Quadratic Function Examples. The quadratic function equation is f(x) = ax 2 + bx + c, where a ≠ 0. Let us see a few examples of quadratic functions: f(x) = 2x 2 + 4x - 5; Here a = 2, b = 4, c = -5; f(x) = 3x 2 - 9; Here a = 3, b = 0, c = -9; f(x) = x 2 -

x 2. . A quadratic function is of the form f (x) = ax2 + bx + c, where a, b, and c are the numbers with a not equal to zero. The formula to solve a quadratic

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The quadratic function f(x) = a x 2 + b x + c can be written in vertex form as follows: f(x) = a (x - h) 2 + k The discriminant D of the quadratic equation: a x 2 + b x + c = 0 is given by D = b 2 - 4 a c If D = 0 , the quadratic equation a x 2 + b x

10 Quadratic Equation Examples with Answers. Quadratic equations have the general form a x 2 + b x + c. These equations can have two real solutions, one real solution, or no real solution.