Find Numbers a and B, or K, So That F $f ( x ) = \left\{ \begin{array} { l l } x ^ { 2 } , & \text { if } x \leq 6 \\x + k , & \text { if } x > 6\end{array} \right.$

Multiple Choice

Find numbers a and b, or k, so that f is continuous at every point.
- $f ( x ) = \left\{ \begin{array} { l l } x ^ { 2 } , & \text { if } x \leq 6 \\x + k , & \text { if } x > 6\end{array} \right.$

A) k = 42
B) k = 30
C) k = -6
D) Impossible