MATLAB Answers

## Need help on designing plot

Asked by KSK

### KSK (view profile)

on 27 May 2015
Latest activity Commented on by KSK

### KSK (view profile)

on 27 May 2015
Accepted Answer by Youssef Khmou

### Youssef Khmou (view profile)

Dear all,
Can anyone help me with the below? Appreciate if anyone can help. Thank you!
Design an x-y plot for the following where the values of x are from 0 to 20π with a spacing of π/100.
a. y = x.sin(x)
b. z = x.cos(x)
c. Convert the above 2D into a 3D plot using z as the third axis
Regards,
Martin

#### 0 Comments

Sign in to comment.

## 1 Answer

### Youssef Khmou (view profile)

Answer by Youssef Khmou

### Youssef Khmou (view profile)

on 27 May 2015
Edited by Youssef Khmou

### Youssef Khmou (view profile)

on 27 May 2015
Accepted Answer

defining the variable is the first step :
x=0:pi/100:20*pi;
using element wise operation :
y=x.*sin(x);
z=x.*cos(x);
Three dimensional graph is given by :
plo3t(x,y,z)

KSK

### KSK (view profile)

on 27 May 2015
Youssef Khmou Thank you very much! its work! i got two more question i posted today. hope you can help me. =) Really appreciated!

Sign in to comment.