4) If coso=2x/1+x^2,then tano=
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Given :
CosØ = 2x/1 + x²
_____________________
To Find :
- TanØ
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Solution :
As we know that :
So,
- Base = 2x
- Hypotenuse = 1 + x²
Now use Pythagoras theorem
Now, we know that :
- TanØ = Perpendicular/Base
⇒TanØ =
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