Asked by ben

For each sequence, determine whether it appears to be arithmetic, geometric, or neither.


13, 10, 7,4 Arithmetic

Geometric

Neither

1600, 400,100, 25,..Arithmetic

Geometric

Neither

25,36,49,64,..Arithmetic

Geometric

Neither

Answers

oobleck
check for a common difference or ratio.
#1. d = -3
#2. r = 1/4
#3. neither (quadratic)

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