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A function is defined as f(x) = x^2 - 3x + 4. What expression can be used to describe f(2x + 1)? Express your answer in simplified form in terms of x.

 
 Oct 10, 2021
 #1
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it is 2 - 4x

 
 Oct 10, 2021
 #2
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f(x) = x^2 - 3x + 4

 

f(2x+1) = (2x+1)^2 - 3(2x+1) + 4

 

now simplify

 
 Oct 10, 2021

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