document.write( "Question 1088372: Find m (m < 0) such that y = mx − 7 has one intersection point with y = −m (x + 1)^2 − 5.\r
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Algebra.Com's Answer #702628 by josgarithmetic(39617) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"mx-7=-m%28x%2B1%29%5E2-5\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"-m%28x%5E2%2B2x%2B1%29-5-mx%2B7=0\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"-mx%5E2-2mx-m-mx%2B2=0\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"-mx%5E2-3mx-m%2B2=0\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"mx%5E2%2B3mx%2Bm-2=0\"$ \r
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\n" ); document.write( "\n" ); document.write( "ONE intersection point: $\"%283m%29%5E2-4%2Am%2A%28m-2%29=0\"$
\n" ); document.write( " $\"9m%5E2-4m%5E2%2B8m=0\"$
\n" ); document.write( " $\"5m%5E2%2B8m=0\"$
\n" ); document.write( " $\"m%285m%2B8%29=0\"$ ,
\n" ); document.write( "and because given $\"m%3C0\"$ , need to have $\"5m%2B8=0\"$
\n" ); document.write( " $\"5m=-8\"$
\n" ); document.write( " $\"highlight%28m=-8%2F5%29\"$ . \n" ); document.write( "

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