diff --git a/matlab/classquestion.m b/matlab/classquestion.m
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+++ b/matlab/classquestion.m
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+% Aurthor:  Rodney Osodo
+% Course:   Bsc. Mechatronic Enhineering
+
+function solveCCH
+    % main function
+    [a, b] = get_inputs();
+    equation1 = solve_cch(a, b);
+    equation2 = solveEquationWithDSolve(a,b);
+    ez1 = ezplot(str2sym(equation1) ,[-0.5 ,0.5]);
+    hold on;
+    ez2 = ezplot(equation2, [-0.5 , 0.5]);
+end
+
+function eq = solve_cch(a, b, c)
+    eq = "C1*exp(" + string(-1*b) + "*t)";
+    disp(eq);
+end
+
+function dSolveSolution = solveEquationWithDSolve(a, b)
+    % solves using dsolve
+    syms y(t)
+    Dy = diff(y, t);
+    ode_eqn = a * diff(y, t) + b * y == 0;
+    dSolveSolution = dsolve(ode_eqn);
+    disp('DSolve Solution');
+    disp(dSolveSolution);
+end
+
+function [a, b] = get_inputs()
+    % gets user input
+    a = input('Enter the value of a: ');
+    b = input('Enter the value of b: ');
+end
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