Find Numbers a and B, or K, So That F $f ( x ) = \left\{ \begin{array} { l l } x ^ { 2 } , & \text { if } x \leq 4 \\ k x , & \text { if } x > 4 \end{array} \right.$

Multiple Choice

Find numbers a and b, or k, so that f is continuous at every point.
- $f ( x ) = \left\{ \begin{array} { l l } x ^ { 2 } , & \text { if } x \leq 4 \\ k x , & \text { if } x > 4 \end{array} \right.$

A) $k = 16$
B) $\mathrm { k } = \frac { 1 } { 4 }$
C) $\mathrm { k } = 4$
D) Impossible