Question

Write the equation of the circle in general form.

Answer 1

Answer:

$x^{2} +y^{2} =9$

Step-by-step explanation:

The middle of the circle is at 4, -2, and r is 3

so

x + 4 + y + 2 = 3

combine like terms

x + y + 6 = 3

x + y = -3

square all the numbers

$x^{2} +y^{2} =9$

easy!