Find the indicated cardinal number.
-Find $n ( A \times C )$ given that $A = \{ 2 \}$ and $C = \{ 4,5,6 \}$.
A) 4
B) 3
C) 2
D) 1

Question

Quizplus · Accepted Answer

The Cartesian product $A \times C$ results in a set of ordered pairs where the first element is from set A and the second element is from set C. Since $A = \{ 2 \}$ and $C = \{ 4,5,6 \}$, $A \times C = \{ (2,4), (2,5), (2,6) \}$. Therefore, $n(A \times C) = 3$.

Find the Indicated Cardinal Number n(A×C)n ( A \times C )n(A×C)

Find the Indicated Cardinal Number $n ( A \times C )$