Question

[★Čүċℓøρş★]

So sánh :

a)\(\frac{3}{124},\frac{1}{41},\frac{5}{207},\frac{2}{83}\)

b)\(\frac{-2525}{2929}và\frac{-217}{245}\)

c)\(A=\frac{3^{10}+1}{3^9+1}vàB=\frac{3^9+1}{3^8+1}\)

d)\(\frac{27}{82}và\frac{26}{75}\)