Arithmetic and Geometric Sequences

Front

Find the eighth term: 3, 6, 12, 24, ...

Back

384

Front

a₅ for the sequence a_n = 5 ⋅ 2^(n-1)

Back

a₅ = 80

Front

Which sequence is a geometric sequence with a common ratio of 2? Options: 5, 3, 1, -1, ...; 5, 7, 9, 11, ...; 5, 10, 20, 40, ...; 5, 15, 45, 135, ...

Back

5, 10, 20, 40, ...

Front

What are the next 3 terms in this sequence of terms? 3, 7, 11, 15

Back

19, 23, 27

Front

Find the explicit formula for the sequence: 3, 6, 12, 24, ...

Back

aₙ = 3⋅2ⁿ ⁻ ¹

Front

Which kind of sequence has a common difference? Options: Arithmetic, Geometric

Back

Arithmetic

Front

Back

Front

Find the explicit formula for the sequence: 8, 14, 20, 26, ...

Back

aₙ = 6n + 2

Front

The first three terms of a sequence are 3, 11, and 19. Which formula represents the sequence?

Back

a_n = 3 + 8(n-1)

Front

What is the explicit rule for the sequence? 11, 22, 44, 88...

Back

a_n = 11(2)^n-1