run_trial.m

% Here are some test values
a=1
b=2
c=3
d=4

% calling the trial function with the test values
result = trial_function(a,b,c,d)

% displaying the result, note that it is disp not print
disp(result)

trial_function.m

function your_result = trial_function(a,b,c,d)
    A = [0,1;1, a];

    B = [0,1;1,b];

    C = [0,1;1,c];

    D = [0,1;1,d];
    % the product of the matrices. Set the return value above: function generic_result = generic_name(args)
    your_result = A*B*C*D;