Question

see the table below. what is $f(2)$? what is the value of $x$ for $f(x)=15$?
show your work here
$f(2)=11$
when $f(x)=15$, then $x=$

Explanation:

Step1: Find $f(2)$ from table

Locate $x=2$, match $f(x)=11$

Step2: Find $x$ for $f(x)=15$

Locate $f(x)=15$, match $x=4$

Answer:

$f(2) = 11$
When $f(x)=15$, then $x=4$