document.write( "Question 970633: major axis of the ellipse? x^2/15 + y^2/10=1 \n" ); document.write( "
Algebra.Com's Answer #593318 by josgarithmetic(39620)\"\" \"About 
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That would correspond to the \"15\".\r
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\n" ); document.write( "\n" ); document.write( "size of major axis is \"sqrt%2815%29%2Bsqrt%2815%29=2sqrt%2815%29\", which is from vertex to vertex on the major axis.
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