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QUESTION
Written Assignment 1. If f(x) = 2x + 1 and g(x) = x 2 , what is f g? What is g f?
Written Assignment
1. If f(x) = 2x + 1 and g(x) = x2, what is f ○ g? What is g ○ f?
2. Consider f(x) = 2x + 3. Find the inverse of this function. Verbally, compare what f does to x ("multiply by 2, then add 3") to what f-1 does to x.
3. Consider f(x) = x2 + 3, x < 0. What is the inverse of this function?
