設平面區域,則 D繞y軸旋轉所成旋轉體體積為_____
曲線y=x(1+arcsin2/x)的斜漸近線方程為_______
It'smore________tobuyaseasonticketifyoutraveleveryday.
設區域D由曲線圍成，則
設函數f(x)=1-x^2在區間(,)
ShegotajobasanassistantstagemanagerattheCambridgeArtsFestivalTheatre,thinkingthatitmight________toacareerasaplaywright(劇作家).
,則 D繞y軸旋轉所成旋轉體體積為_____
