Evaluate
6\sqrt{3}-21\approx -10.607695155
Factor
3 {(2 \sqrt{3} - 7)} = -10.607695155
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9\times 3+6\sqrt{3}-48
The square of \sqrt{3} is 3.
27+6\sqrt{3}-48
Multiply 9 and 3 to get 27.
-21+6\sqrt{3}
Subtract 48 from 27 to get -21.
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Limits
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