Algebramedium · Past Paper
If f(x) = 2x^2 - 3x + 1, find the value of f(x+1).
A2x^2 + x
B2x^2 + x + 1
C2x^2 - x
D2x^2 + 3x + 1
✓ Correct Answer: A — 2x^2 + x
f(x+1) = 2(x+1)^2 - 3(x+1) + 1 = 2(x^2+2x+1) - 3x - 3 + 1 = 2x^2 + 4x + 2 - 3x - 2 = 2x^2 + x.
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