sin(π/6-α)=1/5,则sin(5π/6+α)=?上课没听懂
问题描述:
sin(π/6-α)=1/5,则sin(5π/6+α)=?上课没听懂
答
sin(π/6-α)=1/5,则sin(5π/6+α)=1/5
sin(π/6-α)=1/5,则sin(5π/6+α)=?上课没听懂
sin(π/6-α)=1/5,则sin(5π/6+α)=1/5