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January 25, 2015

January 25, 2015

Posted by **Marie** on Thursday, May 12, 2011 at 8:37pm.

9x^2-4y^2-90x+189=0

- Algebra 2 -
**Mgraph**, Thursday, May 12, 2011 at 9:23pm9(x^2-10x+25-25)-4y^2+189=0

9(x-5)^2-225-4y^2+189=0

9(x-5)^2-4y^2=36

(x-5)^2/2^2 - y^2/3^2=1 hyperbola

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