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Mathematics 20 Online
OpenStudy (anonymous):

HELP PLEASE!!! for this system, what are the coordinates of the solution that lies in quadrant i?

OpenStudy (anonymous):

\[x ^{2}+4y^2=100\]

OpenStudy (anonymous):

\[4y-x^2=-20\]

OpenStudy (anonymous):

Couldn't you substitute x and y to find the coordinates? Sorry if it doesn't make any sense, its been awhile.

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