(27 a^2)^1/3 : a^1/6 при a=0,64

Question

(27 a^2)^1/3 : a^1/6 при a=0,64

Answer 1

------------------------------

---

Answer 2

1) ( 27a^2)^1/3 = 3a^2/3
2) 3a^2/3 : a^1/6 = 3a^( 2/3 - 1/6 ) = 3a^( 4/6 - 1/6 ) = 3a^3/6 = 3a^1/2
a = 0,64
3•0,64^1/2 = 3•0,8 = 2,4
Ответ 2,4