Math, asked by manjuprashanth864, 10 months ago

prove that : -
Cos A+ 1 - sina
COSA1+ Sina
(coSA
sinA

Answers

Answered by sameer4444

1

Answer:

LHS = cosA / 1+sinA + 1+sinA / cosA

=(cos^2A+1+sin^2A+2sinA ) /cosA(1+sinA)

= (2+2sinA) / cosA(1+sinA)

= {2(1+sinA)} / cosA (1+sinA)

= 2 / cosA

= 2secA

RHS = 2secA

therefore , LHS = RHS

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