document.write( "Question 1005097:
\n" ); document.write( "Use the definition of the derivative to find f ′(x) if
\n" ); document.write( " f(x)=x^2+x
\n" ); document.write( " f(x)= 1/(x-1)\r
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\n" ); document.write( "\n" ); document.write( " Find an equation of the tangent line to the graph of f(x)=(x^3+1)/(x^2+x+1)
\n" ); document.write( "at the point whose x-coordinate is 1.
\n" ); document.write( " Find the equation of the tangent line to the curve at the point (4,1).\r
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\n" ); document.write( "\n" ); document.write( "Q−: differentiate the following function:\r
\n" ); document.write( "\n" ); document.write( " f(x)=(x^2+1/x^3 )(x^3-x^2+1)
\n" ); document.write( " f(x)= e^((x^3+2x))\r
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Algebra.Com's Answer #621467 by solver91311(24713)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "My calculator said it, I believe it, that settles it\r
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