Recommended Questions
- सिद्ध कीजिए (sin A-cos A)^(2)=1-2sin A*cos A
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- Prove that (1 + sin A) / (cos A) + (cos B) / (1-sin B) = (2sin A-2sin ...
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- Show that (1+sinA)/(cosA)+(cosB)/(1-sinB)=(2sinA-2sinB)/(sin(A-B)+cosA...
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- In any triangle A B C ,sin^2A-sin^2B+sin^2C is always equal to (A) 2s...
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- Prove the following identities: (sin+cosA)/(sinA-cosA)+(sin-cosA)/(si...
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- Show that: sin^8A-cos^8A=(sin^2A-cos^2A)(1-2sin^2Acos^2A)
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- if (2 sina)/{1+cosa+sina}=y, then {1-cosa+sina}/(1+sina)=
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- (sin (n + 1) A + 2sin n + sin (n-1) A) / (cos (n-1) A-cos (n + 1) A) =...
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