SOLUTION: Combine and Simplify: (square root of)160 - (square root of)490
a) -(square root of)320
b) -3(square root of)10
c) -30
d) -3
e) None of these
Algebra.Com
Question 64517: Combine and Simplify: (square root of)160 - (square root of)490
a) -(square root of)320
b) -3(square root of)10
c) -30
d) -3
e) None of these
Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
sqrt160-sqrt490
4sqrt10-7sqrt10
-3sqrt10
answer B)-3sqrt10