Prove that :
Sin A + Cos A / Sin A - Cos A +
Sin A - Cos / Sin A + Cos A =
2/1-2 cos²A
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Step-by-step explanation:
(sinA+cosA)/(sinA-cosA) +(sinA-cosA)/(sinA+cosA)
={(sinA+cosA)^2+(sinA-cosA)^2} / {(sinA+cosA)(sinA-cosA)}
=(2+sin2A-sin2A)/(sin^2A-cos^2A)
=2/(1-2cos^A)
HOPE YOU GOT THE ANSWER
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