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Simplify the imaginary number (square root symbol) -8

Simplify the imaginary number (square root symbol) -8
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2 votes
Simplify the imaginary number (square root symbol) -8

User Jodyann
by
8.3k points

1 Answer

6 votes
sqrt(-8) = sqrt(-1)*sqrt(8)
= i *sqrt(4)*sqrt(2)
= i * 2*sqrt(2) (answer)
User Yitzhak Weinberg
by
7.7k points
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