Question
Mon September 03, 2012 By:

simlify

Expert Reply
Mon September 03, 2012
(3root5 - 5root2) (4root5 +3root2)
= 12 * 5 + 9 root 10 - 20 root 10 - 15 * 2
= 60 - 11 root 10 - 30
= 30 - 11 root 10


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