lim(X->0)(tanX一SinX)/(X^3)=
来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/18 16:09:20
lim(X->0)(tanX一SinX)/(X^3)=lim(X->0)(tanX一SinX)/(X^3)=lim(X->0)(tanX一SinX)/(X^3)=lim(X->0)(tanX一SinX
lim(X->0)(tanX一SinX)/(X^3)=
lim(X->0)(tanX一SinX)/(X^3)=
lim(X->0)(tanX一SinX)/(X^3)=
lim(X->0)(tanX一SinX)/(X^3)
=lim(X->0)tanx(1-cosx)/(X^3)
=lim(X->0)x(x^2/2)/(X^3)
=1/2lim(X->0)(X^3)/(X^3)
=1/2