168 Unit 1 Summative Review

Write the following set in set builder notation.

A = {0,1,2,...,10}

Write the following set in element form.

B = {b:b is an integer less than 4}

How many subsets are in the following set?

C = {a,b,c,d,e,f,h,i}

• 8

• 15

• 16

• 255

• 256

How many PROPER subsets are in the following set?

C = {a,b,c,d,e,f,h,i}

• 8

• 15

• 16

• 255

• 256

List all the subsets of X = {c,a,t}

Given U = {1,2,3,4,5,6,7,8,9}, A = {2,4,6,8}, B = {1,3,4,5,7}, C = {7,8}; Find A n B

• {1,2,3,4,5,6,7,8}

• {4}

Given U = {1,2,3,4,5,6,7,8,9}, A = {2,4,6,8}, B = {1,3,4,5,7}, C = {7,8}; Find B'

• {1,3,4,5,7}

• {1,2,3,4,5,6,7,8,9}

• {2,6,8,9}

• {7,8}

Given U = {1,2,3,4,5,6,7,8,9}, A = {2,4,6,8}, B = {1,3,4,5,7}, C = {7,8}; Find A' U B'

• {9}

• {1,2,3,5,6,7,8,9}

• {2,6,8,9}

Given U = {1,2,3,4,5,6,7,8,9}, A = {2,4,6,8}, B = {1,3,4,5,7}, C = {7,8}; Find A - B

• {2,6,8}

• {1,3,5,7}

Given U = {1,2,3,4,5,6,7,8,9}, A = {2,4,6,8}, B = {1,3,4,5,7}, C = {7,8}; Find (A n C) n (A U B)

• {8}

• {1,2,3,4,5,6,7,8}

• {1,2,3,4,5,6,7,8,9}