Question

I WILL AWARD MEDAL!!!!!!!!!!!!!!!!!!!!!!!!!!!
PLEASE HELP ME!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
What is the directrix of the parabola given by the equation y = (1/48)x^2
x = –12

x = 12

y = –12

y = 12

Answer 1

@phi @countonme123 @thomaster

Answer 2

http://www.purplemath.com/modules/parabola.htm For future reference

Answer 3

ok thanx.

Answer 4

@amistre64 @ash2326 @dumbcow @vinnv226