Math, asked by Laurawillson, 1 month ago

If cot theta = 13/8

then evaluate (2 + 2sin theta) (1 - sin theta) ÷ (1 + cos theta) (2 - 2cos theta)
pls help!!

Answers

Answered by sandy1816
1

Step-by-step explanation:

given cotθ=13/8

(2+2sinθ)(1-sinθ)/(1+cosθ)(2-2cosθ)

=2(1-sin²θ)/2(1-cos²θ)

=cos²θ/sin²θ

=cot²θ

=(13/8)²

=169/64

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