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2.9 Nature of the Roots (Combination of Straight Line and the Curve)

Nature of the Roots (Combination of Straight Line and the Curve)
When you have a straight line and a curve, you can solve the equation of the straight line and the curve simultaneously and form a quadratic equation, ax2 +bx + c = 0. The discriminant, b 2 4 a c  gives information about the number of points of intersection.










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