# Trigonometric expressions

Factor the trigonometric expression. Which is the correct answer?

sin2x + sin2x cot2x

cot2x - 1

sin2x + 1

cot2x + 1

1.

https://brainmass.com/math/trigonometry/factor-trigonometric-expressions-29184

#### Solution Summary

This shows how to factor trigonometric expressions.

$2.19