So what we're left with is just this part over here. Let me rewrite it. So we're left with 9 times 8 times 7 times 6 over, and this will just be an exercise in simplifying this expression, 36 times 35 times 34 times 33. And let's see. If we divide the numerator and denominator by 9, that becomes a 1. This becomes a 4. You can divide the numerator and denominator by 4.