Question

below is the table of values of a function. write the output when the input is n.
input 2 5 7 n
output 6 15 21

Explanation:

Step1: Identify the input-output relationship

Check input-output pairs: $2 \times 3 = 6$, $5 \times 3 = 15$, $7 \times 3 = 21$

Step2: Apply relationship to input $n$

Multiply input $n$ by 3.
<Expression>
$n \times 3 = 3n$
</Expression>

Answer:

$3n$