### Home > PC3 > Chapter 8 > Lesson 8.3.3 > Problem8-116

8-116.

Verify the following trigonometric identity: $\tan^{2}\left(β\right) + 6 = \sec^{2}\left(β\right) + 5$

Substitute a Pythagorean Identity for $\tan^{2}\left(x\right)$.