Khan/khan-exercises — Issue #8553: Exponents 2 - Problem with inputting answer (Exponents 2)
Author: KhanBugz
Created: 2011-12-13 19:24:32+00:00
State: open
Labels: chrome, hard, vista

Reporter: MarcusJPink@live.com

The problem I'm answering is
4^-2
So the answer would be
(1/4)^2
Except it says it's the wrong answer. The same happens with
1/4^2 and
1/4*1/4.
How am I supposed to write this?

[exponents_2.html?seed=76&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/exponents_2.html?seed=76&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/exponents_2.html?seed=76&problem=0&debug&activity=%5B%5B%22hint-activity%22%2C%220%22%2C39%5D%2C%5B%22incorrect-activity%22%2C%22%5C%221%2F4%5E2%5C%22%22%2C93%5D%2C%5B%22incorrect-activity%22%2C%22%5C%221%2F4%5C%22%22%2C4%5D%2C%5B%22incorrect-activity%22%2C%22%5C%22(1%2F4\)%5E2%5C%22%22%2C6%5D%2C%5B%22incorrect-activity%22%2C%22%5C%22(14\)2%5C%22%22%2C14%5D%2C%5B%22incorrect-activity%22%2C%22%5C%22(1%2F4\)%5E2%5C%22%22%2C27%5D%2C%5B%22incorrect-activity%22%2C%22%5C%221%2F4*1%2F4%5C%22%22%2C15%5D%2C%5B%22incorrect-activity%22%2C%22%5C%22(1%2F4\)%5E2%5C%22%22%2C123%5D%2C%5B%22incorrect-activity%22%2C%22%5C%22(1%2F4\)%5E2%5C%22%22%2C4%5D%2C%5B%22incorrect-activity%22%2C%22%5C%221%2F4x1%2F4%5C%22%22%2C51%5D%5D)

["1/4^2","1/4","(1/4)^2","(14)2","(1/4)^2","1/4*1/4","(1/4)^2","(1/4)^2","1/4x1/4"]

Mozilla/5.0 (Windows NT 6.0) AppleWebKit/535.2 (KHTML, like Gecko) Chrome/15.0.874.121 Safari/535.2

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