\begin{array}{ll}\\ 1.&\textrm{Jika diketahui}\: \: m,\: n,\: \: \textrm{dan}\: \: h\: \: serta\: \: \begin{pmatrix} m\\ 2\\ h \end{pmatrix}=\begin{pmatrix} 1 \\ n \\ 3 \end{pmatrix}\\ &\textrm{Jawab}:\\ &\begin{aligned}\textrm{Diket}&\textrm{ahui bahwa}\\ \begin{pmatrix} m\\ 2\\ h \end{pmatrix}&=\begin{pmatrix} 1 \\ n \\ 3 \end{pmatrix},\: \textrm{maka}\: \: \begin{cases} m & =1 \\ n & =2 \\ h & =3 \end{cases}\end{aligned}\\ \end{array}