How to integate a graph?

I have function which is calculating displacement vs time . I want to integarte it. Can any one please help me how I make the function of integration in matlab?

[Walter Roberson]

Please do not tag individuals.

http://www.mathworks.co.uk/matlabcentral/answers/43073-a-guide-to-tags

Answer 1

[Star Strider]

To integrate functions, use integrate and its friends (in earlier versions, quad and its friends). For data (vectors and 2D arrays) use trapz.