if sin theta-cos theta=1/2 then find 1/sin theta+cos theta
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Step-by-step explanation:
sinθ+cosθ=1
(sinθ+cosθ)
2
=1
2
sin
2
θ+cos
2
θ+2sinθ.cosθ=1
1+2sinθ.cosθ=1
sinθ.cosθ=0
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