Which of these is always true for any square matrix AAA?
det(A)=det(AT)\det(A) = \det(A^T)det(A)=det(AT)
det(A)=det(−A)\det(A) = \det(-A)det(A)=det(−A)
det(A)=det(A−1)\det(A) = \det(A^{-1})det(A)=det(A−1)
det(A)=1\det(A) = 1det(A)=1