18-04-2017
Mathematics

contestada

What are the solutions to the equation x² = 256? Select each correct answer. A.−128 B.−16 C. 16 D. 128 I have to select multiple answers for this.

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maryam99 maryam99

18-04-2017

it is 16 and -16 becouse x can be negative also

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18-04-2017

the two answers are x=-16 and x= 16

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