By definition, an "and" statement is true only when the statements before and after the "and" connective are both true. Use this definition to determine whether the given statement is true or false.
-$$27 \in \{ 1,2,3 , \ldots \} \text { and } \{ 1 \} \in \{ 1,2,3,4 \}$$

Question

Quizplus · Accepted Answer

27 is an element of the set of natural numbers $\{ 1,2,3 , \ldots \}$, making the first statement true. However, $\{ 1 \}$ is not an element of $\{ 1,2,3,4 \}$; it is a subset, making the second statement false. For an "and" statement to be true, both statements must be true.

By Definition, an "And" Statement Is True Only When the Statements