bhaiya

Which of the following is the correct symbol for "is an element of" in set theory?

• a) ∈

• ⊂

• ∉

• ⊃

If set A = {2, 4, 6, 8} and set B = {3, 6, 9}, what is the intersection of A and B?

• {2, 4, 6, 8}

• {6}

• {}

• {3, 9}

What is the cardinality of the set {apple, banana, orange}?

• 1

• 2

• 4

• 3

If set P = {1, 2, 3} and set Q = {3, 4, 5}, what is the union of P and Q?

• {1, 2, 3, 4, 5}

• {3}

• {1, 2, 3}

• {1, 2, 3, 4}

Which set operation represents all elements that are in either of the two sets or in both?

• Union

• Intersection

• Complement

• Subset

If set X = {2, 4, 6} and set Y = {6, 8, 10}, what is the difference of sets X and Y?

• {2, 4}

• {6}

• {8, 10}

• {2, 4, 8, 10}

What is the intersection of the sets A = {1, 2, 3} and B = {3, 4, 5}?

• {1, 2, 3, 4, 5}

• {3}

• {1, 2}

• {}

If set P = {2, 4, 6} and set Q = {4, 8, 12}, what is the symmetric difference of sets P and Q?

• {2, 6, 8, 12}

• {2, 6}

• {4}

• {2, 8, 12}