Find the requested value.
-$f ( 4 )$ for $f ( x ) = \left\{ \begin{array} { c l } 6 x + 6 & \text { if } x \leq 0 \ 4 - 3 x & \text { if } 0

Question

Find the requested value.
-$f ( 4 )$ for $f ( x ) = \left\{ \begin{array} { c l } 6 x + 6 & \text { if } x \leq 0 \ 4 - 3 x & \text { if } 0 < x < 3 \ x & \text { if } x \geq 3 \end{array} \right.$
A) 3
B) $- 8$
C) 30
D) 4

Quizplus · Accepted Answer

Since $f(4)$ falls under the condition $x \geq 3$, we use the corresponding piece of the function, $f(x) = x$. Substituting $x = 4$, we get $f(4) = 4$.

Find the Requested Value f(4)f ( 4 )f(4) For A) 3 B)

Find the Requested Value $f ( 4 )$ For A) 3
B)