1) Solve the compound inequality
(- ∞) ( ∞ )
{Ø}
2) Which graph shows the compound inequality x < 1 and x > -3?
3) If A = {x | x is an even integer}, B = {x | x is an odd integer}, find A ∩ B.
{x | x ∈ Z}
{Ø}
{0}
{x | x ∈ R}
4) If A = {x | x is an even integer}, B = {x | x is an odd integer}, find A U B.
{x | x ∈ Z}
{Ø}
{0}
{x | x ∈ R}
5) If C = {2, 3, 4, 5} and D = {4, 5, 6, 7}, find C ∩ D.
{2, 3, 4, 5, 6, 7}
{2, 3, 4, 4, 5, 5, 6, 7}
{2, 3, 6, 7}
{4, 5}
6) If A = {1, 3, 4, 8} and B = {3, 5, 7}, find A U B.
{1, 3, 3, 4, 5, 7, 8}
{1, 3, 4, 5, 7, 8}
{1, 4, 5, 7, 8}
{3}
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