Evaluate
12\left(\sqrt{3}-1\right)\approx 8.784609691
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-4\left(\sqrt{3}\right)^{2}+12\sqrt{3}
Use the distributive property to multiply -4\sqrt{3} by \sqrt{3}-3.
-4\times 3+12\sqrt{3}
The square of \sqrt{3} is 3.
-12+12\sqrt{3}
Multiply -4 and 3 to get -12.
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