tanvimurumkar27 tanvimurumkar27
  • 11-09-2020
  • Mathematics
contestada

if x=2⅓-2, then find the value of x³+6x²+12x​

Respuesta :

Аноним Аноним
  • 11-09-2020
  • Answer:

4  19/27

  • Step-by-step explanation:

x = 2 1/3 - 2

= 1/3

x³ + 6x² + 12x =

= (1/3)³ + 6(1/3)² + 12(1/3)

= 1/27 + 6×1/9 + 12×1/3

= 1/27 + ⁹⁾2/3 + ²⁷⁾4

= (1 + 18 + 108)/27

= 127/27

= 4  19/27

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