Question
For the given $f(x)$ find (a) $f(a),$ (b) $f(b+1),$ and (c) $f(3 x)$.$$f(x)=5 x$$
Step 1
To find $f(a)$, we substitute $a$ in place of $x$ in our function. This gives us $f(a)=5a$. Show more…
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