document.write( "Question 229396: i am trying to find the y coordinate of the vertex. the x is -2 and when i plug it in to the equation i get
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document.write( "3(-2)^2+12(-2)+8 =-28, but the answer is supposed to be -4 can someone tell me what i am doing wrong? \n" );
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Algebra.Com's Answer #170137 by rfer(16322)![]() ![]() ![]() You can put this solution on YOUR website! I think you lost track of a sign some where. \n" ); document.write( "3(-2)^2+12(-2)+8= \n" ); document.write( "3(+4)-24+8= \n" ); document.write( "12-24+8= \n" ); document.write( "20-24=-4 \n" ); document.write( " |