109,162 views
32 votes
32 votes
Simplify square root of negative 72.

User Viv
by
3.0k points

2 Answers

15 votes
15 votes

Answer:

6i
√(2)

Explanation:

note that
√(-1) = i


√(-72)

=
√(36(-1)(2))

=
√(36) ×
√(-1) ×
√(2)

= 6i
√(2)

User Herku
by
2.1k points
10 votes
10 votes
I’m pretty sure it would be 6i square2
User Woodstok
by
3.1k points