Evaluate
81\sqrt{3}+144\approx 284.296115413
Factor
9 {(9 \sqrt{3} + 16)} = 284.296115413
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117+54\sqrt{3}+27\sqrt{3}+27
Add 9 and 108 to get 117.
117+81\sqrt{3}+27
Combine 54\sqrt{3} and 27\sqrt{3} to get 81\sqrt{3}.
144+81\sqrt{3}
Add 117 and 27 to get 144.
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