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If int(x^2-x+1)/((x^2+1)^(3/2))e^x dx=e^...

If `int(x^2-x+1)/((x^2+1)^(3/2))e^x dx=e^xf(x)+c`, then (a) `f(x)` is an even function (b) `f(x)` is a bounded function (c) the range of `f(x)` is `(0,1)` (d) `f(x)` has two points of extrema

A

f(x) is a an even function

B

f(x) is a bounded function

C

Range of f(x) is (0,1)

D

f(x) has two points of extreme.

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