Answers!
Cot^2 theta_1/sin^2 theta
ans:- cot square theta =cos square theta/sin square theta
cos^2 theta/sin^2 theta-1/sin^2 theta
cos^2 theta_1/sin^2 theta
(cos^2-1= sin^2 theta)
now,sin^ theta/sin^ theta
both cancelled out
hence we get 1
Comment
Answer the question...
Cot^2 theta_1/sin^2 theta
ans:- cot square theta =cos square theta/sin square theta
cos^2 theta/sin^2 theta-1/sin^2 theta
cos^2 theta_1/sin^2 theta
(cos^2-1= sin^2 theta)
now,sin^ theta/sin^ theta
both cancelled out
hence we get 1
Comment