Question

Show that 7 x 11 x 13 + 13 is a composite number​

Answer 1

Answer:

Show that 7 x 11 x 13 + 13 is a composite number

ANSWER

7×11×13+13 may be written as, i.e. 13 * (78). So other than 1 and the number itself, 13 and 78 are also the factors of the number. Further, 78= 39 x 2. So, 39 and 2 are also it's factors

Answer 2

Answer:

it is a composite No.

Step-by-step explanation:

7*11*13+13

= 13 (7*11*1+1)

=13 (78)

since it is express in more than 2 factors

therefore it is a composite No.