Tentukan nilai-nilai positif X agar berlaku 9 x pangkat 2 per 3 + 4 x pangkat min 2 per 3 = 37

Misal :
x^2/3 = a

9a + 4/a = 37
9a² - 37a + 4 = 0
(9a - 1)(a - 4) = 0
a = 1/9 atau a = 4

a = 1/9
x^2/3 = 3^-2
x^1/3 = 3^-1
x = 3^-3
x = 1/27 ✔

a = 4
x^2/3 = 2²
x^1/3 = 2
x = 2^3
x = 8 ✔