Math, asked by yaminilakshmisai, 9 months ago

cot x+cosec x-1/cot x-cosec x+1

Answers

Answered by masthanjavidvali4962

1

(cosx/sinx)+(1/sinx)-(sinx/cosx)-(1/sinx)+1

=>(cos²x+cosx-sin²x-cosx+sinx.cosx)/(sinx.cosx)

=>(cos²x-sin²x+sinx.cosx)/(sinx.cosx)

=>(2cos2x/sin2x)+1

=>2cot2x+1. //

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