If dx = + C then find f(x) and g(x).

Maths Indefinite Integral General Subjective Type

Published on: August 11, 2026

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The correct answer is:

CHECK THE SOLUTION.

x; x 2 + 2x cos α + 1

Sol. Ι = =

Put 1 + + = t , then dx = –

⇒ Ι = = + C = + C

comparing : f(x) = x and, g(x) = x 2 + 2x cos α + 1

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