short Integration question X1

子路

2007-08-08 6:01 am

given f'(x) = k/x , where k is a real constant

find f(x)

更新1:

f(x) = log |x| + C ? isn't it f(x) = In |x| + C?

回答 (2)

John

2007-08-08 6:04 am

✔ 最佳答案

f'(x) = k/x

f(x)
=∫( k / x) dx
= k log | x | + C

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Andrew

2007-10-12 9:04 am

你咁寫，睇既人都係會唔識架喎。

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