determinan matriks A= \left[\begin{array}{ccc}1&2\\-1&-3\end{array}\right]
Matematika
Muchammadchasan
Pertanyaan
determinan matriks A= \left[\begin{array}{ccc}1&2\\-1&-3\end{array}\right]
1 Jawaban
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1. Jawaban PositiveThinking
det A = ad - bc
det A = 1.-3 - 2.(-1)
det A = -3 + 2
det A = -1
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