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 Mar 6, 2015
 #1
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(x)=(4sqrt(x)-3/2)(2/x+x^2)

$$\\x=(4\sqrt{x}-\frac{3}{2})(\frac{2}{x}+x^2)\\\\
2x*x=2(4\sqrt{x}-\frac{3}{2})\times x(\frac{2}{x}+x^2)\\\\
2x^2=(8\sqrt{x}-3)\times (2+x^3)\\\\
2x^2=8\sqrt{x} (2+x^3)-3 (2+x^3)\\\\
2x^2=16\sqrt{x}+8\sqrt{x}x^3-6-3x^3\\\\$$

 

This is all too much for me at this time of night.  Sorry. 

 Mar 6, 2015

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