Math, asked by karansingh779977, 7 months ago

Sin (90-A) cas (90-A)-
tan A
It tan²A
​

Answers

Answered by snowyseret
0

Answer:

LHS = sin(90 - A ) * cos ( 90 - A ) = CosA sinA ----( 1 ) RHS = tanA / ( 1 + tan² A ) = tan A / sec² A = ( SinA/cosA ) / ( 1/ cos² A ) = ( SinA cos² A ) / cosA = SinAcosA ...

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