1.

7×5×3×2+3 a Compositenumber? Justify youranswer?​

Answer»

Step-by-step explanation:

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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