document.write( "Question 1081118: Find a polar equation of an ellipse with its focus at the pole, an eccentricity of e =\"1%2F4\", and directrix at \"y=4\" \n" ); document.write( "
Algebra.Com's Answer #695214 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "Find a polar equation of an ellipse with its focus at the pole, an eccentricity of \"e+=1%2F4\", and directrix at \"y=4=k\"\r
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\n" ); document.write( "\n" ); document.write( "\"r=ek%2F%281%2B+e%2Acos+%28theta%29%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"r=%28%281%2F4%294%29%2F%281%2B+%281%2F4%29%2Acos+%28theta%29%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"r=1%2F%281%2B+%281%2F4%29%2Acos+%28theta%29%29\"\r
\n" ); document.write( "\n" ); document.write( "or\r
\n" ); document.write( "\n" ); document.write( "\"r=4%2F%28cos+%28theta%29%2B4%29\"\r
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