Lin5aRe8yereF Lin5aRe8yereF

16-07-2016
Mathematics

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what is the principal square root of -25?

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olemakpadu olemakpadu

16-07-2016

√-25

= √(25*-1) = √25 * √-1 = 5i, where i = √-1

The principal square root = 5i

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