If sinθ=cosθ, then the value of 2tanθ+cos^2θ is
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see in the attachment .
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Step-by-step explanation:
if sin thetha =cos thetha then
the angle is 45 .
=2 tan45+cos^245
=2 x 1 + 1/root over 2 ^2
=2+1/2
=5/2
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