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If a cos^3θ+3acosθsin^2θ=m, a sin^3θ+3acos^2θsinθ=n, prove that (m+n)^2/3+(m-n)^2/3

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asked Feb 15, 2018 in Mathematics by Kundan kumar (49,132 points)

If a cos³θ+3acosθsin²θ=m, a sin³θ+3acos²θsinθ=n, prove that (m+n)^2/3+(m-n)^2/3

If a cos³ theta+3acos thetasin² theta=m, a sin³theta+3acos²thetasin theta=n, prove that (m+n)^2/3+(m-n)^2/3

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answered Feb 15, 2018 by Vikash Kumar (144,729 points)

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If a cos^3θ+3acosθsin^2θ=m, a sin^3θ+3acos^2θsinθ=n, prove that (m+n)^2/3+(m-n)^2/3

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