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16 November, 04:22

Solve the equation. If necessary, round your answer to the nearest tenth.

x2 = 196

A.

14

B.

-14, 14

C.

98

D.

-98, 98

+2
Answers (1)
  1. 16 November, 06:21
    0
    X^2 = 196

    x^2 - 196=0

    (x-14) * (x+14) = 0

    so (x-14) = 0 && (x+14) = 0

    x=14, - 14

    the answer is B
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