State the maximal range of values of $x$ for which the graph of $y=\mathrm{f}\left( x \right)$ is st

Question

State the maximal range of values of $x$ for which the graph of $y=\mathrm{f}\left( x \right)$ is strictly decreasing, decreasing, concave upwards, concave downwards.

Accepted Answer

(a) $\{x \in \mathbb{R}: -3 1\}$

Worked Example 8

Worked Example 8

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