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Operations of Functions

 

Functions

 
 

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Problem 4.1: Let f (x) = 2x - 5 and g(x) = . What are (f + g)(x), (f - g)(x), (fg)(x), ()(x), and (fog)(x)?
 
Problem 4.2: Let f (x) = - 2 and g(x) = x + 1. What is (fog)(x) and (gof )(x)?
 
 
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