document.write( "Question 1180501: If f(x)=2x^2-x-3 and g(x)=2x-6 find (g-f)(-2) \n" ); document.write( "
Algebra.Com's Answer #810200 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "If \"f%28x%29=2x%5E2-x-3+\"and \"g%28x%29=2x-6\"\r
\n" ); document.write( "\n" ); document.write( "then\r
\n" ); document.write( "\n" ); document.write( "\"+%28g-f%29%28x%29=2x-6-%282x%5E2-x-3%29\"\r
\n" ); document.write( "\n" ); document.write( "\"+%28g-f%29%28x%29=2x-6-2x%5E2%2Bx%2B3\"\r
\n" ); document.write( "\n" ); document.write( "\"+%28g-f%29%28x%29=-2x%5E2%2B2x%2Bx%2B3-6\"\r
\n" ); document.write( "\n" ); document.write( "\"+%28g-f%29%28x%29=-2x%5E2%2B3x-3\"\r
\n" ); document.write( "\n" ); document.write( "now find
\n" ); document.write( "\"+%28g-f%29%28-2%29\"\r
\n" ); document.write( "\n" ); document.write( "\"+%28g-f%29%28-2%29=-2%28-2%29%5E2%2B3%28-2%29-3\"\r
\n" ); document.write( "\n" ); document.write( "\"+%28g-f%29%28-2%29=-2%2A4-6-3\"\r
\n" ); document.write( "\n" ); document.write( "\"+%28g-f%29%28-2%29=-17\"\r
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