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OpenStudy (anonymous):
Find the focus, directrix and axis of the parabola with equation x^2 = 16y
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OpenStudy (anonymous):
parabola focus | (0, 4) vertex | (0, 0) semi-axis length | 4 focal parameter | 8 eccentricity | 1 directrix | y = -4
OpenStudy (anonymous):
I received (0,4) y = -4, y axis but apparently there is another answer.
OpenStudy (anonymous):
There isn't right? My teacher only gave me 4/5 points.
OpenStudy (anonymous):
I don't think so...
OpenStudy (anonymous):
Ask the teacher, I double checked my work.
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OpenStudy (anonymous):
Thanks. I'll ask him.
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