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27 January, 18:02

Solve the quadratic equation.

(x + 3) ^2 = 64

A) x = 5 or - 11

B) x = 11 or - 5

C) x = ± 3

D) x = ± 11

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Answers (1)
  1. 27 January, 18:28
    0
    A

    Sq rt each side you get

    X+3 = + - 8

    X+3=8

    -3. - 3

    X=5

    X+3=-8

    -3. - 3

    X=-11
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