A = 2016 × 2016
A = (2014 + 2) × 2016
A = 2014 × 2016 + 2 × 2016
B = 2014 × 2018
B = 2014 × (2016 + 2)
B = 2014 × 2016 + 2014 × 2
Vì 2 x 2016 > 2014 × 2
=> A > B
A = 2016 × 2016
A = (2014 + 2) × 2016
A = 2014 × 2016 + 2 × 2016
B = 2014 × 2018
B = 2014 × (2016 + 2)
B = 2014 × 2016 + 2014 × 2
Vì 2 x 2016 > 2014 × 2
=> A > B
A = 2016 x 2016
A = ( 2014 + 2 ) x 2016
A = 2014 x 2016 + 2 x 2016
B = 2014 x 2018
B = 2014 x ( 2016 + 2 )
B = 2014 x 2016 +2014 x 2
Vì 2 x 2016 > 2014 x 2
=> A > B