this post was submitted on 16 Jan 2025
176 points (100.0% liked)

NonCredibleDefense

3963 readers
197 users here now

Rules:

  1. Posts must abide by lemmy.world terms and conditions
  2. No spam or soliciting for money.
  3. No racism or other bigotry allowed.
  4. Obviously nothing illegal.

If you see these please report them.

Related communities:

founded 2 years ago
MODERATORS
[email protected]
[email protected]
[email protected]
[email protected]
176
At least you got a grease gun (lemmy.world)
submitted 2 months ago by [email protected] to c/[email protected]
17 comments fedilink hide all child comments
 
you are viewing a single comment's thread
view the rest of the comments
[–] [email protected] 4 points 2 months ago* (last edited 2 months ago) 
(a+b)^2=a^2 + b^2 + 2ab

By the cancellation law

a^2 + b^2 + 2ab = a^2 + b^2

only when

2ab = 0

So either a=0 or b=0