(a¹²)⁸=
k*k⁸=
(k¹²)¹¹/k⁶⁹=
(c⁸)⁹/c³⁰=
(a¹²)⁸=
(c⁹)⁶*c⁴=
(d¹²)⁵*d¹⁵=
(k²)⁹*k⁸=
(k¹⁴)⁶/k³¹=
(k-3)¹²/(k-3)⁵=
решите все дам много балов

(а¹²)⁸= а ¹²*⁸= а ⁹⁶к * к⁸=к¹  * к⁸= к⁹(k¹²)¹¹/ k⁶⁹= k ¹³²⁻⁶⁹= k⁶³(c⁸)⁹ / c ³⁰ = c ⁷²⁻³⁰= c ⁴²(a ¹²)⁸= a ⁹⁶(c⁹)⁶ * c⁴= c ⁵⁴⁺⁴= c ⁵⁸(d¹²)⁵ * d¹⁵= d⁶⁰⁺¹⁵= d⁷⁵(k²)⁹ *k⁸= k¹⁸⁺⁸= k²⁶(k¹⁴)⁶ / k³¹= k⁸⁴⁻³¹=k⁵³(k-3)¹² / (k-3)⁵ = (k-3)¹²⁻⁵ = (k-3)⁷