`B=0-2+4-6+2020-2022`
`B=-2+4-6+2020-2022`
`B=-4+2020-2022`
`B=2016 -2022`
`B=-6`
B = 0 - 2 + 4 - 6 + 2020 - 2022
B = - 2 + 4 - 6 + 2020 - 2022
B = - 4 + 2020 - 2022
B = 2016 - 2022
B = - 6
B = 1 - 2 - 3 + 4 - 5 - 6 +7-8- 9 +...+ 2020 - 2021 - 2022
2022-2020+2018-2016+...+6-4+2
a, S=1+(-2)+3+(-4)+...+199+(-200)
b,M=(-2)+4+(-6)+8+...+(-2018)+2020+(-2022)
Tìm các số nguyên tố x,y biết: (x-6)^2020+2(y+3)^2022=0
1+2-3-4+5-6-7-8+...-2019-2020+2021+2022
1+2-3-4+5+6-7-8-....-2019-2020+2021+2022 help
b1:tính nhanh
a)17.13+17.42-17.35=
b)[25.(18-4^2)-10]:4+6=
c)3^6:3^2+2^3.2^2-3^2.3=
d)B=3.4^2-2^2.3=
e)2022^0+3.[5^2.10-[23-13]^2]=
g)27.77+24.27-27h)5.2^3+7^9:7^7-1^2020=
i)120:{54[50:2+(3^2-2.4)]}
giúp mik với nha
so sánh b=1/2022+2/2021+3/2020+...+2021/2+2022/1 VÀ c=1/2+1/3+1/4+...+1/2022+1/2023
1-2-3+4+5-6-7+8+...+2018-2019-2020+2021+2022-2023
a,Cho M= 2020+20202+...+202010
Chứng minh M : 2021 dư 0
b, Cho A= 2021+20212+...+20212020
Chứng minh A:2022 dư 0
