SOLUTION: hi i have some algebra II homework and im a little stuck. One of the questions says perform the indicated operations : 2 radical 27- 3 radical 48 since the numbers under the ra

Question 440121: hi i have some algebra II homework and im a little stuck. One of the questions says perform the indicated operations :
2 radical 27- 3 radical 48 since the numbers under the radical arent the same im not to sure of what to do. If you could help me that would be great
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
2 radical 27- 3 radical 48
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27 factors as 9*3
48 factors as 16*3
-------
Your Problem:
2*sqrt[9*3] - 3*sqrt(16*3)
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= 2*3*sqrt(3) - 3*4*sqrt(3)
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= 6sqrt(3) - 12sqrt(3)
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= -6sqrt(3)
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Cheers,
Stan H.
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