is 7x5x3x2+3 a composite number? Justify your answer.
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Answered by
1
Answer:
7×5×3x2+3 is 213 it is a composite number
Answered by
3
Answer:
A composite has more than two factors other
than itself.
7∗5∗3∗2+3
=3(7∗5∗2+1)=3∗(70+1)=3∗71
The given number has two factors 3 and 71.
∴ It is a composite number.
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