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22 Oct 2017, 06:35
Kudos
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B
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
35%
(medium)
Question Stats:
59% (01:04) correct
41%
(00:53)
wrong
based on 64
sessions
History
Date
Time
Result
Not Attempted Yet
Find the value of the expression \(x^3y – \frac{x^3}{y}\).
(1) x = 2
(2) y = 1
(1) x = 2
(2) y = 1
Pure algebraic questions like this one are no longer part of the GMAT Data Sufficiency syllabus.
For relevant Data Sufficiency questions, please check the Data Sufficiency forum:
Data Sufficiency Forum
Data Sufficiency Forum
22 Oct 2017, 07:06
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\(x^3\)y-\(x^3\)/y =\(x^3\)(y-\(\frac{1}{y}\))
S1 - x=2
Insufficient as we need value of y.
S2 - y=1
If y=1, we see that the expression becomes 0.
Sufficient
Answer B
S1 - x=2
Insufficient as we need value of y.
S2 - y=1
If y=1, we see that the expression becomes 0.
Sufficient
Answer B
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