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If x < 0 and 0 < y < |x|, which of the following must be
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17 Sep 2020, 11:00
17 Sep 2020, 11:00
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Question Stats:
90% (00:52) correct
10% (01:05) wrong based on 50 sessions
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If \(x < 0\) and \(0 < y < |x|\), which of the following must be true?
A. \(y^2 − x^2 < 0\)
B. \(x^2 − y^2 < 0\)
C. \((y − x)^2 < 0 \)
D. \((x − y)^2 < 0 \)
E. \((x + y)^2 < 0 \)
320 GRE Math Problems
A. \(y^2 − x^2 < 0\)
B. \(x^2 − y^2 < 0\)
C. \((y − x)^2 < 0 \)
D. \((x − y)^2 < 0 \)
E. \((x + y)^2 < 0 \)
320 GRE Math Problems
Re: If x < 0 and 0 < y < |x|, which of the following must be
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17 Sep 2020, 11:02
17 Sep 2020, 11:02
Expert Reply
Post A Detailed Correct Solution For The Above Questions And Get A Kudos.
Question From Our New Project: GRE Quant Challenge Questions Daily - NEW EDITION!
For more theory and practice see our GRE - Math Book
Question From Our New Project: GRE Quant Challenge Questions Daily - NEW EDITION!
For more theory and practice see our GRE - Math Book
Re: If x < 0 and 0 < y < |x|, which of the following must be
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17 Sep 2020, 20:02
17 Sep 2020, 20:02
1
given, x<0 and 0<y<|x|
as y<|x| squaring on both sides
\(y^2 < x^2\)
so \(y^2 - x^2 <0\)
from options A will be correct
as y<|x| squaring on both sides
\(y^2 < x^2\)
so \(y^2 - x^2 <0\)
from options A will be correct
