If 7×11×13+13 a composite no? Justify
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Yes it is composite no.Because it has more than 2 factors so this is the reason by.It is a composite no.Ok....
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Yes, because it has more than one factor....
JUSTIFY---
7×11×13+13
13(7×11×1+1)
13(77+1)
13×78
So,it have more than one factor....
JUSTIFY---
7×11×13+13
13(7×11×1+1)
13(77+1)
13×78
So,it have more than one factor....
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