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Mathematics 11 Online
OpenStudy (anonymous):

Can someone be nice enough to explain how to do this equations? Derive the equation of the parabola with a focus at (4, −7) and a directrix of y = −15. Put the equation in standard form.

OpenStudy (anonymous):

@amistre64 @ganeshie8

OpenStudy (amistre64):

i always have to redevelop a process for this since I can never recall the shortcut ....

OpenStudy (jdoe0001):

|dw:1391988739544:dw|

OpenStudy (amistre64):

|dw:1391989265028:dw|

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