document.write( "Question 588901: The sum of two real numbers is -6. Calculate their values if their product is a maximum.
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Algebra.Com's Answer #374682 by edjones(8007) $\"\"$ $\"About$

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x+y=-6
\n" ); document.write( "y=-6-x
\n" ); document.write( "(x(-6-x)=0
\n" ); document.write( "-x^2-6x=0
\n" ); document.write( "Max at x = -b/2a
\n" ); document.write( "=-(-6)/-2
\n" ); document.write( "=-3
\n" ); document.write( "Max at y:
\n" ); document.write( "-(-3^2)-6(-3)
\n" ); document.write( "-9+18
\n" ); document.write( "=9
\n" ); document.write( ".
\n" ); document.write( "Ed
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\n" ); document.write( " $\"graph%28500%2C500%2C-10%2C10%2C-10%2C10%2C-x%5E2-6x%29\"$ \n" ); document.write( "

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