1. Зэргийн чанарууд
0
1. a =1a≠0
m n m−n
2. a : a =a
m n m⋅n
3.a  =a
m m m
4.a⋅b =a ⋅b
m n mn
5. a ⋅a =a

2. n n

6.
b
a
b
= n
a
1
−n
7. a = n
a
1 m
n
8.  a=a 2
9.  a =a
m n