prove that 1-sin^2/1+cos a=cosa
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From LHS
1 - sin^2 A / 1 +CosA
=> cos A / 1 + cosa
=> Cos +1
hence proved
u took mistake there i think it is cos A +1
hope this helps u
1 - sin^2 A / 1 +CosA
=> cos A / 1 + cosa
=> Cos +1
hence proved
u took mistake there i think it is cos A +1
hope this helps u
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