Монгол Бодлогын Сан

$\sin{\dfrac{\pi}{2}}\ge\cos\pi+\dfrac{\tg x+1}{1- \tg x}+\left|{\tg\left(x+\dfrac{\pi}{4}\right)}\right|+\left(\cos\dfrac{\pi}{5}\right)^{\sin5x}+\left(\sin{\dfrac{3\pi}{10}}\right)^{\cos\left(5x+{\dfrac{\pi}{2}}\right)}$ тэнцэтгэл бишийг бод.