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Mandarinka [93]

3 years ago

9

Solve for x. x2 - 49 = 0 A) 0 B) ±49 C) ±49i D) ±7

2 answers:

Nikolay [14]3 years ago

6 0

Answer:

D

Step-by-step explanation:

x^2=49 -> 7

x^2=-49 -> -7

really need brainliest - it would be appreciated

xxTIMURxx [149]3 years ago

3 0

The correct answer is D.

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