document.write( "Question 109419This question is from textbook
\n" ); document.write( ": Find f(2/3). f(x)=18x^-12x-3 \n" ); document.write( "
Algebra.Com's Answer #79775 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
Something is missing. You've written 18x^? Should a 2 be here? I'm going to assume that a 2 should be here.\r
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\n" ); document.write( "\n" ); document.write( "\"f%28x%29=18x%5E2-12x-3\" Start with the given function\r
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\n" ); document.write( "\n" ); document.write( "\"f%282%2F3%29=18%282%2F3%29%5E2-12%282%2F3%29-3\" Plug in \"x=2%2F3\"\r
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\n" ); document.write( "\n" ); document.write( "\"f%282%2F3%29=18%284%2F9%29-12%282%2F3%29-3\" Square\"2%2F3\" to get \"4%2F9\"\r
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\n" ); document.write( "\n" ); document.write( "\"f%282%2F3%29=72%2F9-12%282%2F3%29-3\" Multiply 18 and \"4%2F9\" to get \"72%2F9\"\r
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\n" ); document.write( "\n" ); document.write( "\"f%282%2F3%29=8-12%282%2F3%29-3\" Reduce\r
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\n" ); document.write( "\n" ); document.write( "\"f%282%2F3%29=8-24%2F3-3\" Multiply 12 and \"2%2F3\" to get \"24%2F3\"\r
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\n" ); document.write( "\n" ); document.write( "\"f%282%2F3%29=8-8-3\" Reduce\r
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\n" ); document.write( "\n" ); document.write( "\"f%282%2F3%29=-3\" Combine like terms\r
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\n" ); document.write( "\n" ); document.write( "So when \"x=2%2F3\", \"f%28x%29=-3\"
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