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ab=bc

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Source: — Problem Solving |
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by killer1387 » Mon Mar 12, 2012 10:35 pm
neerajkumar1_1 wrote:Image
IMO B
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by neerajkumar1_1 » Mon Mar 12, 2012 11:27 pm
do explain.
i feel that the first 3 options are all the same with the same error at b=0
killer1387 wrote:
neerajkumar1_1 wrote:Image
IMO B
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by killer1387 » Tue Mar 13, 2012 1:07 am
we have ab=bc
suppose
a=-4
b=0
c=20

check by options only B satisfies

HTH
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