jika A=7 2. inversnya A adala 10 3
Matematika
dila881
Pertanyaan
jika A=7 2. inversnya A adala
10 3
10 3
1 Jawaban
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1. Jawaban dharmawan14
|A| = (7×3) - (2×10) = 21 - 20 = 1
A-1 = 3 -2
-10. 7