Các câu hỏi tương tự
tim so tu nhien x,y biet x*20+(x+1)*11=2020*y
* la mu nha
1) (3x-5/9) mu 200 + (3y+0,4/3) mu 2008 =0
tim cap x;y thoa man
2) (2x-1) mu 2k + (y-(1/3))mu 4k = 0
ai truoc thi mk like
So sánh a/b (b lon hon 0 ) và a+n/b+n (n thuoc N*)Xac dinh so nguyen x de x mu 2 -3/x mu 2 -1 la so nguyen
Xem chi tiết
[1/2x mu 2(2x-1) mu m-1/2 x mu(m +2]:1/2x mu 2 =0
tim x
tim x,y biet:36-y mu 2=8(x-2021) mu 2
tim x,y biet 5x^2 -2xy+ 2y^2=18 ; x,y la so nguyen
cau 1:tinh gia tri bieu thuc
3/4 +1/1/4 *2/2/3-(-1/2)^2:6/5
cho ma co 2 dau/la hon so,con 1 dau la phan so,con ^2 la mu 2
cau 2:tim x biet
( x-1)^5= -32
cho ^5 co nghia la mu 5
Tim so nguyen d uong m,n sao cho
2 mu m - 2 mu n = 256
x mu 2 - 2x=y;y mu 2 - 2y =x