Algebramedium · Past Paper
What is the vertex of the parabola y = x^2 - 6x + 9?
A(3, 0)
B(-3, 0)
C(0, 9)
D(3, 9)
✓ Correct Answer: A — (3, 0)
The equation is (x-3)^2, so the vertex (h, k) is (3, 0).
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