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29)

$\frac{1}{(\sqrt{12}-\sqrt{11})^4 } \times \frac{(\sqrt{12}+\sqrt{11})^4}{(\sqrt{12}+\sqrt{11})^4} $

$ (\sqrt{12}+\sqrt{11})^4$

$ (23 + 2 \sqrt{132})^2$

$ 1057 + 92 \sqrt{132}$

$\left\lceil\, 1057 + 92 \sqrt{132} \right\rceil = 2,114$