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For each function, what is the output of the given input?

 

For f(x) = 4x + 7, find f(4)

Littlegirlblue  Nov 22, 2018
 #1
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Let's plug in the number 4 to all the \(x\) s. 

\(4(4)+7=4\times 4+7=16+7=23\), so \(f(4)=23\).

 

You are very welcome!

:P

CoolStuffYT  Nov 22, 2018

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