Question

[La Huỳnh Mai Thảo]

So sánh 2 biểu thức sau:

A= \(\frac{2015}{2016}\)+\(\frac{2016}{2017}\)

B=\(\frac{2015+2016}{2016+2017}\)

Answer 1

[Nguyễn Tấn Dũng]

bang nhau

Answer 2

[Dũng Lê Trí]

\(\frac{2015+2016}{2016+2017}=\frac{2015}{2016+2017}+\frac{2016}{2016+2017}\)

\(\frac{2015}{2016}>\frac{2015}{2016+2017}\)

\(\frac{2016}{2017}>\frac{2016}{2016+2017}\)

\(A>B;\frac{2015}{2016}+\frac{2016}{2017}>\frac{2015+2016}{2016+2017}\)