SOLUTION: I've tried these but not sure if they're right-Help! 1. 3sqrt13*5sqrt27 =45sqrt39 2.sqrt36 - 2sqrt9=0 3.5sqrt10 - 2sqrt5=50sqrt2 4.4sqrt15 + 7sqrt15 =11sqrt15 5.sqrt168=2sqrt

Question 136087: I've tried these but not sure if they're right-Help!
1. 3sqrt13*5sqrt27 =45sqrt39
2.sqrt36 - 2sqrt9=0
3.5sqrt10 - 2sqrt5=50sqrt2
4.4sqrt15 + 7sqrt15 =11sqrt15
5.sqrt168=2sqrt42
6.15/5sqrt28 =3sqrt7/14
someone please check these and if not correct help me!!
Answer by vleith(2983) (Show Source): You can put this solution on YOUR website!
1 yes
2 yes
3

4 yes
5 yes
6

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