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Geometry Level 2

If 2 sin ⁡ θ 1 + cos ⁡ θ + sin ⁡ θ = x \frac{2\sin\theta}{1+\cos\theta+\sin\theta}=x ,then 1 − cos ⁡ θ + sin ⁡ θ 1 + sin ⁡ θ = ? \frac{1-\cos\theta+\sin\theta}{1+\sin\theta}=?

1 + x 1+x 1 − x 1-x 1 x \frac{1}{x} x x

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Abhishek Singh by Abhishek Singh , 24, India

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4 solutions

Dhevathi Rajan
Mar 21, 2014

Multiply numerator and denominator by 1-cos© + sin© and simplify ..

2 Helpful 0 Interesting 0 Brilliant 0 Confused
Abhishek Singh
Mar 22, 2014

Please reshare my problems !!

0 Helpful 0 Interesting 0 Brilliant 0 Confused
Divvela Aditya
Mar 22, 2014

check with the angles 0 and 90

0 Helpful 0 Interesting 0 Brilliant 0 Confused
Ankit Moral
Mar 22, 2014

Change both numerator and denominator in the tan terms and they both will come same,

0 Helpful 0 Interesting 0 Brilliant 0 Confused

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