Question

Match the sequence (term) with the correct type of sequence (definition).
2, 4, 6, 8, ...

28, 24, 20, 16, ...

2, 4, 8, 16, ...

48, 24, 12, 6, ...

Answer 1

wait let me right down the definitions

Answer 2

Geometric, common ratio is 0.5
Arithmetic, common ratio is -4
Geometric, common ratio is 2
Arithmetic, common diffrence is 2

Answer 3

\[a _{n} = 2.n\]\[a_{n} = 28-4(n-1)\]

Answer 4

A 28, 24, 20, 16, ... B) Geometric, common ratio is 0.5
B 48, 24, 12, 6, ... D) Arithmetic, common difference is 2
C 2, 4, 8, 16, ... C) Geometric, common ratio is 2
D 2, 4, 6, 8, ... A) Arithmetic, common difference is -4

Answer 5

thnx :)

Answer 6

\[a_n=2^{n}\]\[a_{n}=\frac{ 48 }{ 2^{n - 1} }\]