what is the sum of the first four composite numbers?
what is the sum of the first four composite numbers?
Answer
Explanation:
Step1: Identify the first four composite numbers
Composite numbers are positive integers that have at least one positive divisor other than 1 and itself. The first four composite numbers are (4), (6), (8), (9).
Step2: Calculate their sum
[ \begin{align*} 4 + 6+8 + 9&=(4 + 6)+(8 + 9)\ &=10+17\ &=27 \end{align*} ]
Answer:
(27)