80.8k views
5 votes
The value of the square root of -16 is not -4 because

User Tomafro
by
3.3k points

2 Answers

4 votes

Answer:

negative numbers can't have a square root it would have to be imaginary

Explanation:

User Akash Kubavat
by
4.0k points
4 votes

hi,

there is no negative number in R that have a square root as : -a * -a = +a²

User Chris Eldredge
by
3.4k points