What did I do wrong here

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Mutaz Alsomali
Mutaz Alsomali 2018-2-6
评论： Walter Roberson 2018-2-6
clc, clear
T=[cosd(48.81) 1 0 0 0 0 0 0 0;
0 -1 0 0 cosd(48.81) 1 0 0 0;
0 0 1 0 sind(48.81) 0 0 0 0;
-cosd(48.81) 0 0 1 0 0 0 0 0;
-sin(48.81) 0 -1 0 0 0 0 0 0;
0 0 0 -1 -cosd(48.81) 0 0 0 0;
0 0 0 0 -sind(48.81) 0 -1 0 -sind(45);
0 0 0 0 0 0 0 0 sind(45);
0 0 0 0 0 0 0 -1 -cosd(45)];
A=[0; 0; 0; 0; 1800; 1200; 0; 1500; 0];
N1=1:9;
F=T\A;
tbl=[N;F'];
disp(' Member Force')
disp(' No. Lbf')
fprint(' %1i %7.1f\n',tbl)

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采纳的回答

Walter Roberson
Walter Roberson 2018-2-6
You have
14-tbl=[N;F'];
but 14-tbl is not a valid variable reference to assign in to.
Perhaps you accidentally copied in the "14-" from a line number in something you were looking at?
  2 个评论
Mutaz Alsomali
Mutaz Alsomali 2018-2-6
i just but tbl=[N;F']; , is it wron?
Walter Roberson
Walter Roberson 2018-2-6
You have not defined a variable named N.
Also note that the correct function name is fprintf()

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