Question
Mathematics Question on Coordinate Geometry
The two diameters of a circle are segments of the straight lines x - y = 5 and 2x + y = 4. If the radius of the circle is 5, then the equation of the circle is
A
x2+ y2-6x+4y=12
B
x2+ y2-3x+2y=12
C
x2+ y2-6x+2y=12
D
x2+ y2-8x+6y-18=0
E
x2+ y2-8x+6y-7=0
Answer
x2+ y2-6x+4y=12
Explanation
Solution
The correct option is (A): x2+ y2-6x+4y=12