Hi,

Can anyone help me with Q7b??

It involve trigo and log. I'm stuck with it! HELP Please

Results 1 to 4 of 4

- Sep 26th 2012, 05:47 AM #1

- Joined
- Sep 2012
- From
- Singapore
- Posts
- 13

- Sep 26th 2012, 07:05 AM #2

- Joined
- Oct 2009
- Posts
- 5,577
- Thanks
- 790

## Re: Log qn

It's not as scary as it seems. Divide the numerator and the denominator of the left-hand side by the numerator and use (*). Using , simplify the left-hand side to .

Apply and (*) to the right-hand side and you are almost done.

A list of logarithmic identities is here.

- Sep 26th 2012, 07:40 AM #3

- Joined
- Sep 2012
- From
- Singapore
- Posts
- 13

- Sep 26th 2012, 07:49 AM #4

- Joined
- Oct 2009
- Posts
- 5,577
- Thanks
- 790