Transcript Difference of 2 Squares (Geometric Demo)

www.powerpointmaths.com © Where quality comes first!
PowerPointmaths.com
© 2004 all rights reserved
The Difference of Two Squares
To show geometrically that a2 – b2 = (a + b)(a – b)
aa + b
a2 - b2
a-b
b
a
a
b2
b
= (a + b)(a – b)
a2
b2
b
a
b
a-b