kid funky fried posted:

1.

The book has:

I thought:

?

2.

How does ?

3.

How do we get as an answer?

Thanks.

----------------

Firstly,

1.

The exponent will become the coefficient

As ln e = 1, it's

2.

This is the same situation, the exponent will become the coefficient.

And

3.

There are also other ways to find these. For example,

3.

Rule:

So,

I hope it's helpful.