SOLUTION: simplify (4*the square root of 3 -1)^2

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Question 194521: simplify
(4*the square root of 3 -1)^2
Answer by RAY100(1637) About Me  (Show Source):
You can put this solution on YOUR website!
( 4sqrt3 -1)^2
(4sqrt3 -1) (4sqrt3 -1)
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16 *3 -8 sqrt3 +1
49 -8sqrt3,,,,,,,,,,ANSWER
check
original = 35.143 ( using calc)
answer = 35.143,,,,,,,,,,,,,,,,,,,,,,,,,,ok