Math, asked by kailasms155, 1 year ago

(tan^2A-sec^2A)-(tanA-secA)=secA-tanA-1

Answers

Answered by Anonymous

2

LHS

-(sec^2A -tan^2)+(sec-tanA)

=-1+secA-tanA

=secA-tanA-1

LHS=RHS proved

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