用matlab怎么求解以下线性方程组,36xa1+51xa2+13xa3=3352xa1+34xa2+74xa3=457xa1+1.1xa3=3
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![用matlab怎么求解以下线性方程组,36xa1+51xa2+13xa3=3352xa1+34xa2+74xa3=457xa1+1.1xa3=3](/uploads/image/z/7110255-39-5.jpg?t=%E7%94%A8matlab%E6%80%8E%E4%B9%88%E6%B1%82%E8%A7%A3%E4%BB%A5%E4%B8%8B%E7%BA%BF%E6%80%A7%E6%96%B9%E7%A8%8B%E7%BB%84%2C36xa1%2B51xa2%2B13xa3%3D3352xa1%2B34xa2%2B74xa3%3D457xa1%2B1.1xa3%3D3)
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用matlab怎么求解以下线性方程组,36xa1+51xa2+13xa3=3352xa1+34xa2+74xa3=457xa1+1.1xa3=3
用matlab怎么求解以下线性方程组,
36xa1+51xa2+13xa3=33
52xa1+34xa2+74xa3=45
7xa1+1.1xa3=3
用matlab怎么求解以下线性方程组,36xa1+51xa2+13xa3=3352xa1+34xa2+74xa3=457xa1+1.1xa3=3
不需要程序,命令就可以了
A=[36 51 13
52 34 74
7 0 1.1];
b=[33
45
3];
a=inv(A)*b
A=[36 51 13; 52 34 74; 7 0 1.1];
B=[33,45,3]';
[a1 a2 a3]=A\B
注意B要转置