Evaluate
-\frac{7\sqrt{3}}{2}\approx -6.062177826
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-\frac{1}{4}\sqrt{3}-\frac{5}{2}\sqrt{3}-\frac{3}{4}\sqrt{3}
Combine \frac{1}{4}\sqrt{3} and -\frac{1}{2}\sqrt{3} to get -\frac{1}{4}\sqrt{3}.
-\frac{11}{4}\sqrt{3}-\frac{3}{4}\sqrt{3}
Combine -\frac{1}{4}\sqrt{3} and -\frac{5}{2}\sqrt{3} to get -\frac{11}{4}\sqrt{3}.
-\frac{7}{2}\sqrt{3}
Combine -\frac{11}{4}\sqrt{3} and -\frac{3}{4}\sqrt{3} to get -\frac{7}{2}\sqrt{3}.
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