Which of the following are geometric sequences? Check all that apply.

A) 2, -2, 2, -2, 2, -2, 2
B) 10, 5, 2.5, 1.25, 0.625, 0.3125
C) 1, 4, 9, 16, 25, 36, 49
D) 1, 2, 4, 8, 16, 32

Question

Which of the following are geometric sequences? Check all that apply.

A) 2, -2, 2, -2, 2, -2, 2
B) 10, 5, 2.5, 1.25, 0.625, 0.3125
C) 1, 4, 9, 16, 25, 36, 49
D) 1, 2, 4, 8, 16, 32

likeabossssssss · Answer

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triciaal · Answer

GP you have a common ratio  (multiply or divide by the same fraction to get the next term)
AP you have a common difference (add or subtract same amount to get the next term)

firecub17 · Answer

GP and AP ?

triciaal · Answer

GP geometric progression   geometric sequence    use ratio 
AP arithmetic progression

firecub17 · Answer

Oh okay. I never really did understand how to do this lol