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January 25, 2015

January 25, 2015

Posted by **kim** on Tuesday, June 8, 2010 at 3:25pm.

a) 0

b) 3 sqrt () - 2 sqrt() 2

c) 3 sqrt () - 4 sqrt () 2

d) 3 sqrt () 3

- algebra -
**John**, Tuesday, June 8, 2010 at 7:28pmThe answer is D, because sqrt()27 simplifies to 3 sqrt()3 and negative sqrt()8 simplifies to negative 2 sqrt()2 which cancels out with the positive 2 sqrt()2.

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