Question
Let $f(x)=3 x-7$ and $g(x)=x^{2}-4 x-9 .$ Find each of the following and simplify.$$f(w+9)$$
Step 1
Step 1: First, we substitute $w+9$ into the function $f(x)$, so we get $f(w+9)=3(w+9)-7$. Show more…
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