter 8 > Lesson 8.1.2 > Problem8-40

8-40.
1. Solve for x if 0 ≤ x < 2π. Homework Help ✎

1. 4sin2(x) = 1

2. 3tan2(x) = 1

$\frac{1}{\sqrt{2}} = \frac{\sqrt{2}}{2}$

$\tan^2(x)=\frac{1}{3}$

$\tan(x)=\pm\frac{1}{\sqrt{3}}$