Find the value of $a$ that makes $f$ continuous everywhere. $f(x) = \begin{cases} ax + 3 & x < 4 \\ 4x^2 - 3x + 7 & x \ge 4 \end{cases}$
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Step 1: To make the function f continuous everywhere, we need to ensure that the two pieces of the function match up at x = 4. Show more…
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