Thread: Fun with natural log

how do I turn this:
x = e^t and y = e^3t

into: y = x^3?

I tried this:

lnx = t, lny = 3t

lnx = lny/3

3lnx^3 = lny

e^x3 = e^y

Thanks!

You don't need logarithms for this. One has: .

If you really want to use logs, you could do it like this: