lim x趋近于0 (1+mx)开立方-1的差除x

问题描述:

lim x趋近于0 (1+mx)开立方-1的差除x

lim x趋近于0 (1+mx)开立方-1的差除x
=lim x趋近于0 (mx)/3/x
=m/3