Sir please solve and explain question 6...Please sir give explanation also....
Vaishali , 7 Years ago
Grade 12th pass
10 grade maths> Sir please solve and explain question 6.....
1 Answers
Arun
Dear student
lets take
7 * 11 * 13 + 13
= 13 (7 * 11 +1)
= 13 * 78
Now as we see there are more than two factors of it. Hence it will be a composite number.
Composite number – when a number have more then 2 factors, it is called composite number.
Now you can slove the second part.
Regards
Arun (askIITians forum expert)
Approved Last Activity: 7 Years ago
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