Posted by
Sandra on
.
Simplify 4(sqrt)6/(sqrt)30 by rationalizing the denominator. Show how.

ALGEBRA 
Steve,
4√6 / √30
multiply top and bottom by √30 to get
4√6√30 / 30
4√180 / 30
4√36√5 / 30
4*6√5 / 30
4√5/5
Or,
4√6/√30
4√(6/30)
4√(1/5)
4/√5
4√5/5

ALGEBRA 
Sandra,
Thanks much  that helps a lot