😀
(x+y)^2 = x^2+2xy+y^2 FOIL’d again!
I’m not sure I follow you, but the picture made me laugh… a bit.
Quadratic equation: First, Outer, Inner, Last.
Cute.
😀
(x+y)^2 = x^2+2xy+y^2 FOIL’d again!
I’m not sure I follow you, but the picture made me laugh… a bit.
Quadratic equation: First, Outer, Inner, Last.
Cute.