Question

1 = tan" (3x-2
1-3X²​

Answer 1

Solution:

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Step-by-step explanation:

y=tan−1(1−3x23x−x3)

Put x=tanθ

⇒y=tan−1(1−3tan2θ3tanθ−tan3θ)

=tan−1tan(3θ)=3θ=3tan−1x

∴dxdy=1+x23