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02-04-2020
Mathematics

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identify the number as real, complex, pure imaginary. radical -9

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Hrishii Hrishii

02-04-2020

Answer:

Pure imaginary

Step-by-step explanation:

[tex] \sqrt{ - 9} = \sqrt{ - 1 \times 9} = 3i \\ is \: a \: pure\: imaginary \: number.[/tex]

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