document.write( "Question 1003855: how to I write an equation of the parabola with focus F(0,4) and directrix y=-4 using the distance formula \n" ); document.write( "
Algebra.Com's Answer #620463 by josgarithmetic(39617)![]() ![]() ![]() You can put this solution on YOUR website! Study both of these:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Deriving parabola equation if vertex at Origin\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Same thing but vertex NOT at Origin \n" ); document.write( " |