Answer:
3rd differences of the cubes = 6
Step-by-step explanation:
Given function is,
f(x) = a[tex]x^{k}[/tex]
If x = 3 (sequence of cubes)
Sequence formed will be,
1 8 27 64 125 216 343
7 19 37 61 91 127
12 18 24 30 36
6 6 6 6
Therefore, 3rd differences of the cubes will be 6.
