Math Help - simple problem

1. simple problem

idk where to post this.

how do you solve $x=e^{2t}$ and $y=e^t$ to get a single Cartesian equation?

2. Re: simple problem

Originally Posted by tinspire
idk where to post this.

how do you solve $x=e^{2t}$ and $y=e^t$ to get a single Cartesian equation?
$e^{2t}=(e^t)^2 \Rightarrow x=y^2$

3. Re: simple problem

oooh i see thank you

4. Re: simple problem

x = e2t = (et)2 = y2 (y = et)
So, x = y2.