Question

How do you find the centres and radii of circles with the base equation of ax^2 + ay^2 + bx + cy+ d=0???

Answer 1

complete the square in x and y

\[ax^2 + bx + (b/2)^2 + y^2 +cy + (c/2)^2 = d + (b/2)^2 + (c/2)^2\]

Answer 2

wanna give u an attachment

Answer 3

because i m frm android cell phone

Answer 4

difficult to type equation

Answer 5

ok

Answer 6

u know equation of a circle is
(x-h)^2+(y-k)^2=a^2

Answer 7

h,k=coordinates of center

Answer 8

a=radius of circle

Answer 9

r u able to devide ur given equation by a

Answer 10

write wt u will get aftet devide by a

Answer 11

i have an android from metropcs ... this site doesnt work worth a hill of beans on it