# What is the derivative of f(t) = (t^2-1 , t^2-e^(2t-1) ) ?

$f ' \left(t\right) = \left(2 t , 2 t - 2 {e}^{2 t - 1}\right)$
$f ' \left(t\right) = \left(2 t , 2 t - 2 {e}^{2 t - 1}\right)$