document.write( "Question 956641: what is the vertex of x = y
\n" ); document.write( "2
\n" ); document.write( " − 14y + 54
\n" ); document.write( "

Algebra.Com's Answer #584466 by MathLover1(20849)\"\" \"About 
You can put this solution on YOUR website!
write it in Vertex Form:\"x+=+%28y-h%29%5E2%2B+k\" where (\"h\",\"k\") are (\"x\",\"y\") coordinates of vertex\r
\n" ); document.write( "\n" ); document.write( "\"x+=+y%5E2-14y+%2B+54\"......complete square\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28y%5E2-14y%2B___%29-___+%2B+54\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28y%5E2-14y%2B7%5E2%29-7%5E2+%2B+54\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28y-7%29%5E2-49+%2B+54\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28y-7%29%5E2%2B+5\" => since \"x=5\" if \"y=0\" we have \"h=5\", then \"k=7\"\r
\n" ); document.write( "\n" ); document.write( "so, vertex is at (\"5\",\"7\")\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );