Reducing the points on x -axis

Hi Here is my program. I want to reduced the points of plotting on x-axis. It should start from -4 to +4.(changes required) Y-axis: 0 to 1 clc; g=0.43; z=-0.001:0.01:2.322; k=0.272; f=g*z+k; plot(log(z),f-0.272)

Answer 1

[VBBV]

%if 
clc; g=0.43; z=-0.001:0.01:2.322; k=0.272; f=g*z+k; plot(log(z),f-0.272);xlim([-4 4])

Try this

[shafaq riaz]

Hi u r right but I want a graph like u seen in attached picture.. Can u do some changes in my programming so that I can get a graph like this