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how to determine a quadratic equation given the roots. The term b 2 -4ac is known as the discriminant of a quadratic equation. Sum of the roots 4 2 6.
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50 120 which passes through the point86. This video shows you how to get the quadratic equation for the quadratic function with roots. Roots are real and different -3 -4 Input.
Our task is to find the roots x1 and x2 of the given equation.
If discriminant is greater than 0 the roots are real and different. If the roots of a quadratic equation ax2 bx c 0 are A and B then it known that A B b a and A B c a. The standard form of a quadratic equation is. The real roots of an equation fx 0 are the x-coordinates of the points where the curve y fx intersect the x-axis.
