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关于一道高数题,已知lim(x趋近于无穷)(√(x²+x+1)+Ax+B)=0,求A,B
这道高数题 不会作啊已知lim(x趋近于-1)(x^3-ax^2-x+4)/(x+1)=b求a和b的值.写下过程啊 谢谢
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