GMAT Quantitative Reasoning Quiz
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If
2
x
2
−
7
x
−
4
=
0
2x^{2}-7x-4=0
2
x
2
−
7
x
−
4
=
0
, what is the smaller of the two real solutions?
A
-4
B
−
1
2
-\dfrac{1}{2}
−
2
1
C
1
2
\dfrac{1}{2}
2
1
D
4
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