A quadratic equation can be solved by using the quadratic formula. The solution for real numbers is where the parabola cross the x-axis. X 2 5 x 3 y 2 0.
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X 2 6x 16 0 2x 2 11x 12 0 x 2 4 0 x 2 3x 2 0 etc. Its easy to calculate y for any given x. B 2 4ac -52 416 1. Use the quadratic formula to find the roots of x 2-5x6 0.