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quadratic formular - Math 4 Children · PDF file Quadratic Equations Solve the following equations using the quadratic formula where necessary: 1) x - 7x + 10 = 02 2) x - 5x + 6 =

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Text of quadratic formular - Math 4 Children · PDF file Quadratic Equations Solve the following...

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    Quadratic Equations

    Solve the following equations using the quadratic formula where necessary:

    1) x - 7x + 10 = 0 2) x - 5x + 6 = 02 2

    5) x + 4x + 3 = 0 6) x + 4x - 5 = 02 2

    7) x = 8x - 7 8) x - 2 = x2 2

    3) x - 4 = 0 4) x - 3x = 022

    x = - b _ ( b - 4ac )+

    2a

    2

  • Contact: [email protected] www.algebra4children.com

    Quadratic Equations

    Solve the following equations using the quadratic formula where necessary:

    1) x - 7x + 10 = 0 2) x - 5x + 6 = 02 2

    5) x + 4x + 3 = 0 6) x + 4x - 5 = 02 2

    7) x = 8x - 7 8) x - 2 = x2 2

    3) x - 4 = 0 4) x - 3x = 022

    x = - b _ ( b - 4ac )+

    2a

    Answers

    2

    x = 5 or 2 x = 3 or 2

    _ 2+x = x = 0 or 3

    -1 or - 3x = x = - 5 or 1

    x = 1 or 7 x = 2 or -1