Plzz solve this trigonometry sum it's very interesting!!
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sec^2A-tan^2A=1
also, cosec^2A - cot^2A =1
hence
sec^2A-tan^2A= cosec^2A-cot^2A
(secA+ tanA)( sec A- tanA) =(cosecA+cotA)( CosecA-cotA)
secA-tanA/cosecA+cotA= CosecA-cotA/secA+tanA
proved.
also, cosec^2A - cot^2A =1
hence
sec^2A-tan^2A= cosec^2A-cot^2A
(secA+ tanA)( sec A- tanA) =(cosecA+cotA)( CosecA-cotA)
secA-tanA/cosecA+cotA= CosecA-cotA/secA+tanA
proved.
Destroyer48:
but we have to prove that
i have....
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see this answer. tell me if you think I have done wrong. give me brainliest
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