1.

Explain why 2x3x13x17x5+13 is a composite number

Answer»

ANSWER:

I can write

2×3×13×17×5+13 as 13{2×3×17×5+1}

this MEANS that the NUMBER is product of 13 & {2×3×17×5+1}

and composite number is product of 2 numbers other than 1



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