曲线y=cos(ωx+π/3)在点(π/2,y)处的切线斜率为k,若|k|
问题描述:
曲线y=cos(ωx+π/3)在点(π/2,y)处的切线斜率为k,若|k|曲线y=cos(ωx+π/3)在点(π/2,y)处的切线斜率为k,若|k|周期T=----------
答
k=y'=-ωsin(ωx+π/3)
|k|即|ω|则后面T=π/|ω|>=π