document.write( "Question 1164225: Evaluate f'(x)=for f(x)=x^2-2x at x=3\r
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Algebra.Com's Answer #788516 by Theo(13342)\"\" \"About 
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equation is f(x) = x^2 - 2x
\n" ); document.write( "when x = 3, you replace x with 3 to get:
\n" ); document.write( "f(3) = 3^2 = 2*3 = 9 - 6 = 3
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