Recommended Questions
- sinAsin (A+ 2B) -SinBsin(B +2A)= sin (A- B)sin(A+B)
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- sin A sin (A + 2B) -sin B sin (B + 2A) = sin (AB) sin (A + B)
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- sin A sin (A + 2B) sin B sin (B + 2A) = sin (AB) sin (A + B)
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- Prove that: sin(A+2B)sinA-sinBsin(2A+B)sinB=sin(A+B)sin(A-B)
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- Prove that: sinAsin(B-C)+sinBsin(C-A)+sinCsin(A-B)=0
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- cos 2A cos 2B + sin^(2) (A-B) -sin^(2) (A+B) = cos (2A +2B)
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- cos(A+B)*cos(A-B)= (a)sin^2A-cos^2B (b)cos^2A-sin^2B (c)sin^2A-sin^2B ...
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- सिद्ध कीजिए कि sin (A + 2B) sin A - sin B sin (2A +B) = sin (A+B...
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- सिद्ध करें की cot(A+B)cot(A-B)=(cos^2A-sin^2 B)/(sin^2A-sin^2B)
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