Problem 1.1: Write the following in set notation:
a) The set of all x such that x is not equal to -2.
b) The set of all r such that r is less than 4.
c) The empty set.
d) The set containing only the odd numbers between 0 and 10.
e) The set of all x such that x≥3.
[Solution]

Problem 1.2: Draw a Venn diagram for the following sets:
A = {1, 2, 3, 4, 8, 9}
B = {1, 3, 4, 6} [Solution]

Problem 1.3: Draw a Venn diagram for the following sets:
A = { -3, -2, -1, 0}
B = {0, 1, 2, 3} [Solution]

Problem 1.4: Draw a Venn diagram for the following sets:
A = {1, 3, 5, 7, 9}
B = {0, 2, 4, 6, 8} [Solution]

Problem 1.5: Write out the sets that the following Venn diagram represents:
[Solution]