Which is a sum of cubes? A. a3 + 18 B. a6 + 9 C. a9 + 16 D. a12 + 8

mean, 40.6

step-by-step explanation:

step-by-step explanation:

there's the chart

step by step solution :

step   1   :

1.1     4 = 22

(4)3 = (22)3 = 26

equation at the end of step   1   :

  ((23) • 26)2

step   2   :

equation at the end of step   2   :

  (23 • 26)2

step   3   :

final result :

  218

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