I've turned comments off on this blog as I'm getting quite a lot of spam. I've been able to keep on posting on flickr but haven't the time and energy to manage to be an active blogger. Sorry not to have been visiting your blogs.
My best wishes to you all!
Update: Comments are back on and I'm back!
BrainTwister #45: Square differences
-
From New Scientist #3516, 9th November 2024 [link] The number 9 can be
written as a difference of two squares as 3^2 – 0^2 = 9 – 0 = 9. (a) Can
you find a ...
No comments:
Post a Comment