document.write( "Question 908625: The height of the graph f(x) = x(x - 4)8 - 3(x - 4)9, is negative when x is greater than what number? Give your answer to the nearest hundredth. \n" ); document.write( "

Algebra.Com's Answer #551156 by Fombitz(32388) $\"\"$ $\"About$

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$\"f%28x%29+=+x%28x+-+4%29%5E8+-+3%28x+-+4%29%5E9\"$
\n" ); document.write( " $\"f%28x%29=%28x-4%29%5E8%28x-3%28x-4%29%29\"$
\n" ); document.write( " $\"f%28x%29=%28x-4%29%5E8%28x-3x%2B12%29\"$
\n" ); document.write( " $\"f%28x%29=%28x-4%29%5E8%2812-2x%29\"$
\n" ); document.write( " $\"f%28x%29=2%28x-4%29%5E8%286-x%29\"$
\n" ); document.write( "The first term is always positive.
\n" ); document.write( "The second term is negative when $\"x%3E6\"$
\n" ); document.write( " \n" ); document.write( "

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