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Maths Indefinite Integral General Subjective Type

Published on: August 13, 2026

Evaluate dx

Text Solution

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The correct answer is:

CHECK THE SOLUTION.

Sol. We have,

I = dx

= dx

Putting x + 1 = tan θ and dx = sec 2 θ d θ , we get

I = sec 2 θ d θ

= + C

= ( θ + sin θ cos θ ) + C

= + C

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