Question

Prove: tan^2 θ•cos^2 θ + cos^2 θ = 1. You must show all work.

Answer 1

Are those powers or angles?

Answer 2

powers sorry

Answer 3

Double angles or power?

Answer 4

Use: \(\Large \frac{sin^2\theta}{cos^2\theta}=tan^2\theta\)

Answer 5

How do I do that

Answer 6

let me draw something for you