limx→∞ 2x³-x +1
1个回答
关注
展开全部
limx→∞ 2x³-x +1=limx→∞ x³×(2-1/x²+1/x³)=limx→∞ x³×2=+∞
咨询记录 · 回答于2022-09-28
limx→∞ 2x³-x +1
+∞
limx→∞ 2x³-x +1=limx→∞ x³×(2-1/x²+1/x³)=limx→∞ x³×2=+∞
limx→∞ 2x³-x +1=limx→∞ x³×(2-1/x²+1/x³)=limx→∞ x³×2=+∞