[微積] 斜漸近線
(√x^6+3)-x^3-x^2
y = -------------------
x^2-x
令 x = -t
l i m y(x) = l i m x(t)
x->-∞ t->∞
想請問一下
為何他要先設定為趨近-∞
而不是一開始就用∞去找呢@@"...
書上也沒有解釋清楚
麻煩了 感謝!
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※ 編輯: stos0924 來自: 125.228.43.50 (07/08 01:06)