Prove the given identity 1 tan 0 cos 0 1 Which of the

Last updated: 11/21/2023

Prove the given identity 1 tan 0 cos 0 1 Which of the following shows the key steps in proving the identity OA 1 tan 20 cos2 0 sec 0 cos 0 2 OC 1 tan2 e cos 0 sin 0 1 csc 0 O B 1 tan 0 cos 0 cos 0 tan 0 cos 0 cos 0 sin 0 1 cos 0 cos 0 sin 20 2 cos 0 1 cos 0 sin 0 cos 0 sin 0 1 O D 1 tan 0 cos 0 cot 0 cos 0 1 cos 0 tan 20 cos 8 cos 8 1