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- Path: sparky!uunet!zaphod.mps.ohio-state.edu!uwm.edu!rutgers!uwvax!zazen!schaefer.math.wisc.edu!mueller
- From: mueller@schaefer.math.wisc.edu (Carl Douglas Mueller)
- Newsgroups: sci.math
- Subject: Re: Another GRE question for you folks
- Message-ID: <1992Oct12.173940.1042@schaefer.math.wisc.edu>
- Date: 12 Oct 92 17:39:40 GMT
- References: <1992Oct12.003139.2290@merrimack.edu> <1bcao2INN8c8@fido.asd.sgi.com>
- Reply-To: mueller@schaefer.UUCP (Carl Douglas Mueller)
- Distribution: na
- Organization: Univ. of Wisconsin Dept. of Mathematics
- Lines: 27
-
- In article <1bcao2INN8c8@fido.asd.sgi.com> mtj@babar.asd.sgi.com (Michael Jones) writes:
- >In article <...>, nin15b66@merrimack.edu writes:
- >> This one came from a sample GRE test.
- >>
- >> It is one where you have to choose A if the one on the left is greater,
- >> B if the one on the right is greater, C if they are equal or D if it can't be
- >> determined.
- >>
- >> Column A Column B
- >> 4 + 2*the square root of 2 2 + 4*the square root of 2
- >>
- >> The answer they gave is B.
- >>
- >
- >The answers are:
- >
- > A iff they want the negative root.
- > B iff they want the positive root.
- > C *never*
- > D iff they want mathematicians.
- >
-
- If it was written with the radical (square root sign), then B is correct.
- Radical 2 MEANS the positive square root of 2. This is probably what
- they were testing.
-
- Carl Mueller (mueller@math.wisc.edu)
-