1.

Let the eccentricity of the hyperbola x2a2−y2b2=1 be reciprocal to that of the ellipse x2+9y2=9, then the ratio a2:b2 equals

Answer»

Let the eccentricity of the hyperbola x2a2y2b2=1 be reciprocal to that of the ellipse x2+9y2=9, then the ratio a2:b2 equals



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