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Can someone please check my answer? If f(x) =x²−4x+ 4, then f(x+ 2) = ? (A)x²−4x+ 8 (B)x²+ 4 (C)x²−4x+ 6 (D)x²−4x−4 (E)x² (This is the answer I chose. Am I correct? If not, can you please explain the process
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Nov 8, 2021
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Can someone please check my answer?
If f(x) =x²−4x+ 4, then f(x+ 2) = ?
(A)x²−4x+ 8
(B)x²+ 4
(C)x²−4x+ 6
(D)x²−4x−4
(E)x² (This is the answer I chose. Am I correct? If not, can you please explain the process I need to do to get the right answer?)
Mathematics
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Bill Paetzke
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Bill Paetzke
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Hi
we can write: f(x)= (x-2)^2
So for f(x+2), we replace x in f(x) by x+2
That means: f(x+2)= (x+2-2)^2=x^2.
Then the answer is x^2 and you are right.
Hope that you understand.
Dkroy
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Nov 13, 2021
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Dkroy
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