Find a value of the constant $k$, if possible, at which $\qquad f(x) = \begin{cases} kx^2 & x \le 2 \\ -4x + k & x > 2 \end{cases}$ is continuous everywhere. $k = $ (enter \textquotedblleft none\textquotedblright{} if no value).
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Step 1: First, we need to find the value of k that makes the inequality 4x + k > 2 true for all x. Show more…
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