Explain why (5)(11)(13)+13 is a composite number
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Answered by
11
Composite number is number having more than 2 factors.
(5)(11)(13)+13=
(13)(5*11+1)
This number is factor of 13,(5*11+1), itself and many more.
Therefore, clearly this no. has more than to factors.
Therefore this no is a composite no.
Hence proved
(5)(11)(13)+13=
(13)(5*11+1)
This number is factor of 13,(5*11+1), itself and many more.
Therefore, clearly this no. has more than to factors.
Therefore this no is a composite no.
Hence proved
Answered by
3
Answer:
take 13 common in this
13(15×11+1)
this no. is factor of 13 and many more
therefore,this is a composite number.
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