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矩阵的加减法与数乘练习
矩阵的加减法与数乘 · 1–12
化简。
1.A = −8−847, B = 54−90A + B =
2.A = −5148, B = 60−4−9A − B =
3.A = 8−301, B = 48−6−9A + B =
4.A = −5886, B = 4−8−75A − B =
5.A = −6−6−97, B = 3090A − B =
6.A = −9−3−4−7, B = −1606A + B =
7.A = −10−14, B = −7880A + B =
8.A = −61−64, B = 3−3−16A − B =
9.A = 4−3−87, B = −8−540A + B =
10.A = 1684, B = −69−5−8A − B =
11.A = −62−99, B = 0−27−5A + B =
12.A = −380−1, B = 036−8A − B =
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