document.write( "Question 1046567: determine the equation of the directrix of the parabola y squared-24x+6y-105=0 \n" ); document.write( "

Algebra.Com's Answer #662012 by josgarithmetic(39630) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"y%5E2-24x%2B6y-105=0\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"y%5E2%2B6y=24x%2B105\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"24x%2B105=y%5E2%2B6y\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"24x=y%5E2%2B6y-105\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"24x=y%5E2%2B6y%2B9-9-105\"$ ------completing the square\r
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\n" ); document.write( "\n" ); document.write( " $\"highlight_green%2824x=%28y%2B3%29%5E2-114%29\"$
\n" ); document.write( "I put the equation into this form for a reason.\r
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\n" ); document.write( "Deriving equation of parabola if given focus and directrix
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\n" ); document.write( "Another example, but if vertex not at Origin \n" ); document.write( "

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