$\displaystyle

\frac{{\cos x(\sin (y - x))}}{{y - x}} \ge \frac{{\sin y}}{y}\quad \quad \quad ,\pi \ge y \ge 2x \ge 0

$

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- Jul 26th 2010, 04:07 AMfxs12inequality
$\displaystyle

\frac{{\cos x(\sin (y - x))}}{{y - x}} \ge \frac{{\sin y}}{y}\quad \quad \quad ,\pi \ge y \ge 2x \ge 0

$ - Jul 26th 2010, 04:34 AMAckbeet
Try re-typing your problem. It makes no sense right now. I noticed some duplicate braces in your LaTeX code. Try eliminating those.