Question

How to find whether a number is prime or not ​

Answer 1

Step-by-step explanation:

if a number has only two factors 1 and itself

it is a prime number

ex:2,3,5,7,11,13,17,23,29,31,37,etc.....

Answer 2

Answer:

to determine that a given number is prime number or not , we have to find the factors of that number ,

→ case 1. if it has only two factors that is only 1 and intself the it is a prime number. for example ; 2,3,5 etc

→ case 2. if it haaore that two factors thenn it is not prime ( it is composite) . for example , 4,10,15 , etc..