Answer:
b
Step-by-step explanation:
Reasoning: the square root of 16 is 4 and 81 square root is 9
so it is b pls give brainliest! have a good day
Answer:
Arithmetic.
Step-by-step explanation:
Geometric sequences have common ratios. Arithmetic sequences have common differences.
Answer:
C
Step-by-step explanation:
The correct answer here is D
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