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lim(x→3) (x^3-mx^2-x+3)/(x-3)=n,求m,n
人气:391 ℃ 时间:2020-02-06 05:47:29
解答
当x = 3 x-3 = 0
=> x = 3,x^3-mx^2-x+3 = 0
m = 3
带入m = 3计算n = 8
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