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kaplan #26

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kaplan #26

by magical cook » Wed Aug 22, 2007 5:22 pm
36) If a and b is not =, what is the value of a+b?
1) a^2 – b^2 / a-b = 6
2) (a+b)^2 = 36

Hi
Can anyone help pls? correct answer will follow
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by joey » Wed Aug 22, 2007 8:57 pm
I am assuming that you meant to say a and b not =0
so from A we know a+b=6 SUFF
from B we know a+b=+/- 6 INSUFF

Ans A
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by magical cook » Thu Aug 23, 2007 7:32 am
you're right. Thanks !
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