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The function f(x) = xe^x(1-x), x ∈ R , is 

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The function f(x) = xex(1-x), x ∈ R , is 

(A) increasing in (-1/2 , 1)

(B) decreasing in (1/2 , 2)

(C) increasing in (-1 , -1/2)

(D) decreasing in (-1/2 , 1/2)

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(A) increasing in (-1/2 , 1)

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