Răspuns:
([tex]3^{19}[/tex]×[tex]2^{59}[/tex])2:[tex]15^{36}[/tex] =
3³⁸ × 25¹⁸ : 15³⁶ =
3³⁸ × (5²)¹⁸ : 3³⁶ × 5³⁶ =
3³⁸ × 5³⁶ : 3³⁶ × 5³⁶ =
3² = 9