SOLUTION: Can someone please show me how to do these two problems? 5 sqrt32 - 7 sqrt8 and 2 sqrt15xy^3 multiplied by 3 sqrt30x^3y^2 Thanks!!

Algebra ->  Radicals -> SOLUTION: Can someone please show me how to do these two problems? 5 sqrt32 - 7 sqrt8 and 2 sqrt15xy^3 multiplied by 3 sqrt30x^3y^2 Thanks!!      Log On


   

Question 399362: Can someone please show me how to do these two problems?
5 sqrt32 - 7 sqrt8
and
2 sqrt15xy^3 multiplied by 3 sqrt30x^3y^2
Thanks!!
Found 2 solutions by Fombitz, ewatrrr:
Answer by Fombitz(32388) About Me  (Show Source):
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi









Rules of Exponents:

I.  x%5Em%2Ax%5En+=+x%5E%28m%2Bn%29+  

II.  %28a%5Ep%29%5Eq+=+a%5E%28p%2Aq%29

III. root%28a%2Cp%29%2Aroot%28a%2Cq%29+=+root%28a%2Cp%2Aq%29