Which of the following is an example of co-prime numbers ?

# Which of the following is an example of co-prime numbers ?

1. A
25,14
2. B
18,16
3. C
9,18
4. D
11,77

Fill Out the Form for Expert Academic Guidance!l

+91

Live ClassesBooksTest SeriesSelf Learning

Verify OTP Code (required)

### Solution:

Concept: Co-prime numbers are those which have their highest common factor as 1. In this question try to check each of the options and check which pair has HCF 1. Pairs of numbers known as co-prime numbers have just the number one as their common component. To create a collection of co-prime numbers, there must be a minimum of two numbers. These numbers, such as (4 and 7) and (5, 7, 9) are co-prime numbers since their largest common component is just 1.
Check option A
Factorization of  Factorization of  Therefore, the HCF OF Hence, the correct answer is option (1).

## Related content

 Matrices and Determinants_mathematics Critical Points Solved Examples Type of relations_mathematics

+91

Live ClassesBooksTest SeriesSelf Learning

Verify OTP Code (required)