Question

Va rog.Am nevoie in seara asta!!!cu tot cu rezolvare!!!!

Answer 1

Răspuns:

3

Explicație pas cu pas:

1+1/2=3/2 1-1/2=1/2

1+1/3=4/3 1-1/3=2/3

1+1/4=5/4 1-1/4=3/4

1+1/5=6/5 1-1/5=4/5

1+1/6=7/6 1-1/6=5/6

(3/2×4/3×5/4×6/5×7/6)--(1/2×2/3×3/4×4/5×5/6)=10/3

n×a pentru n= 3 are ca rezultat un nr.intreg