y"(x) + 0.5y'(x) - y(x) = 1 , h=0.2 , y(0)=0 , y'(0)=0 , solve using eulers and runge-kutta with the use of matlab

I encountered problem with solution

[Walter Roberson]

http://www.mathworks.com/matlabcentral/answers/6200-tutorial-how-to-ask-a-question-on-answers-and-get-a-fast-answer