- #1

- 29

- 0

## Homework Statement

Hey, does anyone know how to further simplify this:

## Homework Equations

ln(exp(-a) + exp(a))?

You are using an out of date browser. It may not display this or other websites correctly.

You should upgrade or use an alternative browser.

You should upgrade or use an alternative browser.

- Thread starter Kat007
- Start date

- #1

- 29

- 0

Hey, does anyone know how to further simplify this:

ln(exp(-a) + exp(a))?

- #2

rock.freak667

Homework Helper

- 6,223

- 31

There is

- #3

- 29

- 0

Thank you, this is good. I was after a trig simplification.

I knew one for 2cos(x) = exp(-ix) + exp(ix) but couldn't remember one without the imaginary.

Ta!!!

Share: