Let \( f(x)=x e^{x(1+a x)} \) then \( f(x) \) is
(a) Increasing for \( a1 / 8 \)
(b) Decreasing ...
Let \( f(x)=x e^{x(1+a x)} \) then \( f(x) \) is
(a) Increasing for \( a1 / 8 \)
(b) Decreasing for \( a1 / 8 \)
(c) Increasing for \( a0 \)
(d) Decreasing for \( a0 \)
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