Question

Lai

請問3^lnx微分之後為什麼變成ln3*3^lnx?
謝謝

6. Evaluate
Answer: -1+ ln 3
代 1, 得
3ln 1
In 1
(L'Hôpital's rule)
lim
1
||
3⁰ - 1
0
3ln x - x
In x
h
3ln x
In x
。(未定式 indeterminate form)
= ln 3 - 1 = -1 + ln 3
1-1
0
In 3.3m x 1
1
X
lim
x 1
11
X