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12 November, 17:36

Y=3x-2

y=x-squared

What are the solutions to the equation?

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Answers (1)
  1. 12 November, 18:39
    0
    Answer: x1=1, x2=2.

    Step-by-step explanation:

    The system

    y=3x-2

    y=x^2

    x^2=3x-2

    x^2-3x+2=0

    D = (-3) ^2-4*1*2=9-8=1

    x1 = ( - (-3) - √1) / (2*1) = (3-1) / 2=2/2=1

    x2 = ( - (-3) + √1) / (2*1) = (3+1) / 2=4/2=2
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