document.write( "Question 103989: Evaluate each function for the value specified.
\n" ); document.write( "f(x)=x2-7x+10;find (a)f(0),(b)f(5),and (c)f(-2) \n" ); document.write( "

Algebra.Com's Answer #75654 by jim_thompson5910(35256) $\"\"$ $\"About$

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\n" ); document.write( "\n" ); document.write( "Lets evaluate $\"f%28-2%29\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"f%28x%29=x%5E2-7x%2B10\"$ Start with the given polynomial\r
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\n" ); document.write( "\n" ); document.write( " $\"f%28-2%29=%28-2%29%5E2-7%28-2%29%2B10\"$ Plug in $\"x=-2\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"f%28-2%29=%284%29-7%28-2%29%2B10\"$ Evaluate $\"%28-2%29%5E2\"$ to get 4\r
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\n" ); document.write( "\n" ); document.write( " $\"f%28-2%29=4%2B14%2B10\"$ Multiply -7 and -2 to get 14\r
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\n" ); document.write( "\n" ); document.write( " $\"f%28-2%29=28\"$ Now combine like terms\r
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\n" ); document.write( "\n" ); document.write( "So when $\"x=-2\"$ , $\"f%28x%29=28\"$ \r
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\n" ); document.write( "\n" ); document.write( "Lets evaluate $\"f%280%29\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"f%28x%29=x%5E2-7x%2B10\"$ Start with the given polynomial\r
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\n" ); document.write( "\n" ); document.write( " $\"f%280%29=%280%29%5E2-7%280%29%2B10\"$ Plug in $\"x=0\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"f%280%29=%280%29-7%280%29%2B10\"$ Evaluate $\"1%280%29%5E2\"$ to get 10\r
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\n" ); document.write( "\n" ); document.write( " $\"f%280%29=00%2B10\"$ Multiply -7 and 0 to get 0\r
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\n" ); document.write( "\n" ); document.write( " $\"f%280%29=10\"$ Now combine like terms\r
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\n" ); document.write( "\n" ); document.write( "So when $\"x=0\"$ , $\"f%28x%29=10\"$ \r
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\n" ); document.write( "\n" ); document.write( "Lets evaluate $\"f%285%29\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"f%28x%29=x%5E2-7x%2B10\"$ Start with the given polynomial\r
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\n" ); document.write( "\n" ); document.write( " $\"f%285%29=%285%29%5E2-7%285%29%2B10\"$ Plug in $\"x=5\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"f%285%29=%2825%29-7%285%29%2B10\"$ Evaluate $\"1%285%29%5E2\"$ to get 125\r
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\n" ); document.write( "\n" ); document.write( " $\"f%285%29=25-35%2B10\"$ Multiply -7 and 5 to get -35\r
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\n" ); document.write( "\n" ); document.write( " $\"f%285%29=0\"$ Now combine like terms\r
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\n" ); document.write( "\n" ); document.write( "So when $\"x=5\"$ , $\"f%28x%29=0\"$ \r
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