Question

Simplify the radical expression

Square root of 45?


1.) 5 square root of 3
2.) 3 square root of 5
3.) 3 square root of 15
4.) 15

Answer 1

3 square root of 5

Answer 2

Thanks how did you get that?

Answer 3

45=3*3*5
sqrt(45)=sqrt(3*3*5)=3*sqrt(5)

Answer 4

Thats correct