已知函数f(x)=tanwx(w>0)的图像的相邻两支截直线y=π/4所得线段长为π/4,求f(π/4)的值
问题描述:
已知函数f(x)=tanwx(w>0)的图像的相邻两支截直线y=π/4所得线段长为π/4,求f(π/4)的值
答
如图:AB=OC,则f(x)的周期为π/4,则w=4,f(π/4)=tan π =0