Determinantshard
0:00.0

Let A(t)A(t) be a differentiable matrix-valued function defined by: A(t)=(ett11e2tt2t1e3t)A(t) = \begin{pmatrix} e^t & t & 1 \\ 1 & e^{2t} & t^2 \\ t & 1 & e^{3t} \end{pmatrix} Find the derivative of the determinant of A(t)A(t) with respect to tt evaluated at t=0t = 0.