Kindcorgi
Kindcorgi Kindcorgi
  • 20-05-2019
  • Mathematics
contestada

PLEASE HELP ME. IT'S URGENT.

PLEASE HELP ME ITS URGENT class=

Respuesta :

choixongdong
choixongdong choixongdong
  • 20-05-2019

Answer:

729/64

Step-by-step explanation:

= (3/2 a^-2b^2)^2

= 3^2 b^4 / 2^2 a^4

= 9b^4 / 4a^4

Plug in a = -2 and b = -3

= 9(-3)^4  / 4(-2)^4

= 9(81) / 4 (16)

= 729/64

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