1+2+3+4+5+6=21
2+3+4+5+66=80
53463+3563=57026
1+2+3+4+5+6=21
2+3+4+5+66=80
53463+3563=57026
Tich cho mình nhé!!!
1+2+3+4+5+6=21
2+3+4+5+66=80
53463+3563=57026
1+2+3+4+5+6=21
2+3+4+5+66=80
53463+3563=57026
Tich cho mình nhé!!!
Chung to rang : (9m+9)(9m+2)(9m+3)(9m+4) chia het cho 5 voi moi m thuoc N
Ai tra loi cau hoi nay toi co 10 nick GIUP TOI GIAI TOAN se vao tung nick de an like cho nguoi --do
- Ai tra loi truoc duoc 3 like
-xong nhi duoc 2 like
-Ai tra loi chinh xac duoc 5 like
GIAI THICH luon nhe cac ban
-nhung nguoi con lai toi cho 1like
tim x
a,|2x-5|=13
b,|7x+3|=66
c,|5x-2|< hoc bang13
ban nao tra loi nhanh va dung nhat se dc 3 tick
tính: -1.-2.-3.-4.-5.-6.-7
ban nao t ra loi nhanh va dung nhat se dc 2 tick
Cho A = 2 + 2^2+ 2^3 + 2^4 + 2^5 + 2^6 + 2^6 + 2^7 + 2^8 + 2^9. Khong tinh, hay chung to A chia het cho 7.
Ai ma lam nhanh va chinh xac nhat, minh hua se tick cho nha !
so chinh phuong lon nhat co 3 chu so la:........?
(ai tra loi dung nhanh nhat minh tick cho 2 cai lun)
7.
a)(-25).68+(-340).250
b)M=1-2+3-4+5-6+.......+99-100
c)N=1+3-5-7+9+11-........+397-399
d)E=1-2-3+4+5-6-7+......+97-98-99+100
e)F=2100-299-298-......-22-2-1
ai tra loi nhanh nhat minh se tick cho!Nhưng phai dung
4.(x+1)+3.x(x+2 )
giup mk nha , ai tra loi nhanh va dung thi mk se tick
-x-20-(8-2x)=(-12-3)
Cac ban giup minh voi
Can gap nhe. Ai tra loi chi tiet va chinh xac minh se tick cho
Tim x biet:
\(2\left(x-5\right)-3\left(x-4\right)=-6+15.\left(-3\right)\)
Giup minh voi. Ai lam xong nhanh va chinh xac nhat minh se tick. THANK YOU