矩阵的加减法与数乘练习卷

简单: 加法和减法

1. 1.A = 75−74, B = 590−3A + B =
2. 2.A = 4−7−3−1, B = −7−4−19A − B =
3. 3.A = −38−2−7, B = −501−7A + B =
4. 4.A = −5−917, B = −1−7−2−2A − B =
5. 5.A = −7−5−59, B = 7−8−54A + B =
6. 6.A = −591−2, B = −41−70A + B =