MCQ
જો $f'(x) = \frac{1}{x} + x$ અને $f(1) = \frac{5}{2}$, તો $f(x) = $
- ✓$\log x + \frac{{{x^2}}}{2} + 2$
- B$\log x + \frac{{{x^2}}}{2} + 1$
- C$\log x - \frac{{{x^2}}}{2} + 2$
- D$\log x - \frac{{{x^2}}}{2} + 1$
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હોય તો સમીકરણ ${a{x^2} + bx + c}=0$ ના બીજ એ . . . .