Prove that cot^2 theta - cos^2 theta = 1
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QUESTION IS WRONG OT SHOULD BE
COS^2THETA-COT^2THETA=1
Step-by-step explanation:
WE KNOW THAT COT THETA=B/P
AND COS THETA=H/P
COS^2THETA-COT^2THETA=
(H/P)^2 - (B/P)^2 = H^2 - B^2 / P^2
P^2/P^2= 1
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