gimana caranya?...............

jawaban B
dikalikan angka yg didepan kurung dg yg didlm kurung dan jumlahkan.

[tex] 4 \left[\begin{array}{ccc}-2\\5\end{array}\right] - 3 \left[\begin{array}{ccc}-1\\-3\end{array}\right] = \left[\begin{array}{ccc}-8\\20\end{array}\right] + \left[\begin{array}{ccc}3\\9\end{array}\right] = \left[\begin{array}{ccc}-5\\29\end{array}\right] [/tex]

Jawaban: B

semoga membantu ^^