SinAtanA/1-cosA=1+secA
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15
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Prove that,
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Taking L.H.S ,
★we know that tanA = sinA/cosA★
★We know that 1-cos²A = sin²A★
★Apply a²-b²=(a+b)(a-b)★
★Apply the rule of separation★
L.H.S = R.H.S
Answered by
4
Taking L.H.S.,
L.HS = R.H.S.
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