-
Vincen
- Legendary Member
- Posts: 2898
- Joined: Thu Sep 07, 2017 2:49 pm
- Thanked: 6 times
- Followed by:5 members
Timer
00:00
Your Answer
A
B
C
D
E
Global Stats
For all integers \(a\) and \(b,\) the operation \(\theta\) is defined by \(a\theta b=\dfrac{a+b}2.\) If \(x\) and \(y\) are integers, is \(x\theta y\) an integer?
(1) \(x^2=y^2\)
(2) \(x=-y\)
Answer: D
Source: GMAT Prep
(1) \(x^2=y^2\)
(2) \(x=-y\)
Answer: D
Source: GMAT Prep












