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13 March, 20:39

Solve the equation using square roots.

-x2 + 16 = 0

A; ±4

B; ±16

C; no real number solutions

D; 4

+5
Answers (1)
  1. 13 March, 22:35
    0
    -x² + 16 = 0

    x² - 16 = 0

    x² = 16

    x = ±√16

    x = ±4

    Answer: A; ±4
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