If \(A\) and \(B\) are nonsingular matrices of order \(3\) then1\(\det (A)=0=\det (B)\)2\(AB\) is a nonsingular matrix of order \(4\)3\(AB\) is a nonsingular matrix4none of theseAnswer & explanation+Correct answer: option 3\(\det(AB)=\det(A)\cdot \det(B)\)
