Question

dau coroana si multumeeeeesssssccc

Answer 1

|x|∈A
dar  stim ca |x| ≥0
⇒|x|∈{0,2,3}
⇒ x∈{0,-2,2,-3,3}
⇒C={-3,-2,0,2,3}

pentru a afla multimea D procedez la fel
D={-2,2,4,-4, 3, -3}

C∩D={-3,-2,2,3}