cot theta - cot 2 theta =cosec 2 theta
Answers
Answered by
4
Answer:
Step-by-step explanation:
Taking L.H.S.
cosec 2theta +cot 2 theta
=1/sin2theta + cos 2theta/ sin 2 theta
=cos theta/ sin theta
=cot theta
L.H.S.=R.H.S.
Hence, proved
hope it helps you.....
Answered by
2
cot ∆ - cot 2 ∆ = cosec2∆
L.H.S.
1/sin2∆ = 1/2sin∆cos∆
= cot ∆ - cot 2 ∆
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