Consider the piecewise-defined function defined by $f(x)=\left\{\begin{array}{ll}x^{2}-7 & \text { if } x \leq 1 \ -\sqrt{x}+5 & \text { if } x1\end{array}\right.$.
(a) Graph $f$ by hand.
(b) Use a graphing calculator to obtain an accurate graph in the window $[-5,10]$ by $[-10,10]$.

Question

Consider the piecewise-defined function defined by $f(x)=\left\{\begin{array}{ll}x^{2}-7 & \text { if } x \leq 1 \ -\sqrt{x}+5 & \text { if } x>1\end{array}\right.$.
(a) Graph $f$ by hand.
(b) Use a graphing calculator to obtain an accurate graph in the window $[-5,10]$ by $[-10,10]$.

Quizplus · Accepted Answer

The Answer of Consider the piecewise-defined function defined by $f(x)=\left\{\begin{array}{ll}x^{2}-7 & \text { if } x \leq 1 \ -\sqrt{x}+5 & \text { if } x>1\end{array}\right.$.
(a) Graph $f$ by hand.
(b) Use a graphing calculator to obtain an accurate graph in the window $[-5,10]$ by $[-10,10]$.

Consider the Piecewise-Defined Function Defined By f(x)={x2−7 if x≤1−x+5 if x>1f(x)=\left\{\begin{array}{ll}x^{2}-7 & \text { if } x \leq 1 \\ -\sqrt{x}+5 & \text { if } x>1\end{array}\right.f(x)={x2−7−x​+5​ if x≤1 if x>1​

Consider the Piecewise-Defined Function Defined By $f(x)=\left\{\begin{array}{ll}x^{2}-7 & \text { if } x \leq 1 \\ -\sqrt{x}+5 & \text { if } x>1\end{array}\right.$