Find the requested value.
-$f ( - 6 )$ for $f ( x ) = \left\{ \begin{array} { l l } 7 x , & \text { if } x \leq - 1 \ x - 9 , & \text { if } x - 1 \end{array} \right.$
A) $- 3$
B) $- 42$
C) 42
D) $- 15$

Question

Find the requested value.
-$f ( - 6 )$ for $f ( x ) = \left\{ \begin{array} { l l } 7 x , & \text { if } x \leq - 1 \ x - 9 , & \text { if } x > - 1 \end{array} \right.$
A) $- 3$
B) $- 42$
C) 42
D) $- 15$

Quizplus · Accepted Answer

Since $x = -6$ falls into the category where $x \leq -1$, we use the first part of the piecewise function, $7x$. Calculating $7(-6)$ gives $-42$.

Find the Requested Value f(−6)f ( - 6 )f(−6) For f(x)={7x, if x≤−1x−9, if x>−1f ( x ) = \left\{ \begin{array} { l l } 7 x , & \text { if } x \leq - 1 \\ x - 9 , & \text { if } x > - 1 \end{array} \right.f(x)={7x,x−9,​ if x≤−1 if x>−1​

Find the Requested Value $f ( - 6 )$ For $f ( x ) = \left\{ \begin{array} { l l } 7 x , & \text { if } x \leq - 1 \\ x - 9 , & \text { if } x > - 1 \end{array} \right.$