Các câu hỏi tương tự
b1:tim x:(x-3)2+(y+5)4=0
b2:tìm a,b,c thuộc z biet:
ab=6,bc=12,ac=8
giai ro ho minh nhe,minh can rat gap ,mai phai nop roi
B1:tim cac so nguyenx,y biet:
X,y + 2.x- 3y= 11
B2 tim x biet
A -15.(x+2)+7.(2x-3)=(-5) . (+10)
Giai gap minh nhe
tim x biet:
a.2x+2x+1+2x+2+2x+3-480=0
b.13/28.x=1/7.[555/222+4444/12221+33333/244442+11/330+13/60]
tinh ro ra nhe.
giup minh nhe,chieu phai nop roi.
Tim cac so nguyen to x,y biet:
(x-2)2.(y-3)2=4
Trin bay cach lam ho minh nhe
Tim x biet :
a, |2x+1|-x=5
b, |x-10|10+|x-11|10=1
Trinh bay cach lam ro rang cho minh nhe
Chieu phai nap roi
Ai trinh bay ro rang nhat minh se tick
Tim cac so nguyen x , y , z biet:
|x.y-10|+|y.z+15|+|zx+6|≤0
Trinh bay cach lam ho minh voi nhe
Tim x va y, biet :
xy + 3y = 66
( x,y thuoc N )
Giup minh voi !
TIM X , Y BIET
a)X+XY+Y=9
b)XY-2X-3Y=5
bai 1: tim a,b biet
5a7b : 45
bai 2 : tim a,b biet
7a3b : 36
bai 3 : cho abc - deg : 7
chứng minh rằng abcdeg chia hết cho 7
giai ro ra ho minh voi