223,642 views
16 votes
16 votes
Consider the parametric equations below.

x = t^2 − 3, y = t + 2, −3 ≤ t ≤ 3
Eliminate the parameter to find a Cartesian equation of the curve.
for
−1 ≤ y ≤ 5

User Bob Zimmermann
by
3.1k points

1 Answer

14 votes
14 votes

Solve the second equation for
t, then substitute it into the first equation.


y = t + 2 \implies t = y-2


x = t^2 - 3 \implies \boxed{x = (y-2)^2 - 3}

User BradLaney
by
3.1k points