If sin θ = cos θ, then find the value of 2 tan θ + cos^2 θ.

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asked Mar 15, 2018 in Mathematics by shabnam praween (19,050 points) 5 6 8

If sin θ = cos θ, then find the value of 2 tan θ + cos2 θ.

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answered Mar 15, 2018 by mdsamim (213,225 points) 5 10 15
selected Mar 20, 2018 by faiz
 
Best answer

sin q = cos q       (Given)
It means value of q = 45°
Now, 2 tan q + cos2 q = 2 tan 45° + cos2 45°

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