The radius of the circle must be
sqrt (4^2 + 1^2) = sqrt 17
The equation is therefore
x^2 + y^2 = 17
or, in a more standard form,
x^2/17 + y^2/17 = 1
Find the standard form of the equation of the circle having the following properties:
Center at the origin
Containing the point (-4,1)
1 answer
1 answer