The interval in which is increasing is

MATHEMATICS · Subjective · A Level · Mathematics · Differentiation · Differentiation

Problem

The interval in which y=x2e−xy = x^2 e^{-x} is increasing is (A) (−∞,∞)(-\infty, \infty) (B) (−2,0)(-2, 0) (C) (2,∞)(2, \infty) (D) (0,2)(0, 2)

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