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An ellipse has its centre at (1,-1) and ...

An ellipse has its centre at (1,-1) and semi major axis =8 and it passes through the point (1,3). The equation of the ellipse is `((x+1)^2)/(64)+((y+1)^2)/(16)=1` b. `((x-1)^2)/(64)+((y-1)^2)/(16)=1` c. `((x-1)^2)/(64)+((y+1)^2)/(16)=1` d. `((x+1)^2)/(64)+((y-1)^2)/(16)=1`

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