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agps
- Master | Next Rank: 500 Posts
- Posts: 101
- Joined: Tue Aug 07, 2007 1:45 am
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from 1) x and y are either both positive and x>y or x and y have different signal and x> 0. more than 1 possible answer, insufficient.
from2) both x and y have the same signal negative or positive we don't know, insufficient
combining both, from 1) x is always positive and from 2) x and y both have the same signal, so both are positive. answer C
from2) both x and y have the same signal negative or positive we don't know, insufficient
combining both, from 1) x is always positive and from 2) x and y both have the same signal, so both are positive. answer C
