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Question Number 202041 by hardmath last updated on 19/Dec/23

Simplify:   (((√2) − sinα − cosα)/(sinα − cosα))

Simplify:2sinαcosαsinαcosα

Answered by cortano12 last updated on 19/Dec/23

 = (((√2)−(√2) ((1/( (√2))) sin α+(1/( (√2))) cos α))/( (√2) ((1/( (√2))) sin α−(1/( (√2))) cos α)))   = ((1−cos (α−45°))/(sin  (α−45°)))   = csc (α−45°)−cot (α−45°)

=22(12sinα+12cosα)2(12sinα12cosα)=1cos(α45°)sin(α45°)=csc(α45°)cot(α45°)

Commented by hardmath last updated on 20/Dec/23

thankyou Ser

thankyouSer

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