Cody

# Problem 44946. Solve a System of Linear Equations

Solution 2180750

Submitted on 29 Mar 2020
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### Test Suite

Test Status Code Input and Output
1   Fail
theta = 2*pi; x_correct = [1; 1]; assert(sum(abs((solve_lin(theta)-x_correct)))< 1e-5)

Error using cos Not enough input arguments. Error in solve_lin (line 3) A=[cos (theta) sin(theta); -sin(theta) cos(theta)] Error in Test1 (line 3) assert(sum(abs((solve_lin(theta)-x_correct)))< 1e-5)

2   Fail
theta = pi; x_correct = [-1; -1]; assert(sum(abs((solve_lin(theta)-x_correct)))< 1e-5)

Error using cos Not enough input arguments. Error in solve_lin (line 3) A=[cos (theta) sin(theta); -sin(theta) cos(theta)] Error in Test2 (line 3) assert(sum(abs((solve_lin(theta)-x_correct)))< 1e-5)

3   Fail
theta = -0.5; x_correct = [1.357;0.3982]; assert(sum(abs((solve_lin(theta)-x_correct)))< 1e-4)

Error using cos Not enough input arguments. Error in solve_lin (line 3) A=[cos (theta) sin(theta); -sin(theta) cos(theta)] Error in Test3 (line 3) assert(sum(abs((solve_lin(theta)-x_correct)))< 1e-4)