Question
In Exercises $7-10$ , determine from its graph if the function is one-to-one.$$f(x)=\left\{\begin{array}{ll}{2-x^{2},} & {x \leq 1} \\ {x^{2},} & {x>1}\end{array}\right.$$
Step 1
The function is divided into two parts: $2-x^{2}$ for $x \leq 1$ and $x^{2}$ for $x>1$. Show more…
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