Re: [微積] 小考一題題目
※ 引述《ybigghost (鯊魚)》之銘言:
: lim 根號 [3X(4次) +5X(2次)]
: x→0¯ ----------------
: X
√[3x^4 + 5x^2]
lim ---------------
x->0- x
-x √[3x^2 + 5]
= lim ---------------
x->0- x
= -√5
: http://ppt.cc/V3HV
: 答案等於多少
: 我自己算都算出 根號5
: 但是老師給的答案 是 -根號5 求解
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