Khan/khan-exercises — Issue #6821: Multiplication 0.5 - factorize
Author: KhanBugz
Created: 2011-11-21 19:13:17+00:00
State: open
Labels: firefox, other, xp

Reporter: abdulqayoomdon@yahoo.com

this sum given from factorize
1+2ab-(a^2 + b^2)
anwser is (1+a-b)(1-a+b)
Please help me to solve this sum
iam student of class 10th
may be this sum is part of my exam paper

[multiplication_0.5.html?seed=44&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/multiplication_0.5.html?seed=44&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/multiplication_0.5.html?seed=44&problem=0&debug&activity=%5B%5D)

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Mozilla/5.0 (Windows NT 5.1; rv:6.0.2) Gecko/20100101 Firefox/6.0.2

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