X^2+y^2=k(x+k)find the coordinate plane of the centres and the radii of the circlez whose equations
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x^2+y^2=kx+k^2
x^2+y^2-kx-k^2=0
x^2+y^2+2(-k/2)+2(0)+k^2=0
here
g=-k/2
f=0
c=k^2
centre(-g,-f)=(k/2,0)
radius=√{g^2+f^2-c}
=√{(k^2)^2+0-k/2}
=√{(k^2)/4-k/2}>
x^2+y^2-kx-k^2=0
x^2+y^2+2(-k/2)+2(0)+k^2=0
here
g=-k/2
f=0
c=k^2
centre(-g,-f)=(k/2,0)
radius=√{g^2+f^2-c}
=√{(k^2)^2+0-k/2}
=√{(k^2)/4-k/2}>
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