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Old 07-03-09, 10:41 AM   #10 (permalink)
decavo
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Join Date: Jul 2006
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Quote:
Originally Posted by RockerRash View Post
They just added 4 to both sides of the eqn so that you can take the square root of both sides easily.

x=(3^.5) -2

In other words, x = radical 3 minus 2.
why use 4 ? that is my question. The problem is solved for me as an example. SO where did the 4 come from?

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