A geometry problem by Aakhyat Singh

Geometry Level pending

Simplify sin ⁡ ( 5 A ) − sin ⁡ ( 3 A ) cos ⁡ ( 3 A ) + 2 cos ⁡ ( 4 A ) + cos ⁡ ( 5 A ) \dfrac{\sin(5A) - \sin(3A)}{\cos(3A) + 2\cos(4A) + \cos(5A)} .

tan(A/2) cot(A/2) NOTA cotA

Aakhyat Singh by Aakhyat Singh , 20, India

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1 solution

Ahmad Saad
Aug 29, 2017

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