反三角函数求值arccos(cos5π/4)=?arctan(tan4π/3)=?arcsin(sin6)=?

问题描述:

反三角函数求值
arccos(cos5π/4)=?
arctan(tan4π/3)=?
arcsin(sin6)=?

arccos(cos5π/4)=5π/4
arctan(tan4π/3)=4π/3
arcsin(sin6)=6