Răspuns :

Răspuns:

Explicație pas cu pas:

4/9 = 2^2/3^2 = (2/3)^2

(4/9)^5 = [(2/3)^2]^5 = (2/3)^10

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8/27 = 2^3/3^3 = (2/3)^3

(8/27)^4 = [(2/3)^3]^4 = (2/3)^12