Question

How do you simplify `(sin2x)/(cos^2x-sin^2x)`?

Answer 1

Simplify: `(sin 2x)/(cos^2 x - sin^2 x)` = tan 2x

Explanation:

Reminder: `cos 2x = cos^2 x - sin^2 x`

`(sin 2x)/(cos^2 x - sin^2 x) = (sin 2x)/(cos 2x) = tan 2x`