Determine Whether the Relation Represents a Function $\begin{aligned}4 & \rightarrow 8 \\9 & \rightarrow 18 \\14 & \rightarrow 28 \\19 & \rightarrow 38\end{aligned}$

question 103

Multiple Choice

Determine whether the relation represents a function. If it is a function, state the domain and range.
- $\begin{aligned}4 & \rightarrow 8 \\9 & \rightarrow 18 \\14 & \rightarrow 28 \\19 & \rightarrow 38\end{aligned}$

• A) function
• domain: \( \{8,18,28,38\} \)
• range: \( \{4,9,14,19\} \)
• B) function
• domain: \( \{4,9,14,19\} \)
• range: \( \{8,18,28,38\} \)
• C) \(\text { not a function }\)

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