how to draw periodic functions in MATLAB

How can I draw g(t)=|t| for t [-1,1], with g(t)=g(t+2) (with period T=2)

Answer 1

[Sangeetha Jayaprakash]

You can use the plot function to draw in MATLAB as described in this link:

http://www.mathworks.com/help/matlab/ref/plot.html

You can plot the function g(t) as follows:

t = -1:0.01:1; %this gives 201 points
g = abs(t);
plot(t,g)