对(1—cost)的二分之五次方进行一阶求导

问题描述:

对(1—cost)的二分之五次方进行一阶求导

[(1-cost)^(5/2)]′
=(5/2)(1-cost)^(3/2)(1-cost)′
=(5/2)sint(1-cost)^(3/2)