Practice problem
Find the zero that applies to the interval (5,9](5,9](5,9] inside the domain of the function f(x)={12x−4−2<x≤5−2x+125<x≤9f(x)=\begin{cases} \frac{1}{2}x -4&-2<x\le5\\ -2x+12&5<x\le9 \end{cases}f(x)={21x−4−2x+12−2<x≤55<x≤9
666
888
−4-4−4
121212
Type a concept, like “slope” or “photosynthesis”.