SOLUTION: the instructions for these problems are Combine the radicals. Plus Show All THE Steps. 1. 3sqrt15+9sqrt15 2. sqrt40-sqrt10 these look like they should be easy, but I

Algebra ->  Radicals -> SOLUTION: the instructions for these problems are Combine the radicals. Plus Show All THE Steps. 1. 3sqrt15+9sqrt15 2. sqrt40-sqrt10 these look like they should be easy, but I       Log On


   

Question 432449: the instructions for these problems are Combine the radicals. Plus Show All THE Steps.
1. 3sqrt15+9sqrt15
2. sqrt40-sqrt10
these look like they should be easy, but I am totally confused as what and how to do them.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi

Combining the sqrt%2815%29 'Like' terms

 3sqrt%2815%29%2B9sqrt%2815%29+=+12sqrt%2815%29



Putting into 'Like' term format (if possible) to combine: