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1 vote
Which of the following are equivalent to the expression below? sqrt -16

A. 4i
B. -4
C. -4i
D. 4​

2 Answers

5 votes
B.) -4i i think i don’t know for sure
User Elaine Byene
by
7.0k points
0 votes

Answer:

A and C

Explanation:

Using the fact that
√(-1) = i , then


√(-16)

=
√(16(-1))

=
√(16) ×
√(-1)

= ± 4 × i

= 4i → A

= - 4i → C

User Tobias Gubo
by
7.7k points

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