Question

3. Explain why 7 x 11 x 13 + 13 is a composite number.
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Answer 1

Step-by-step explanation:

13(7*11*1+1)

= 13(77+1)

= 13(78)

13 and 78 are composite numbers

HOPE THIS WILL HELP YOU

Answer 2

Answer:

Step-by-step explanation:   Normally, the composite number is represented based on the product of two or more with the two prime numbers. (7)(11)(13)+13 are determined as  7*11*13+13= 1014.

Prime factors are obtained result with the 1014 =  2*3*13*13 so that the prime factors will be obtaining the results based on these factors.

Composite number is represented as product of two or more than two prime numbers stating the (2,3,13)