Answer
\noindent \textbf{(1)}
(a) The row vectors are
$$u_1=(0,-2), u_2=(1,-3).$$
(b) The row vectors are
$$v_1=(0,1), v_2=(-2,-3).$$
Work Step by Step
(a) The row vectors are
$$u_1=(0,-2), u_2=(1,-3).$$
(b) The row vectors are
$$v_1=(0,1), v_2=(-2,-3).$$