plot matlab command for the equation below

hallo every body ! can you help me p/se how to write m file file for the following equation

[dpb]

Well, you made a start on the scratchpad, show us what you then did to translate that to MATLAB -- and then the next steps. You may find the "dot" operator .* and friends helpful, see

doc punct 

for summary.

[Biruk Tadesse]

thanxs alot