Question

a, b where a>b are natural numbers which are less than 10 such that ( a^2+b^2)is a prime number. Find all such pairs.

answer fast and correct

Answer 1

1 a= 2 b= 1

2 a=6 b= 1

3. a= 3 b=2

4. a=5. b= 2

5. a=7 b=2

6. a=9 b=2

7. a=6 b=3

8. a=8 b=3

9. a=5 b= 4

10. a=7 b=4

11. a=9 b=4

12. a=6 b=5

13. a=8 b=5

14. a=8 b=7

hope this helps