Question

1-cos I-cos 2 + +cos 1. cos 2:1
(A) 1
(B) 2
(C) 3
(D) 4​

Answer 1

Answer:

what u want to write please make proper symbol and there should be angles

it can be one (sin^2+cos^2) = 1

Answer 2

Answer:

I am not sure but answer is A) 1