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Compound Inequalities

Problems

Sets

Union and Intersection of Sets

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 .

a) {x : x≠ -2}
b) {r : r < 4}
c) ò
d) {1, 3, 5, 7, 9}
e) {x : x≥3}

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:

A = { -2, 1, 2, 16}
B = { -2, 0, 2, 7, 8}

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