Ask your own question, for FREE!
Mathematics 14 Online
OpenStudy (anonymous):

directrix:y=-4,focus:(0,4)

Directrix (directrix):

|dw:1328419936695:dw| (x - 0)^2 = 16 (y - 0) x^2 = 16y y = (1/16) (x ^ 2) See link below for more about parabolas. http://www.purplemath.com/modules/parabola3.htm

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Latest Questions
Arriyanalol: i need help
3 days ago 7 Replies 1 Medal
Arriyanalol: CONGRATS to me
3 days ago 8 Replies 2 Medals
Legomaster346: What colleges are good that are near Arab Alabama?
1 week ago 5 Replies 0 Medals
Arriyanalol: i need help
1 week ago 6 Replies 2 Medals
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!