8. (12%) Determine the values of a and b such that the ellipse
contains the circle (x-1)2 +y2 =1 and has least area .
阿摩線上測驗
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阿摩線上測驗
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8. (12%) Determine the values of a and b such that the ellipsecontains the circle (x-1)2 +y2 =1 and has least area .