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25-04-2022
Mathematics

contestada

Which choice is equivalent to the expression below?

√-81

A. √9i

B. i√9

C. 9i

D. -9

E. -√9

Which choice is equivalent to the expression below 81 A 9i B i9 C 9i D 9 E 9 class=

Respuesta :

jcherry99 jcherry99

26-04-2022

Answer:

Step-by-step explanation:

Remark

√-81 breaks down to two roots

√81 = 9
√-1 = i

Solution

√-81 = i9

Answer

C

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