show that f(t)= (e^-t, 1+e^t), 0< or equal to t < infinity

g(t)= (t^3 -2, (t^3-1)/(t^3-2)), cube root of 2 < t < or equal to cube root of 3

parametrize the same curve.

how do i go about doing this? i tried plugging in points, but that didn't really work out..