求下列式子的值(1)lim(x趋向无穷) (2x+7)/[(x-1)(x+2)]=?(2)lim(x趋向无穷) (3x^2+2x+1)/[(3x+1)(3x-1)]=?
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![求下列式子的值(1)lim(x趋向无穷) (2x+7)/[(x-1)(x+2)]=?(2)lim(x趋向无穷) (3x^2+2x+1)/[(3x+1)(3x-1)]=?](/uploads/image/z/1049545-1-5.jpg?t=%E6%B1%82%E4%B8%8B%E5%88%97%E5%BC%8F%E5%AD%90%E7%9A%84%E5%80%BC%281%29lim%28x%E8%B6%8B%E5%90%91%E6%97%A0%E7%A9%B7%EF%BC%89+%282x%2B7%29%2F%5B%28x-1%29%28x%2B2%29%5D%3D%3F%282%29lim%28x%E8%B6%8B%E5%90%91%E6%97%A0%E7%A9%B7%EF%BC%89+%283x%5E2%2B2x%2B1%29%2F%5B%283x%2B1%29%283x-1%29%5D%3D%3F)
求下列式子的值(1)lim(x趋向无穷) (2x+7)/[(x-1)(x+2)]=?(2)lim(x趋向无穷) (3x^2+2x+1)/[(3x+1)(3x-1)]=?
求下列式子的值
(1)lim(x趋向无穷) (2x+7)/[(x-1)(x+2)]=?
(2)lim(x趋向无穷) (3x^2+2x+1)/[(3x+1)(3x-1)]=?
求下列式子的值(1)lim(x趋向无穷) (2x+7)/[(x-1)(x+2)]=?(2)lim(x趋向无穷) (3x^2+2x+1)/[(3x+1)(3x-1)]=?
0
1/3
打开你的课本 不求简便 对着公式慢慢开吧
求下列式子的值(1)lim(x趋向无穷) (2x+7)/[(x-1)(x+2)]=?(2)lim(x趋向无穷) (3x^2+2x+1)/[(3x+1)(3x-1)]=?
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