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4 votes
Which expression is equivalent to \sqrt(-80)?

2 Answers

2 votes

Answer:

that guys answer wasnt right so..

Explanation:

its B

User Stevensonmt
by
7.8k points
3 votes
√-80 can be factored out, to see which factors can be square rooted. A pair of factors would be 16 and -5, so that would be 4√-5. But, negative numbers cannot be inside a square root. So, √-1 is the same thing as i, or imaginary number. So, the expression equivalent to √-80 is 4i√5.
Have a nice day! ♪
User Pradeep Kesharwani
by
8.1k points

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