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Evaluate: `lim_(xrarr1) [(x-2)/(x^(2)-x)-(1)/(x^(3)-3x^(2)+2x)]` |
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Answer» `underset(xrarr1)"lim"[(x-2)/(x^(2)-x)-(1)/(x^(3)-3x^(2)+2x)]` `=underset(xrarr1)"lim"[(x-2)/(x(x-1))-(1)/(x(x^(2)-3x+2))]` `=underset(Xrarr1)"lim"[(x-2)/(x(x-1))-(1)/(x(X-1)(x-2))]` `=underset(xrarr1)"lim"[((x-2) ^(2)-1)/(x(x-1)(x-2))]` `underset(xrarr1)"lim"((x-3)(x-1))/(x(x-1)(X-2))` `=underset(xrarr1)"lim"(x-3)/(x(x-2))=(-2)/(1(-1))=2`. |
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