#### Answer

272

#### Work Step by Step

$\frac{17!}{15!}$
Try to reduce the fraction before performing the multiplications.
We can express 17! as
17! = 17* 16* 15!
We can divide both the numerator and the denominator by the common factor, 15!.
$\frac{17!}{15!}$ = $\frac{17* 16*15!}{15!}$ = 17*16= 272