Question

aflati toate perechile de numere a,b astfel ancat
aᵇ-1=7·3²
va rog urgent!

Answer 1

$a^{b} -1= 7*3^{2}$
$a^{b} -1= 7*3^{2} =\ \textgreater \ a^{b} =64$

64 | 2
32 | 2
16 | 2
  8 | 2
  4 | 2
  5 | 2

$64= 2^{6} = 4^{3} = 8^{2}$

(2, 6), (4, 3), (8, 2)