document.write( "Question 329975: given the parabola has a directrix of y= -3.25 and focus (0, -2.75), find the vertex and write an equation. \n" ); document.write( "
Algebra.Com's Answer #236509 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
The distance from the vertex the focus is equal to the distance from the vertex to the directrix.
\n" ); document.write( "\"Vy-%28-3.25%29=-2.75-Vy\"
\n" ); document.write( "\"2Vy=-2.75-3.25\"
\n" ); document.write( "\"2Vy=-6\"
\n" ); document.write( "\"Vy=-3\"
\n" ); document.write( "(0,-3)
\n" ); document.write( "
\n" );