Math, asked by ratanamaladas, 8 months ago

prove that (sinA-cos A + 1)/(sin A+ cos A-1)= cosA/1- sin A

Answers

Answered by rkelectronik

1

we can write this as ,

LHS, {sinA-(cosA-1)} {sinA+(cosA-1)}

= {sin sq A-(cosA-1) sq }

= sina sq - ( cos a sq + 1- 2cos a)

= sina sq -cos a sq -1 + 2cos a

hope u can do after this....

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