Answers

  • Brainly User
2016-06-14T21:41:02+08:00
SOLUTION:
(x + 3)² = 9 + 3
(x + 3)² = 12

 \sqrt{(x+3) ^{2} } = \sqrt{12}

x + 3 =  \sqrt{(4)(3)}

ANSWER:
x = -3 + 2 \sqrt{3}   and  x = -3 - 2 \sqrt{3}
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