SOLUTION: not from a book. 6 squareroot of 45 +2 square root 80 i did it 2 different ways. which is correct. let\ stand for square root for this problem. first way

Question 33429: not from a book.
6 squareroot of 45 +2 square root 80
i did it 2 different ways. which is correct.
let\ stand for square root for this problem.
first way

6\9\5 + 2\10\4\2
6\45 + 2\80
6*3\5 +2\10*2\2
=6\9\5 + 2\5\16
=6*3\5 + 2\5*4
=18\5 + 8\5
=26\5

Found 2 solutions by sarah_adam, stanbon:
Answer by sarah_adam(201) (Show Source): You can put this solution on YOUR website!
Either way you are correct and the answer is right
Just a clear way of your way of solving:
6+2
6+2
6*3+2*4
18+8
(18+8)
26

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
6sqrt(45) + 2sqrt(80)
6(3)sqrt5 +2(4)sqrt5
18sqrt5 + 8sqrt5
26sqrt5
Cheers,
Stan H.
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