Khan/khan-exercises — Issue #11500: Pre-algebra challenge - No credit
Author: KhanBugz
Created: 2012-01-18 04:11:04+00:00
State: open
Labels: ipad, other, safari

I put in the correct answer, but it said it was wrong. I put it in again, and it said it was right.

[pre-algebra_challenge.html?seed=156&problem=perfect-squares (simplifying_radicals)](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/pre-algebra_challenge.html?seed=156&problem=perfect-squares&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/pre-algebra_challenge.html?seed=156&problem=perfect-squares&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5B1%2C1%5D%22%2C2%5D%5D)

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Mozilla/5.0 (iPad; CPU OS 5_0_1 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9A405 Safari/7534.48.3

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