Hello, Alucard2487!

. Correct!

. Good!

Multiply by

. . . .

Apply L'Hopital: .

Divide numerator and denominator of that bottom fraction by

. . . .

. Yes!

. . . . . . . .

Differentiate: .

. . . . . . . . . . .

Divide numerator and denominator of the first fraction by

Divide numerator and denominator of the second fraction by

. . .

Hence: .

. . . . .

. . . . .

We have: .

Therefore: .

It's very late here . . . *yawn*

I'll finish up tomorrow.