document.write( "Question 1070725: what is the vertex of -x^2+2x-7\r
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Algebra.Com's Answer #685765 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! what is the vertex of -x^2+2x-7 \n" ); document.write( "---------- \n" ); document.write( "It's not an equation --> no vertex. \n" ); document.write( " |