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Find the coordinates of the points of intersection of the straight line y = 3x - 6 with the parabola y = x^2 - 6x + 8.
a) Graphically
b)Prove your answer in (a) algebraically

  • maths -

    x^2-6x+8 = 3x-6
    x^2-9x+14 = 0
    now just solve for x

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