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January 29, 2015

January 29, 2015

Posted by **Derek** on Sunday, September 7, 2008 at 5:16pm.

4x²-20=0

- Mason -- math -
**Ms. Sue**, Sunday, September 7, 2008 at 5:19pmYour school subject is Math -- not Mason.

- Mason -
**Brandon**, Wednesday, September 10, 2008 at 6:46pm4x^2=20

x^2=5

x= either the positive or negative square root of 5.

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