Recommended Questions
- सिद्ध कीजिए कि- (sin(A+B)*sin(A-B))/(cos^2A*cos^2B)
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- cos 2A cos 2B + sin^(2) (A-B) -sin^(2) (A+B) = cos (2A +2B)
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- सिद्ध कीजिए की : (sin A +sin B )/( sin A - sin B)-tan (A+B) /(2) co...
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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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- If A+B+C=270^(@), then the value of cos 2A +cos 2B + cos 2C + 4 sin A...
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- सिद्ध कीजिए की (cos 2B-cos2A)/(sin 2B+sin 2A)= tan (A-B)
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- If A+B +C = 270^@, then cos 2A + cos 2B +cos 2C +4sin A sin B sin C=
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- প্রমান করতে হবে যে, cos (A + B) cos (A – B) = cos^2A – sin^2B = cos^2B...
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- நிறுவுக:cos(A+B)cos(A-B)=cos^2A-sin^2B
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