Question

Write equation in standard form. Find the canter (h, k) and radius r for
x^2 + y^2 + 4y - 12 = 0

Answer 1

\[
x^2 + y^2 + 4y - 12 = 0\\
x^2 + y^2 +4 y + 4 -4 -12=0
\]
Can you finish it?

Answer 2

\[
x^2 + y^2 +4 y + 4 -4 -12=0\\
x^2 +(y+2)^2 =16=4^2
\]

Answer 3

Are you still with me?

Answer 4

yea

Answer 5

thanks

Answer 6

Did you understand it?

Answer 7

yup I got it now.