Explain why the number 2x3x5x7x8+ 3x4x7 is a composite number
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Step-by-step explanation:
Here,
2x3x5x7x8+3x4x7
= 3x7(2x5x8+4)
= 21x84
= 21x12x7
Since, the given number have 21 and 12 as factors other 1 and the number itself, Therefore it is a composite number.
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