(1/2+2015/2016+2016/2017+1)(2015/2016+2016/2017+7/22)-(1/2+2015/2016+2016/2017)(2015/2016+2016/2017+7/22+1)

(1+2015/2016+2016/2017+1/2).(2015/2016+2016/2017+7/22)-(2015/2016+2016/2017+1/2).(2015/2016+2016/2017+7/22+1)

tính tổng trên

( trình bày cách tính

Giúp mk với 

(1/2+2015/2016+2016/2017+1)(2015/2016+2016/2017+7/22)-(1/2+2015/2016+2016/2017)(2015/2016+2016/2017+7/22+1)

(1/2+2015/2016+216/2017+1)(2015/2016+2016/2017+7/22)-(1/2+2015+2016)(2015/2016+2016/2017+7/22+1)

\(\left(\frac{1}{2}+\frac{2015}{2016}+\frac{2016}{2017}+1\right)\left(\frac{2105}{2016}+\frac{2016}{2017}+\frac{7}{22}\right)-\left(\frac{1}{2}+\frac{2015}{2016}+\frac{2016}{2017}\right)\left(\frac{2015}{2016}+\frac{2016}{2017}+\frac{7}{22}+1\right)\)

(1/2+2015/2016+2016/2017+1)(2015/2016+2016/2017+7/22)

(1/2+2015/2016+1 )nhaân (2016/2017+7/2) - (1/2+2015/2016) nhaân (7/2+2016/2017 +1)

TÍNH PHEP TÍNH NAY

So sánh:

a) A = 10²⁰¹⁶ - 2 / 10²⁰¹⁷ - 2 và B = 20²⁰¹⁵ + 1 / 10²⁰¹⁶ + 1

b) A = 2016²⁰¹⁷ - 3 / 2016²⁰¹⁸ - 3 và B = 2016²⁰¹⁶ + 3 / 2016²⁰¹⁷ + 3

c) A = 2017²⁰¹⁶ - 2015 / 2017²⁰¹⁷ - 2015 và B = 2017²⁰¹⁵ + 1 / 2017²⁰¹⁶ + 1

Tính:

A=2019/2018 - 2018/2017 + 2017/2016 - 2016/2015

B=1/2019 - 1/2018 + 1/2017 - 1/2016

C=1/2017 - 1/2016 + 1/2015 - 1/2014