# Trigonometry

posted by
**Sangita**
.

Which of the following is equivalent to 1 − cos 2 θ/cos 2 θ?

A. sec2 θ

B. (csc 2 θ ) -1

C. tan 2 θ

D. sin 2 θ

E. –1/sin2 θ

posted by
**Sangita**
.

Which of the following is equivalent to 1 − cos 2 θ/cos 2 θ?

A. sec2 θ

B. (csc 2 θ ) -1

C. tan 2 θ

D. sin 2 θ

E. –1/sin2 θ