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If $\int f(x)dx=-\cos\sqrt{x}+c$, then f(x) = |
$\sin \sqrt{x}$ $\frac{\sin \sqrt{x}}{\sqrt{x}}$ $2\cos \sqrt{x}$ None of these |
None of these |
$\int f(x)dx=-\cos\sqrt{x}+c$ so differentiate on both sides wrt x $f(x)=\frac{\sin \sqrt{x}}{2\sqrt{x}}$ |
