a) Giao cua hai tap hop Q va I la tap hop rong .
b) Giao cua hai tap hop R va I la tap hop I .
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Các câu hỏi tương tự
c1: Tap hop cac gia tri nguyen cua x thoa man \(\left(x+\frac{5}{4}\right)\left(x-\frac{19}{7}\right)\)<0
c2: Neu x,y la cac so nguyen thoa man 2xy+4y=6 thi y co the nhan nhung gia tri nam trong tap hop nao
c3: tim 3 so x,y,z biet x+y=8,x+z=10,y+z=12
C4: Gia tri cua x thoa man (x+3)^2=25 va x^3>0 la x=
Tim tap hop cac gia tri cua x biet:
2016.|x-1|+(x-1)2=2015.|1-x|
Tap hop cac gia tri nguyen cua x thoa man 3x-4=x+2
tap hop cac gt cua x : /3x-4/ = /x+2/
nhanh jum mik
tap hop cac gt cua x thoa man : -x^2 + 6x = 0
thanks
cho hai ham so
y=f(x)=x^2 vaf y=f(x)=4x .Tap hop cac gia tri cua x de f(x) =g(x)
tap hop cac gia tri nguyen cua x thoa man |3x -4|=|x+2|
tap hop cac gia tri nguyen x cua bieu thuc /2x + 2,5/+/2x -3/ dat gia tri lon nhat
tap hop nao sau day la tap hop cac phan so bang phan so -4/12