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22 votes
18. Two functions are defined as f(x)=2x-1 and

g(x)=x² +1. Which of the following expressions
represents f(g(x)) ?

User Kianna
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2 Answers

26 votes
26 votes

Answer:

The expression f(g(x)) would represent applying the function g to the input x, and then applying the function f to the result of g(x). Mathematically, this can be written as f(g(x)) = f(x^2 + 1) = 2(x^2 + 1) - 1.

User Standac
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12 votes
12 votes

Answer:

The expression f(g(x)) would represent applying the function g to the input x, and then applying the function f to the result of g(x). Mathematically, this can be written as f(g(x)) = f(x^2 + 1) = 2(x^2 + 1) - 1.

User Raccoon
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