Question

Select the sequences that are geometric. 18, 36, 54, 72, … 4. 1, 8. 2, 16. 4, 32. 8, … –7, 14, –28, 56, … 980, 784, 627. 2, 501. 76, … 5, 2, –1, –4, ….

Answer 1

18, 36, 54, 72

Explanation:

As that sequence is common in the table of 18.

A.T.Q

18 x 1 = 18

18 x 2 = 36

18 x 3 = 54

18 x 4 = 72

Correct me, if I am wrong :)

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