If A = {1, 2, 3, 4}, B = {3, 4, 5, 6}, C = {5, 6, 7, 8}. Find A ∪ B ∪ C.

{1, 2, 3, 4, 5, 7, 8}

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{1, 2, 3, 4, 5, 6, 7}

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{1, 2, 3, 4, 5, 6, 7, 8}

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{1, 3, 4, 5, 6, 7, 8}

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Solution

The correct option is C {1, 2, 3, 4, 5, 6, 7, 8}
A ∪ B ∪ C = {1, 2, 3, 4, 5, 6, 7, 8}

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Similar questions

Q. If U = {1, 2, 3, 4, 5, 6, 7, 8, 9} and A = {1, 2, 3, 4}, B = {2, 4, 6, 8}, C = {3, 4, 5, 6} then prove the following :
A' = {5, 6, 7, 8, 9}

\frac{2}{1!} + \frac{4}{3!} + \frac{6}{5!} + \frac{8}{7!} + . . . t o \infty = \frac{1}{\frac{2}{a!} + \frac{4}{5!} + \frac{6}{b!} + . . . t o \infty}

Find

b - a

Q. If

A = {1, 3, 5, 7, 8, 6}

B = {2, 4, 6, 8, 9}

.Find

A \cap B

Q. If A = {1, 2, 3, 4, 5, 6, 7, 8} and B = {1, 3, 5, 7}, then find

A - B

and

A \cap B

If
A = {1, 2, 3, 4}

B = {3, 4, 5, 6, 7}

C = {6, 7, 8, 9}

D = {7, 8, 9, 10}

$\begin{matrix} C o l u m n A & C o l u m n B 1. A \cup B & a . {3, 4, 6, 7} 2. A \cap B & b . \emptyset 3. (B \cap C) \cup D & c . {3, 4} 4. B \cup C \cup D & d . {3, 4, 5, 6, 7, 8, 9, 10} 5. (A \cap B) \cap (B \cup C) & e . {1, 2, 3, 4, 5, 6, 7} f . {6, 7, 8, 9, 10} g . {7} \end{matrix}$

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If A = {1, 2, 3, 4}, B = {3, 4, 5, 6}, C = {5, 6, 7, 8}. Find A ∪ B ∪ C.

The correct option is C {1, 2, 3, 4, 5, 6, 7, 8}A ∪ B ∪ C = {1, 2, 3, 4, 5, 6, 7, 8}

The correct option is C {1, 2, 3, 4, 5, 6, 7, 8}
A ∪ B ∪ C = {1, 2, 3, 4, 5, 6, 7, 8}