Mathematics
Undergraduate
(1)(2)お願いします
6 行列4.が正則行列のとき, 次の事柄を示せ.
(1) 行列 4-! は正則行列で, その逆行列 (4-)-! は 4 である.
(2) 行列 4ぢは正則行列で。 その逆行列 (4ぢ)-~ は -!4-! であぁる.
7 交の事柄を寺二|
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