A = 2015 x ( 2014 + 1)
A = 2015 x 2014 + 2015
B = 2014 x ( 2015 + 1 )
B= 2014 x 2015 + 2014
Vậy A > B
tick nha
\(A=2015.2015=2014.2015-2015\)
\(B=2014.2016=2014.2015-2014\)
Vi\(2015.2015=2014.2015-2015\)<\(2014.2016=2014.2015-2014\)
=> A>B
Chuan 100% do