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(a) Diberi matriks tidnk mempunyai matriks songsang. ITitung nilai .

Ask by Lindsey Frank. in Malaysia
Mar 19,2025

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The Deep Dive

Agar matriks tidak memiliki matriks yang songsang, determinan dari matriks tersebut harus sama dengan nol. Determinan dapat dihitung dengan rumus
di mana , , , dan . Maka,
Kita set determinan sama dengan nol:
Menyelesaikan untuk :
Jadi, nilai yang membuat matriks tidak memiliki matriks yang songsang adalah .

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