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$\mathcal{A} = \ln\left(7 + 4\sqrt{3}\right)^{15} + \ln\left(7 - 4\sqrt{3}\right)^{15} $
- $ \mathcal{B} = \ln 2 + \ln\left(2 + \sqrt{2 + \sqrt{2}}\right) + \ln\left(2 - \sqrt{2 + \sqrt{2}}\right) $
Simplifier au maximum les expressions réelles suivantes :
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