# Algebra blocks

• August 12th 2009, 04:00 PM
Vicky1997
Algebra blocks
What algebra blocks would you need to order from the Math Warehouse
so that you can build a square whose edges are all X + 4 units long?

Vicky.
• August 12th 2009, 04:27 PM
skeeter
Quote:

Originally Posted by Vicky1997
What algebra blocks would you need to order from the Math Warehouse
so that you can build a square whose edges are all X + 4 units long?

Vicky.

$(x+4)^2 = x^2 + 8x + 16$

one $x^2$ block

eight $x$ blocks

16 unit blocks
• August 12th 2009, 04:32 PM
Vicky1997
How do you solve it so easily?
I was trying to draw the blocks.

Thank you!!!!!(Clapping)