Khan/khan-exercises — Issue #10017: Simplifying radicals - answer format
Author: KhanBugz
Created: 2012-01-02 11:05:07+00:00
State: open
Labels: firefox, other, win7

Reporter: radiocarbon14@gmail.com

For the 'Simplifying radicals' module, it's asking me for the square root of 49, which is 7; I try putting 7 into the answer but it does not accept it. I tried various other formats, like (2, 7), (2, 49), (49 = 7), etc but nothing works.

[simplifying_radicals.html?seed=9&problem=perfect-squares](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/simplifying_radicals.html?seed=9&problem=perfect-squares&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/simplifying_radicals.html?seed=9&problem=perfect-squares&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5B1%2C7%5D%22%2C25%5D%2C%5B%22hint-activity%22%2C%220%22%2C1%5D%2C%5B%22incorrect-activity%22%2C%22%5B0%2C7%5D%22%2C10%5D%2C%5B%22incorrect-activity%22%2C%22%5B2%2C7%5D%22%2C2%5D%2C%5B%22incorrect-activity%22%2C%22%5B2%2C7%5D%22%2C12%5D%2C%5B%22correct-activity%22%2C%22%5B1%2C49%5D%22%2C5%5D%2C%5B%22incorrect-activity%22%2C%22%5B2%2C49%5D%22%2C2%5D%2C%5B%22correct-activity%22%2C%22%5B1%2C49%5D%22%2C11%5D%2C%5B%22incorrect-activity%22%2C%22%5B3%2C49%5D%22%2C12%5D%2C%5B%22incorrect-activity%22%2C%22%5B2%2C49%5D%22%2C1%5D%2C%5B%22incorrect-activity%22%2C%22%5B7%2C49%5D%22%2C2%5D%2C%5B%22correct-activity%22%2C%22%5B1%2C49%5D%22%2C1%5D%2C%5B%22incorrect-activity%22%2C%22%5B2%2C49%5D%22%2C1%5D%2C%5B%22incorrect-activity%22%2C%22%5B3%2C49%5D%22%2C1%5D%2C%5B%22incorrect-activity%22%2C%22%5B4%2C49%5D%22%2C1%5D%2C%5B%22incorrect-activity%22%2C%22%5B5%2C49%5D%22%2C1%5D%2C%5B%22incorrect-activity%22%2C%22%5B6%2C49%5D%22%2C1%5D%2C%5B%22incorrect-activity%22%2C%22%5B7%2C49%5D%22%2C1%5D%5D)

[[1,7],[0,7],[2,7],[2,7],[1,49],[2,49],[1,49],[3,49],[2,49],[7,49],[1,49],[2,49],[3,49],[4,49],[5,49],[6,49],[7,49]]

Mozilla/5.0 (Windows NT 6.1; WOW64; rv:9.0.1) Gecko/20100101 Firefox/9.0.1

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