Question

question
find $f(f(-18))$.

$x$

$f(x)$

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$-3$

$-10$

$7$

$-4$

$-18$

$7$

$12$

$-18$

$6$

$-1$

answer attempt 2 out of 10

Explanation:

Step1: Find $f(-18)$ from table

From the table, when $x=-18$, $f(-18)=7$.

Step2: Find $f(f(-18))=f(7)$

From the table, when $x=7$, $f(7)=-4$.

Answer:

$-4$