Exactly ? different pairs of integers (x,y) represent points on the circle x^2 + y^2 = 25.

Question

A. 12
B. 8
C. 6
D. 4

Answer 1

(±3,±4) that's 4 of them
(±4,±3) that's 4 more
(0,±5) 2 more
(±5,o) and 2 more

I count 12