Question

The equation of a circle in general form is ​ x²+y²+22x+14y−55=0 ​ .


What is the equation of the circle in standard form?

A. (x+11)²+(y+7)²=225
B. (x+22)²+(y+14)²=225
C. (x+11)²+(y+7)²=121
D. (x+22)²+(y+14)²=121

Answer 1

$b. \: (x + 22)^{2} + (y + 14)^{2} = 225$