GMAT Quantitative Reasoning Quiz
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For all
x
≠
±
2
x \neq \pm 2
x
=
±
2
, which of the following is equivalent to the expression
2
x
2
−
8
x
2
−
4
\dfrac{2x^{2}-8}{x^{2}-4}
x
2
−
4
2
x
2
−
8
?
A
2
x
−
2
2x-2
2
x
−
2
B
2
x
2x
2
x
C
2
D
2
x
+
2
2x+2
2
x
+
2
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