document.write( "Question 870428: What is the equation, in standard form, of the parabola with focus (3,0) and directrix x = -3? \n" ); document.write( "
Algebra.Com's Answer #524861 by ewatrrr(24785)\"\" \"About 
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focus (3,0), directrix x = -3 Parabola V(0,0) Opening to the right, p = 3
\n" ); document.write( "\"x+=+%281%2F12%29y%5E2\" Note: 1/(4p) = a
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