SOLUTION: 3 radical 40 - radical 90

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Question 980814: 3 radical 40 - radical 90
Found 3 solutions by macston, MathLover1, Boreal:
Answer by macston(5194) About Me  (Show Source):
Answer by MathLover1(20850) About Me  (Show Source):
Answer by Boreal(15235) About Me  (Show Source):
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sqrt(40)=2 sqrt (10);;;sqrt 4*sqrt10
sqrt (90)=3 sqrt (10);;sqrt 9*sqrt 10
3qrt(40)=6 sqrt (10)
-3(sqrt(10)
Total is 3 sqrt(10)