Question

Determine if the sequence below is arithmetic or geometric and determine the common difference / ratio in simplest form. 12 , 8 , 4 , . . . 12,8,4,... This is sequence and the is

Answer 1

It's arithmetic and the common difference should be -4.

Arithmetic = Adding/Subtracting

Geometric = Multiplying/Dividing

The sequence is a steady decline of subtracting 4.