Consider the following functions. f(x) = −x2 + 4,    g(x) = root x   (a) Find (f ∘ g)(x).     Find the domain of f ∘ g. (Enter your

College Algebra
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ISBN:9781938168383
Author:Jay Abramson
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Chapter3: Functions
Section: Chapter Questions
Problem 11PT: For the following exercises, use the function and to find the composite functions. 11. m:math...
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Consider the following functions.

f(x) = −x2 + 4,    g(x) = root x
 
(a) Find (fg)(x).
 
 


Find the domain of fg. (Enter your answer using interval notation.)
 
 


(b) Find (gf)(x).
 
 


Find the domain of gf. (Enter your answer using interval notation.)
 
 
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