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What is the square root of –16? A. –8i B. –4i C. 4i D. 8i

What is the square root of –16? A. –8i B. –4i C. 4i D. 8i
asked 89.4k views
5 votes
What is the square root of –16?
A. –8i
B. –4i
C. 4i
D. 8i

asked
User Buh Buh
by
8.2k points

2 Answers

1 vote

Answer:

C. 4i

Explanation:


√(-16) = √(16) √(-1) (because
√(ab) =√(a) √(b))

Since
√(16)=4, and
√(-1)=i,
√(-16)=4i

answered
User Hiero De Paula
by
8.2k points
7 votes

Answer:

C. 4i

Explanation:

answered
User Gdeglin
by
7.8k points
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