Các câu hỏi tương tự
tim tat ca cac so nguyen duong x,y thoa man : 2011x+7y=42231
Tim tat ca cac so nguyen x thoa man: (x+2014)^2=64.(x+2007)^3
tim tat ca cac cap so nguyen x,y thoa man 2^x+1.3^y=12^x
tim tat ca cacso nguyen(m,n) thoa man
2^m-2^n=2048
tim tat ca cc so nguyen n thoa man cac dang thuc sau 25n/5n = 53n , ta co
A n=3
B n=-1
C n=1
D n=-3
tim a,b,c khac 0 thoa man :a+b+c=(ab+ac)/2=(bc+ba)/3=(ca+cb)/4
\(\text{tim tat ca so nguyen x,y thoa man:2017^x - 2016^x - 1/2015 la mot so chinh phuong?}\)
a) tim gia tri nho nhat cua bieu thuc
A= | 2x-2 | + | 2x-2019 |
b) tim x lon nhat thoa man
| 2x-4 | - | 6-3x | = -1
tim cac gia tri x nguyen thoa man
a) | x-1 | < 3
b) x2 = -3x