Объяснение:
n; n+1; n+2, n+3
(n+1)(n+2)-n(n+3)=n²+3n+2-n²-3n=2>0
(n+1)(n+2)-n(n+3)>0==>>(n+1)(n+2)>n(n+3)
ч.т.д.
Объяснение:
n; n+1; n+2, n+3
(n+1)(n+2)-n(n+3)=n²+3n+2-n²-3n=2>0
(n+1)(n+2)-n(n+3)>0==>>(n+1)(n+2)>n(n+3)
ч.т.д.