Eric Nicholas K's answer to LockB's Junior College 1 H2 Maths Singapore question.

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Eric Nicholas K
Eric Nicholas K's answer
5997 answers (Tutor Details)
1st
The explanation part

More to come
LockB
LockB
1 year ago
sorry for late reply! did receive any notifications for it....

i still dont understand the "in other words, for n=-1 part thoo..."
Eric Nicholas K
Eric Nicholas K
1 year ago
a times b^n

If n = -1, it becomes a/b.

f'(x) times [f(x) ]^n

If n = -1, it becomes f'(x) times [f(x)]^-1 which will become f'(x) / f(x). I was just rewriting the format to let you see the format of writing. Usually such integrals (with power "-1") are written in fractional format instead.