find the value of Cos theta / 1+ Sin theta???????
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Answer:
cosθ/1+sinθ = sin(π2−θ)/1+cos(π2−θ)
=2sin(π4−θ2)*cos(π4−θ2)/2cos^2(π4−θ2)
=sin(π4−θ2)/cos(π4−θ2)
=tan(π4−θ2)
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