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A. Determine wether or not the following sequences are
geometric give the common ratio, otherwise write NG on
the blank.

1.6, 8, 10, 12, 14
2. X, 2x, 3x, 4x
3.4,4,4,4
4.0.3, 0.6, 0.9, 1.2
5. 10, -10, 10, -10​