lim(sin2x*cot3x)x趋近于0
问题描述:
lim(sin2x*cot3x)x趋近于0
答
lim(sin2x•cos3x/sin3x)=2/3求详细过程等价无穷小,x趋向0时,sin2x~2x,sin3x~3x
lim(sin2x*cot3x)x趋近于0
lim(sin2x•cos3x/sin3x)=2/3求详细过程等价无穷小,x趋向0时,sin2x~2x,sin3x~3x