document.write( "Question 879354: an ellipse's foci (0,±1) and vertices (0,±2). what is the eccentricity of the ellipse? \n" ); document.write( "
Algebra.Com's Answer #530714 by josgarithmetic(39620)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "Your data indicate c=1 and a=2.
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