Find Numbers a and B, or K, So That F $f ( x ) = \left\{ \begin{array} { l l } 10 x + 8 , & \text { if } x < - 7 \\ k x + 2 , & \text { if } x \geq - 7 \end{array} \right.$

question 103

Multiple Choice

Find numbers a and b, or k, so that f is continuous at every point.
- $f ( x ) = \left\{ \begin{array} { l l } 10 x + 8 , & \text { if } x < - 7 \\ k x + 2 , & \text { if } x \geq - 7 \end{array} \right.$

• A) \(\mathrm { k } = \frac { 64 } { 7 }\)
• B) \(\mathrm { k } = \frac { 2 } { 7 }\)
• C) \(k = 16\)
• D) \(k = - \frac { 2 } { 7 }\)

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