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November 22, 2014

November 22, 2014

Posted by **traci** on Wednesday, June 29, 2011 at 8:43pm.

- Algebra -
**MathMate**, Wednesday, June 29, 2011 at 9:03pm100x2 â€“ 160xy + 64y2

=4(25x²-40xy+16y²)

=4((5x)²-2*5x*4y+(4y)²)

=...

use (a-b)²=a²-2ab+b²

to complete the factorization.

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