Question: C = { xR: x 2 ( 2 + 2 ) x + 2 2 = 0 } andD = { xQ: x 2 (

C={xR: x2(2+2)x+22=0}andD={xQ: x2(2+2)x+22=0}.(a) Describe the set A by listing its elements.(b) Give an example of three elements that belong to B but do not belong to A.(c) DescribethesetCbylistingitselements.(d) Describe the set D in another manner.(e) DeterminethecardinalityofeachofthesetsA,CandD

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