document.write( "Question 867077: f(x)=x^3+3x^2-12x+7 x=3 \n" ); document.write( "
Algebra.Com's Answer #522684 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
It sounds like you want to find f(x) when x = 3. In other words, evaluate f(3).\r
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\n" ); document.write( "\n" ); document.write( "\"f%28x%29=x%5E3%2B3x%5E2-12x%2B7\"\r
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\n" ); document.write( "\n" ); document.write( "\"f%283%29=%283%29%5E3%2B3%283%29%5E2-12%283%29%2B7\" Replace ALL copies of x with 3.\r
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\n" ); document.write( "\n" ); document.write( "\"f%283%29=27%2B3%289%29-12%283%29%2B7\"\r
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\n" ); document.write( "\n" ); document.write( "\"f%283%29=27%2B27-36%2B7\"\r
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\n" ); document.write( "\n" ); document.write( "\"f%283%29=25\"
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