write the standard form of the equation

x^2-4x+8y+12=0

find the focus

i have it down to (x-2)^2=-8(y-8) is this right?

i'm not sure if you have to multiply the -8 on the right side of the equations by 4 since the focus is 1/4a

Printable View

- Jan 24th 2010, 05:39 PMmarkwjakParabola Finding the focus
write the standard form of the equation

x^2-4x+8y+12=0

find the focus

i have it down to (x-2)^2=-8(y-8) is this right?

i'm not sure if you have to multiply the -8 on the right side of the equations by 4 since the focus is 1/4a - Jan 24th 2010, 06:22 PMskeeter
- Jan 24th 2010, 06:27 PMmarkwjak
- Jan 25th 2010, 04:58 AMHallsofIvy