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Mathematics 7 Online
OpenStudy (anonymous):

how do u find the foci???

OpenStudy (anonymous):

for what conic?

OpenStudy (anonymous):

OpenStudy (anonymous):

what is that an equation of?

OpenStudy (anonymous):

to get the foci, you'll need c. that is obtained from the relation c^2 = a^2-b^2, where 2a and 2b are the lengths of your major and minor axes, respectively.

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