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![Consider the following functions.
\[
f(x)=4 x-2, \quad g(x)=5 x^{2}
\]
(a) Find \( (f \circ g)(x) \).
(b) Find \( (g \circ f)](https://media.cheggcdn.com/study/6d9/6d987aab-9be9-4d9c-8474-843f811b6187/image)
Expert Answer
Sol. Since f(x)=4x?2 and g(x)=5x2 Now , A) (fog)(x)=f(g(x)) It means composing the g(x) in function f(x) (fog)(x)=f(g(x)) Putting the values we have;