∫exf(x)dx=xex হলে, f(x)= কত? - Prothom Sir

\int e^{x} f (x) d x = x e^{x}

হলে, f(x)= কত?

Created: 7 months ago | Updated: 1 week ago

x+1

x^{2} + 1

\frac{x^{2}}{2} + 1

449

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