Respuesta :

The values of the placeholder variables are as follows;

  • A = -8
  • B = 27
  • x = 3
  • y = 3
  • x = 12.

What are the values of the placeholder variables as in the task content?

The actual expression in the task content can be further simplified as follows;

(-2jk²/3km⁴)³

= -8j³k⁶/27k³m¹²

= -8j³k³/27m¹².

Hence, by comparison; the values of the variable are as indicated above.

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