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Question Number 128149 by MathSh last updated on 04/Jan/21
limx→−1(2x3+2x+2−x2)3x+1=?
Answered by liberty last updated on 04/Jan/21
limx→−1(2x3+2−(x2−x−2))3x+1=eln(limx→−1(2((x+1)(x2−x+1))−(x+1)(x−2))3x+1)=elimlnx→−1(2(x2−x+1)2−x)3x+1=elimx→−1(3x+1)ln(2)=e∞=∞
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