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Vertex form of Quadratics

The vertex form will be This means the vertex is (h,k), and a tells you your vertical movement from the vertex. Remember "Quadratic Motion" From the vertex, Right 1, means Up 1 Right 2, means Up 4, Right 3, means Up 9, Left 1, means Up 1 Left 2, means Up 4 Left 3, means Up 9 so long as a is 1.