Find the derivative of f(x)=∫x2xarctan(t)dtf(x) = \int_{x^2}^{x} \arctan(t) dtf(x)=∫x2xarctan(t)dt at x=1x=1x=1.
1−π/41 - \pi/41−π/4
π/4−1\pi/4 - 1π/4−1
000
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