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SAT® Subject Test in Math 1 & 2

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Difficult

Factorials and Variables

SATSTM-NRKGGJ

Evaluate:

$$\cfrac{x!}{(x-2)!}$$

A

${x}^{2}-1$

B

${x}^{2}-x$

C

$\cfrac{x}{2}$

D

$2$

E

$0.5x$