Question

Se determina multimile X si Y stiind ca sunt indeplinite conditile : X\Y={2,3,4} YnX={0,1} XUY={0,1,2,3,4,5}

Answer 1

X\Y={2,3,4} =>{2,3,4}∈X si {2,3,4}∉Y
Y∩X={0,1} =>{0,1}∈X si Y
X∪Y={0,1,2,3,4,5} =>{0,1,2,3,4,5}∈X sau Y

=>X={0,1,2,3,4}
    Y={0,1,5}