Khan/khan-exercises — Issue #13863: Pre-algebra challenge - dont know how to write the answer
Author: KhanBugz
Created: 2012-02-15 04:07:31+00:00
State: open
Labels: ie8, ie9, other, win7

Reporter: bayruteye@hotmail.com

i dont know how to write the simplify the roots in the answer box but i know the answer plz help and why are to boxes one for square root answer what is the other one for

[pre-algebra_challenge.html?seed=195&problem=perfect-squares (simplifying_radicals)](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/pre-algebra_challenge.html?seed=195&problem=perfect-squares&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/pre-algebra_challenge.html?seed=195&problem=perfect-squares&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5B49%2C7%5D%22%2C37%5D%2C%5B%22incorrect-activity%22%2C%22%5B49%2C1%5D%22%2C7%5D%2C%5B%22incorrect-activity%22%2C%22%5B49%2C49%5D%22%2C7%5D%2C%5B%22hint-activity%22%2C%220%22%2C12%5D%2C%5B%22incorrect-activity%22%2C%22%5B49%2C49%5D%22%2C32%5D%5D)

[[49,7],[49,1],[49,49],[49,49]]

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