document.write( "Question 313091: hello, i am working on this math problem and i am not sure if i am solving it the right way or not. this is what i have done so far:\r
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document.write( "x=-2\r
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document.write( "23=Y\r
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document.write( "vertex=(-2,23) \n" );
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Algebra.Com's Answer #223905 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "When you FOIL it will be \n" ); document.write( " x^2 - 5x - x + 5, (essentially the same as you had) \n" ); document.write( "then combining the middle terms \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x=-2\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "y = 21\r \n" ); document.write( "\n" ); document.write( "vertex=(-2,21) \n" ); document.write( "This is not the vertex, just an ordered pair \n" ); document.write( ": \n" ); document.write( "To find the vertex, find the axis of symmetry, x = -b/(2a); b=-6; a=1 \n" ); document.write( "x = \n" ); document.write( "x = \n" ); document.write( "x = 3 is the axis of symmetry \n" ); document.write( "Find the value of y using x=3 \n" ); document.write( "y = 3^2 - 6(3) + 5 \n" ); document.write( "y = 9 - 18 + 5 \n" ); document.write( "y = -4 \n" ); document.write( ": \n" ); document.write( "The vertex: 3,-4 \n" ); document.write( ": \n" ); document.write( "Looks like this: \n" ); document.write( " |