If U = {a, b, c, d, e, f}, A = {a, b, c}, find (U ∪ A)′.

More Questions from Sets and Functions

• Let A = {1, 3, 5} and B = {x: x is an odd natural number < 6}. Which of the following is false?
• Let A = {ϕ, {ϕ}, 1, {1, ϕ}, 7}. Which of the following is false?
• Write down the power set of the set {0}.
• For which of the following cases A and B are equivalent?
• Find the cardinal number of the following set {x: x is a natural number ≤ 30 and is divisible by 7 or 11}
• Which of the following sets is empty?
• Which of the following sets is finite?
• Which of the following sets is finite?
• Which of the following sets is non-empty?
• Write down the power set of C = {1, {2}}.

Discussion & Comments