Question

what is
prime number
and what is co.prime number ​

Answer 1

Answer:

Prime Numbers

A prime number is a natural number greater than 1 that is not a product of two smaller natural numbers.These numbers do not come in other tables except their owns.For eg:- 2,3,5,7,11,13,17 and so on...

Co.Prime Number

Co-prime numbers are the numbers whose common factor is only 1. There should be a minimum of two numbers to form a set of co-prime numbers. Such numbers have only 1 as their highest common factor, for example, {4 and 7}, {5, 7, 9} are co-prime numbers.

Answer 2

Answer:

Prime nos.-A prime number is a natural number greater than 1 that is not a product of two smaller natural numbers. A natural number greater than 1 that is not prime is called a composite number. For example, 5 is prime because the only ways of writing it as a product, 1 × 5 or 5 × 1, involve 5 itself

co prime nos.-Co-prime numbers are the numbers whose common factor is only 1. There should be a minimum of two numbers to form a set of co-prime numbers. Such numbers have only 1 as their highest common factor, for example, {4 and 7}, {5, 7, 9} are co-prime numbers.

Step-by-step explanation: