Find the centre of the circle with equation x2 + y2 - 4x - 10y + 4 = 0.
A. (-2, 5)
B. (-2, -5)
C. (2, -5)
D. (2, 5)
Answer:D
Find the centre of the circle with equation x2 + y2 - 4x - 10y + 4 = 0.
A. (-2, 5) B. (-2, -5) C. (2, -5) D. (2, 5)
Explanation: Comparing the equation with general form x2 + y2 + 2gx + 2fy + c = 0, we get