GMAT Quantitative Reasoning Practice Test 2

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Question : 45 of 100

Marks: +1, -0

1. If

X ∼ Y=X^2+X Y

, then what is the value of

-1 ∼ 2

?

$1$
$-1$
$3$
$4$
$2$

Solution:

-1 ∼ 2=(-1)^2+(-1)^2=-1

.

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