Algebraeasy · Past Paper
What is the factored form of x^2 + 2x + 1?
A(x-1)^2
B(x+1)(x-1)
C(x+1)^2
Dx(x+2)+1
✓ Correct Answer: C — (x+1)^2
This is a perfect square trinomial matching the pattern a^2 + 2ab + b^2 = (a+b)^2.
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