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Prove that 3sin^−1x=sin^−1(3x−4x^3),x∈[−1/2,1/2].

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asked Jan 13, 2018 in Mathematics by sforrest072 (157,439 points)
edited Mar 6, 2018 by faiz

Prove that 3sin⁻¹x=sin⁻¹(3x−4x³),x∈[−1/2,1/2].

1 Answer

answered Jan 13, 2018 by mdsamim (213,225 points)
selected Jan 13, 2018 by sforrest072

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Prove that 3sin^−1x=sin^−1(3x−4x^3),x∈[−1/2,1/2].

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