Question

Why 3*5*7+7 is a composite number​

Answer 1

As per BODMAS rule: 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.

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Answer 2

Answer:

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Step-by-step explanation:

bbecause here 7 is a factor and the given number has already two factor, number itself and 1 .its have more than two factors that why it is a composite number