Question

Which is an equation of a circle with center (5, 0) that passes through the point (1, 1)?

(x - 5)2 + y2 = 17
(x + 5)2 + y2 = 24
(x - 1)2 + (y - 1)2 = 17
(x + 5)2 + y2 = 17

Answer 1

plug x = 5 and y = 0 into each equation to determine if it's a solution.