Question

вычислить:
$frac{15!}{14!}$

Answer 1

$displaystyle tt frac{15!}{14!} = frac{14! cdot15}{14!} = bold{15}$

Answer 2

15!/14!=1*2*3*4*5*6*7*8*9*10*11*12*13*14*15/

(1*2*3*4*5*6*7*8*9*20*11*12"13*14)=15