Math, asked by samitdulta, 11 months ago

sin(90-A)/cosec(90-A) + cos(90-A)/sec(90-A)=1 prove LHS = RHS

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Answered by netraagarwal

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Answered by sonupal03667

Answer:

LHS

sin(90-A)=cosA

cosec(90-A)=secA

cos(90-A)=sinA

sec(90-A)=cosecA

cosA/secA+sinA/cosecA

=cosA×cosA+sinA×sinA

=cos^2A+sin^2A

=1=RHS

LHS=RHS(Proved)

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sin(90-A)/cosec(90-A) + cos(90-A)/sec(90-A)=1 prove LHS = RHS​