Chapter SH, Problem 9.2.6EP

To determine

Whether each number is prime or composite.

  $99$

Answer to Problem 9.2.6EP

The number $99$ is composite number

Explanation of Solution

Given:

Number: $99$

Factors are nothing but the numbers that can be multiply together to get the original number. So, first check that the number $99$ has any factors.

  $99=\mathrm{3.3.11}$

A number that has factors other than one and itself are called as the composite numbers. So, the given number is $99$ and it has the factors other than $1$ and itself.

So, the $99$ number is composite number.

Conclusion:

Hence, the $99$ number is composite number.