How do you find the eccentricity of an ellipse? equation: 44x^2+y^2=44

How do you find the eccentricity of an ellipse? equation: 44x^2+y^2=44

How do you find the eccentricity of an ellipse? equation: 44x^2+y^2=44
How do you find the eccentricity of an ellipse? equation: 44x^2+y^2=44

 

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