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MathsJEE Main 23 Jan 2026, Shift 1·Q2·MCQ·Moderate

Indefinite Integration · Integral of type e^x(f+f')

Let f(x)=∫(2−x2)⋅ex(1+x)(1−x)3/2 dxf(x) = \displaystyle\int\frac{(2 - x^2)\cdot e^x}{\left(\sqrt{1+x}\right)(1-x)^{3/2}}\,dx. If f(0)=0f(0) = 0, then f(12)f\left(\dfrac12\right) is equal to:
  1. (1)3e−1\sqrt{3e} - 1
  2. (2)2e+1\sqrt{2e} + 1
  3. (3)2e−1\sqrt{2e} - 1
  4. (4)3e+1\sqrt{3e} + 1
We corrected a printing error in the original paper

Source printed “If f(0)−0f(0) - 0” (minus sign instead of the equals sign).

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See the full 23 Jan 2026, Shift 1 paper