The Difference of Two Squares

Channel:
United Kingdom Stand-up Maths
Subscribers:
1,310,000
Published on ● Video Link: https://www.youtube.com/watch?v=LkIK8f4yvOU


Duration: 9:11
333,056 views
18,628

See more James Grime over on Singing Banana.
https://www.youtube.com/singingbanana

He is also on some channel called Numberphile.
http://bit.ly/grimevideos

We have some teacher notes and activity resources for this video on Think Maths. See if your students can find a better graphical proof for the case of 4k than we did! Spoiler: there is one.
http://think-maths.co.uk/standupmaths-videos#two-squares


CORRECTIONS
- Nothing yet. Let me know if you spot anything!

Thanks to my Patreon supports who do support these videos and make them possible. Here is a random subset:

Daniel Brahneborg
Jan Strohbeck
Marcel de Jong
Thomas Kristian Hodnemyr
Linus Törnqvist

Support my channel and I can make more maths videos:
https://www.patreon.com/standupmaths

Music by Howard Carter
Filming and editing by Matt Parker
Design by Simon Wright
Some maths by James Grime.

MATT PARKER: Stand-up Mathematician
Website: http://standupmaths.com/
Maths book: http://wwwh.umble-pi.com
Nerdy maths toys: http://mathsgear.co.uk/



Other Videos By Stand-up Maths


2019-09-23Is the London Underground knotted?
2019-09-12Can you solve The Frog Problem?
2019-08-12Can we film a stroboscopic helicopter?
2019-08-02How to mathematically hang a picture (badly).
2019-07-25Eclipses can be approximated the same way as π. [ONE TAKE!]
2019-07-20Curvahedra: how many faces make a polyhedron
2019-07-17Are odd-numbered mobius-loop cogs possible?
2019-06-14What's the story with log(1 + 2 + 3)?
2019-05-31Calculator Number Trick: rectangle patterns
2019-05-17Recursive PowerPoint Presentations [Gone Fractal!]
2019-05-07The Difference of Two Squares
2019-04-12Why didn't GPS crash?
2019-04-04When Buildings Wobble: with Paul Shepherd
2019-03-29Bayesian Statistics with Hannah Fry
2019-03-23Live Q + A with Matt Parker
2019-03-11New Superpermutations Discovered!
2019-03-07Pi Day 2019: calculating π with a balancing beam
2019-03-06Humble Pi: Los Angeles crime and Null Island
2019-02-26Humble Pi: plane wrong
2019-02-22How fast is a bullet? [featuring: pendulum calculation]
2019-02-14Bad Rounding: ⌊Trump vs Obamacare⌋


Tags:
maths
math
mathematics
comedy
stand-up
matt parker
james grime
difference
two
squares
algebra
graphic
graphical
proof
odd
numbers
even
all
prove
lesson
activity
puzzle