draw this figures using matlab code

please help me to draw this figures with matlab codes an thanks

[Ive J]

These are pretty simple and basic plots, what have you tried so far?

doc plot
doc line

plot(1:10, sqrt(1:10), 'o--')

[Walter Roberson]

Are you expected to compute the data points, or are you given them?

Answer 1

[Doddy Kastanya]

The plots seem to be very straight forward to generate. You might want to try "help plot" to see various options to plot the data.