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If the ellipse x24+y2=1 meets the ellipse x2+y2a2=1 in four distinct points and a=b2−5b+7, then b does not lie in |
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Answer» If the ellipse x24+y2=1 meets the ellipse x2+y2a2=1 in four distinct points and a=b2−5b+7, then b does not lie in |
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