જો $f(x) = g(x)$ હોય,તો $\int {f'(x) \cdot g(x)} \, dx$ નું મૂલ્ય શું થાય?

  • A
    $\frac{1}{2}{\{g(x)\}}^2 + c$
  • B
    ${\{g(x)\}}^2 + c$
  • C
    $\frac{1}{2}{\{f(x)\}}^2 + c$
  • D
    $A$ અથવા $C$ બંને

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