Activity 1 grado sexto

1. Find the union of each of the following pairs of sets.

(a) A = {1, 4, 7}

     B = {1, 2, 3}

(b) P = {a, e, i, o, u}

    Q = {a, m, n, p} 

2.  Find the intersection of each of the following pairs of sets.

(a) A = {2, 4, 8, 10}

     B = {6, 8, 10, 12}

(b) C = {p, q, r, s}

     D = {r, s} 

3. If A = {a, b, c, d}   B = {b, c, d, e}   C = {c, d, e, f}   D = {d, e, f, g}, find

(a) A - B

(b) B - C

(c) C - D

(d) D - A 

(e)  D- C