SOLUTION: Can you please explain to me how to do the following? Give exact and approximate solutions to three decimal places (x-9)^2=12

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Question 311377: Can you please explain to me how to do the following? Give exact and approximate solutions to three decimal places (x-9)^2=12
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
From (x-9)^2=12, we can take the square root of both sides...
so that
x - 9 = +- sqrt(12)
sqrt(12) is about 3.464 so that x is
x = 9 +- 3.464 = 12.464 or 5.536