Question

Сократите дробь
4^3
----
12x^2

2x+6
------
3x+9

x^2-4
-------
(x-2)^2

Answer 1

1) 4^3/12x^2=4^3/4x*3x=16/3x^2
2) 2(x+3)/3(x+3)=2/3
3) (x-2)(x+2)/(x-2)^2=x+2/x-2