**Problem : ** 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.

b) {

c) ò

d) {1, 3, 5, 7, 9}

e) {

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

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

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

**Problem : ** Write out the sets that the following Venn diagram represents:

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