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Mathematics 7 Online
OpenStudy (ujjwal):

The center of ellipse\[\frac{(x+y-2)^2}{9}+\frac{(x-y)^2}{16}=1\]is:

OpenStudy (experimentx):

wow ... what a question!!

OpenStudy (experimentx):

let, x+y = p and x-y = q ------------

OpenStudy (experimentx):

|dw:1349884803913:dw|

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