document.write( "Question 364961: write the quadratic function in the vertex form. then identify the axis of symmetry and vertex..y=x^2+7x-2 \n" ); document.write( "

Algebra.Com's Answer #260172 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
Complete the square.
\n" ); document.write( " $\"y=x%5E2%2B7x-2\"$
\n" ); document.write( " $\"y=%28x%5E2%2B7x%2B49%2F4%29-2-49%2F4\"$
\n" ); document.write( " $\"y=%28x%2B7%2F2%29%5E2-8%2F4-49%2F4\"$
\n" ); document.write( " $\"y=%28x%2B7%2F2%29%5E2-57%2F4\"$
\n" ); document.write( "The vertex is ( $\"-7%2F2\"$ , $\"-57%2F4\"$ ).
\n" ); document.write( "The vertex lies on the axis of symmetry, $\"x=-7%2F2\"$
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( "

\n" ); document.write( "

\n" );