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8 August, 15:55

Xsquaredminus 4xplus3=0

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Answers (1)
  1. 8 August, 16:13
    0
    X² - 4x + 3 = 0

    x² + (-4x) + 3 = 0

    x = - (-4) + / - √ ((-4) ² - 4 (1) (3))

    2 (1)

    x = 4 + / - √ (16 - 12)

    2

    x = 4 + / - √ (4)

    2

    x = 4 + / - 2

    2

    x = 4 + 2 x = 4 - 2

    2 2

    x = 6 x = 2

    2 2

    x = 3 x = 1
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