Question

How do you simplify `ln sqrt(e^2 + 1) - 1/2 ln (1+ 1/e^2)`?

Answer 1

`1`

Explanation:

`ln sqrt(e^2 + 1) - 1/2 ln (1+ 1/e^2)=1/2 ln(e^2+1)-1/2(ln(e^2+1)-2)`
`=1`