Question

Explain why 7*6*5*4*3*2*1+5 and 7*11*13+11 are composition number

Answer 1

The above picture contain ur answer to the question.

Answer 2

7*6*5*4*3*2*1+5
=(7*6*4*3*2*1+1)5
=(1008+1)5
=1009×5

7*11*13+11
=(7*13+1)11
=(91+1)11
=92×11
if a no is expressed as product of two numbers then the no is said to be composite.
In the above the numbers are expressed in product of two numbers . hence those are composite numbers.
I hope the ans will help u if it helps u then pls mark it as brainliest.