![]() Step - 2: Frame a table with vertex written in the middle row.Here is the quadratic function graph.Įxample: Graph the quadratic function f(x) = 2x 2 - 8x + 3.īy comparing this with f(x) = ax 2 + bx + c, we get a = 2, b = -8, and c = 3. ![]()
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