Q.The function $f(x) = x^3 - 3x$ is

increasing on

\mathbb{R}

decreasing on

\mathbb{R}

neither increasing nor decreasing

increasing in

(-\infty,-1) \cup (1,\infty)

The correct solution involves applying the fundamental concept to derive the final value step by step...

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Q.The function f(x)=x3−3xf(x) = x^3 - 3xf(x)=x3−3x is