AM-2264

Derivative as rate of change

A Math · Secondary 4 · Medium · Derivative as rate of change

1. $x<\dfrac{1-\sqrt{13}}{2}$ or $x>\dfrac{1+\sqrt{13}}{2}$
2. $-1<x<3$
3. $x\le -1$ or $x\ge 3$
4. $x>0$ only

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