Question

Let U = {p, q, r, s, t, u, v, w} A = {p, q, r, s} B = {p, r, t, v}. Find B – A.
A. B – A = Ø

B. B – A = {p, q, r, s, t, v}

C. B – A = {t, v}

D. B – A = {t, u, v, w}

Answer 1

@josue88

What did you get ?

Answer 2

B

Answer 3

No in this question just subtract the elements in A from B

And then yoou get your answer :)

Answer 4

what about for this one Let X = {5, 7}. Find X × X.

Answer 5

i got X × X = {25, 35, 49}