Recommended Questions
- (cos 9x-cos 5x)/(sin 17x-sin 3x)=-(sin2x)/(cos 10x)
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- (cos 9x - cos 5x)/(sin 17x - sin 3x) = (-sin 2x)/(cos 10x)
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- (( sin 7x + sin 5x)+(sin 9x + sin 3x))/((cos 7x + cos 5x)+(cos 9x+ cos...
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- (cos 9x-cos 5x)/(sin 17x-sin 3x)=-(sin2x)/(cos 10x)
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- ((sin 7x +sin 5x)+(sin 9x+ sin 3x))/((cos 7x+cos 5x)+(cos 9x +cos 3x))...
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- (cos 9x –cos 5x)/(sin 17x –sin 3x) =(sin 2x)/(cos 10x)
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- सिद्ध कीजिए: (i) (sin A +sin B) /( cos A +cos B) =tan ""( A+B)/( 2) ...
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- Prove that (sin 9x+sin7+sin 3x+sin 5x)/(cos 9x+ cos 7x+ cos 3x+cos 5x)...
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- prove that ((sin 7x + sin 5x )+( sin 9x + sin 3x ))/( ( cos 7x...
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