Question
Find (a) $f \circ g$ and (b) $g \circ f$.$$f(x)=2 x-1, g(x)=x^{2}+3$$
Step 1
This means we substitute $g(x)$ into the function $f(x)$. So, we have $f(g(x)) = f(x^{2}+3)$. Show more…
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