Answer
(a) The row vectors are
$$u_1=(6,5,-1).$$
(b) The row vectors are
$$ v_1=6,v_2=5,v_3=-1.$$
Work Step by Step
(a) The row vectors are
$$u_1=(6,5,-1).$$
(b) The row vectors are
$$ v_1=6,v_2=5,v_3=-1.$$
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