Question

me ajudem log na base 3(log na base 3(x-1))=2

Answer 1

 Olá Ana!

$\\ \mathsf{\log_3 (\log_3 (x - 1)) = 2} \\\\ \mathsf{3^2 = \log_3 (x - 1)} \\\\ \mathsf{\log_3 (x - 1) = 9} \\\\ \mathsf{3^9 = x - 1} \\\\ \mathsf{x = 19683 + 1} \\\\ \boxed{\mathsf{x = 19684}}$