Question

用MATLAB解四元一次方程,(1)a+2b+2c+d=1;4a+4b+2c=1.714;2d=0.730;-74.81

Answer 1

1

a=-0.347

b=1.061

c=-0.569

d=0.365

2

a=-0.234

b=0.456

c=-0.086

d=0.408

3

a=-0.368

b=0.686

c=-0.146

d=0.365

4

a=0.638

b=-0.184

c=-0.235

d=0.73