Răspuns:
2
Explicație pas cu pas:
Bună! ʕ•́ᴥ•̀ʔっ
( 1 / 2 )⁶ : ( - 1 / 2 )⁸ · ( 1 / 2 )¹³ : ( 1 / 2 )¹² =
= ( 1 / 2 )⁶ : ( 1 / 2 )⁸ · ( 1 / 2 )¹³ : ( 1 / 2 )¹²
= ( 1 / 2 )⁶ · ( 1 / 2 )⁻⁸ · ( 1 / 2 )¹³ · ( 1 / 2 )¹²
= ( 1 / 2 )⁶⁻⁸⁺¹³⁻¹²
= ( 1 / 2 )⁻²⁺¹³⁻¹²
= ( 1 / 2 )¹¹⁻¹²
= ( 1 / 2 )⁻¹
= 2