यदि $$y=\frac{(\sqrt{x}+1)\left(x^2-\sqrt{x}\right)}{x \sqrt{x}+x+\sqrt{x}}+\frac{1}{15}\left(3 \cos ^2 x-5\right) \cos ^3 x$$ है, तो $$96 y^{\prime}\left(\frac{\pi}{6}\right)$$ बराबर है __________ |