document.write( "Question 1140388: How do i find the equation of a parabola in standard form with the x intercepts of 0 and 630 the y intercept of 0 and the vertex of 315, 630 \n" ); document.write( "
Algebra.Com's Answer #760905 by MathLover1(20850)\"\" \"About 
You can put this solution on YOUR website!
\r
\n" ); document.write( "\n" ); document.write( "the equation of a parabola in standard form with the \r
\n" ); document.write( "\n" ); document.write( "\"x\" intercepts of \"0+\"and \"630\" => or points (\"0\", \"0+\") and (\"630\", \"0+\")\r
\n" ); document.write( "\n" ); document.write( "y intercept of \"0+\"=>(\"0\", \"0+\")\r
\n" ); document.write( "\n" ); document.write( "vertex of (\"315\", \"630+\")\r
\n" ); document.write( "\n" ); document.write( "use \"f+%28x%29+=+a%28x+-+h%29%5E2+%2B+k\", where (\"h\", \"k\") is the vertex of the parabola:\r
\n" ); document.write( "\n" ); document.write( "plug in coordinates of the vertex and one point given above:\r
\n" ); document.write( "\n" ); document.write( "vertex of (\"315\", \"630+\"=(\"h\", \"k+\"
\n" ); document.write( "and x-intercept (\"0\", \"0+\"\r
\n" ); document.write( "\n" ); document.write( "\"0=+a%280+-+315%29%5E2+%2B+630\"...solve for \"a\"\r
\n" ); document.write( "\n" ); document.write( "\"0=+a%28+-+315%29%5E2+%2B+630\"\r
\n" ); document.write( "\n" ); document.write( "\"-630=+a%2A99225+\"\r
\n" ); document.write( "\n" ); document.write( "\"a=-630%2F99225\"\r
\n" ); document.write( "\n" ); document.write( "\"a=-2%2F315\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "your equation is:\r
\n" ); document.write( "\n" ); document.write( "\"f+%28x%29+=+-%282%2F315%29%28x+-+315%29%5E2+%2B+630\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );