The two square numbers that add up to 17 are 1 and 16. The square root of 1 is 1, and the square root of 16 is 4. Therefore, 1^2 + 4^2 = 1 + 16 = 17.
17?
28
9 and 8 because if you add them you get 17 and if you subtract them you get 1
17
-17
The two numbers are -2 and -15
No two of those numbers add to 17.
17?
28
8 + 9 = 17
2 and 17
17 and 13
17 and 7
9 and 8 because if you add them you get 17 and if you subtract them you get 1
17
-17
87