Recommended Questions
- Prove that : (sin3A+sin A)sin A+(cos3A-cos A)cos A=0
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- Show that (sin3A)/(sin A)-(cos3A)/(cos A)=2
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- Prove that: (sinA+sin3A+sin5A+sin7A)/(cosA+cos3A+cos5A+cos7A)=tan4A
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- Prove that: (sin5A-sin3A)/(cos5A+cos3A)=tanA (sinA+sin3A)/(cosA+c...
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- (cos3A-cos A)/(sin3A-sin A)+(cos2A-cos4A)/(sin4A-sin2A)=(sin A)/(cos2A...
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- 8. (sin3A + sin A) sin A + (cos3A-cos A) cos A = 0
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- sin^3Asin3A+cos^3Acos3A=cos^3(2A)
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- (sin3A + sin A) sin A + (cos3A-cos A) cos A = 0
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- (sin A+sin3A)/(cos A+cos3A)=tan2A
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