+0  
 
0
387
1
avatar

3xy-3xy=?

Guest Apr 24, 2017
 #1
avatar+93691 
+3

3xy-3xy   =   

 

x*y = y*x

 

so

3xy = 3yx

 

so

3xy-3xy= 0

Melody  Apr 24, 2017

33 Online Users

avatar
avatar
avatar
avatar

New Privacy Policy

We use cookies to personalise content and advertisements and to analyse access to our website. Furthermore, our partners for online advertising receive information about your use of our website.
For more information: our cookie policy and privacy policy.