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3 December, 01:25

Solve for. Write the smaller solution first, and the larger solution second.

(x - 1) ² - 9=0

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Answers (1)
  1. 3 December, 02:03
    0
    -2, 4

    Step-by-step explanation:

    (x - 1) ² - 9=0

    (add nine to both sides)

    (x - 1) ² = 9

    (square root both sides)

    x - 1 = (positive or negative) 3

    (add 1)

    x = 4 or - 2
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