va rog frumos ex 7 dau 100 puncte

Teoria este (aⁿ)ᵇ = aⁿˣᵇ
a) (3/7)³ˣ⁴ = (3/7)¹²
b) (4/5)³ˣ⁵ = (4/5)¹⁵
c) (5/7)⁷ˣ⁰ = (5/7)⁰
d) (3 5/9)⁷ˣ¹² = (3 5/9)⁸⁴
e) (3/13)²ˣ⁶ˣ⁵ = (3/15)⁶⁰