Question

Eliminate the parameter.

x = t2 + 1, y = t2 - 1

y = x + 2, x ≥ 1
y = x - 2, x ≥ 1
y = x2 - 2, x ≥ 1
y = x2 + 2, x ≥ 1

Answer 1

\(\bf x=t^2+1\qquad y=t^2-1
\\ \quad \\
x=t^2+1\impliedby \textit{solve for "t", what do you get?}\)