Question

Explain why 3 x 5 x 7 + 7 is a composite number

Answer 1

Answer:

Step-by-step explanation:

3 x 5 x 7 + 7 = 105 + 7 = 112. 112 is an even number and is therefore a composite number. Also, 112 is divisible by other numbers such as 2, 4, 7, 8, 14, 16, 28 and 56 apart from itself (112) and 1

Answer 2

Answer:

Step-by-step explanation:

7 (3×5×1+1) is a composite number since it has more than two factors

Hope its correct