Question
The domain of $f \circ g$ is the set of all $x$ in the domain of $g$ such that ______ is in the domain of $f$.
Step 1
The composition of two functions, $f$ and $g$, denoted as $f \circ g$, is a function that takes an input $x$, applies the function $g$ to it, and then applies the function $f$ to the result. Show more…
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