Trigonometry Ka question
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1》The solution to your first question is as follows:
LHS
= cot^2 A. cosec^2B - cot2B. cosec^2 A
= cot^2 A. (1 + cot^2 B) - cot^2 B. (1 + cot^2 A)
= cot^2 A + cot^2 A cot^2 B - cot^2 B - cot^2 A cot^2 B
= cot^2 A - cot^2 B
= RHS
2》Answer is in the attachment.
1》The solution to your first question is as follows:
LHS
= cot^2 A. cosec^2B - cot2B. cosec^2 A
= cot^2 A. (1 + cot^2 B) - cot^2 B. (1 + cot^2 A)
= cot^2 A + cot^2 A cot^2 B - cot^2 B - cot^2 A cot^2 B
= cot^2 A - cot^2 B
= RHS
2》Answer is in the attachment.
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mysticd:
Perfect , but change cot2A into cot²A ,( square position ) in a correct place.
Change all the terms , I will approve it.
And mention identities used.
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1
Answer:
Hey mate plzz refer to the attachment
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