Is $\displaystyle \frac{-126 \sqrt{x} -63}{2\sqrt{x}(2+x+\sqrt{x})^2}$ the same as $\displaystyle -\frac{126 \sqrt{x} +63}{2\sqrt{x}(2+x+\sqrt{x})^2}$ ??
Last edited by mr fantastic; Oct 7th 2011 at 04:03 PM. Reason: Title.
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yes
Last edited by mr fantastic; Oct 7th 2011 at 04:03 PM.
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