81, 27, 9, 3, . . .
A. arithmetic, 0, –3, –6****
B. geometic, 0, –3, –6
C. geometric, 1, one third, one over nine
D. The sequence is neither geometric nor arithmetic.
can someone check this please
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No.
https://www.mathsisfun.com/algebra/sequences-sums-arithmetic.html