SOLUTION: Simplify by co,bining like terms: sqrt 63 - 2sqrt28 + 5sqrt7 I sure thope this makes sense to someone else more than it does to me. I can not see any like terms involved in

Algebra ->  Radicals -> SOLUTION: Simplify by co,bining like terms: sqrt 63 - 2sqrt28 + 5sqrt7 I sure thope this makes sense to someone else more than it does to me. I can not see any like terms involved in      Log On


   

Question 65685: Simplify by co,bining like terms:
sqrt 63 - 2sqrt28 + 5sqrt7
I sure thope this makes sense to someone else more than it does to me. I can not see any like terms involved in this process. Thank you for the help.
Found 2 solutions by checkley71, funmath:
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
SQRT63-2SQRT28+5SQRT7
SQRT9*7-SQRT4*7+5SQRT7
3SQRT7-2SQRT7+5SQRT7
(3-2+5)SQRT7
6SQRT7

Answer by funmath(2933) About Me  (Show Source):
You can put this solution on YOUR website!
Simplify by co,bining like terms:
sqrt 63 - 2sqrt28 + 5sqrt7
Separate factors that are perfect squares: 1,4,9,16,25,...=1^2, 2^2, 3^2, 4^2, 5^2,...
sqrt%289%29%2Asqrt%287%29-2%2Asqrt%284%29%2Asqrt%287%29%2B5%2Asqrt%287%29
3%2Asqrt%287%29-2%2A2%2Asqrt%287%29%2B5%2Asqrt%287%29
3%2Asqrt%287%29-4%2Asqrt%287%29%2B5%2Asqrt%287%29
%283-4%2B5%29%2Asqrt%287%29
highlight%284%2Asqrt%287%29%29
Happy Calculating!!!