Math, asked by dishadey2829, 1 month ago

cosec a (1-cos a)(cosec a-cot a)=1 verify it
plz ans fast

Answers

Answered by mreema2002

1

Step-by-step explanation:

LHS = cosec A(1+ cos A) (cosecA - cot A)

=1sinA(1+cosA)(1sinA-cosAsinA)

=(1+cosA)sinA(1-cosAsinA)

=(1-cos2A)sin2A(sin2Asin2A)=1=RHS

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