a-b <0

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colakumarfanta: Senior | Next Rank: 100 Posts; Posts: 49; Joined: Mon May 03, 2010 2:55 am; Thanked: 1 times

by colakumarfanta » Thu May 20, 2010 9:50 pm

Is a-b <0?
1). A ^ 2 + b ^ 2 <0
2). A ^ 2-b ^ 2 <0

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Source: Beat The GMAT — Data Sufficiency | Thu May 20, 2010 9:50 pm

liferocks: Legendary Member; Posts: 576; Joined: Sat Mar 13, 2010 8:31 pmFollowed by: 1 member; Thanked: 97 times

by liferocks » Thu May 20, 2010 9:53 pm

In GMAT imaginary numbers are out of scope..the how can A ^ 2 + b ^ 2 <0 is possible?

"If you don't know where you are going, any road will get you there."
Lewis Carroll

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