Answer:
Arithmetic
Step-by-step explanation:
The type of sequence shown is using the number before it to add to the next one.
ex;
2, 4, 6, 8, 10,...
(2 +2, 3 + 3, 4 + 4, 5 + 5) and etc...
ft
Answer: 16
2x(x − 3)(x + 3)
x(x + 4)(x + 2)
2x³ − 18x
x(2x² − 18)
2x(x² − 9)
x³ + 6x² + 8x
x(x² + 6x + 8)