Sequences and series

The next term of the series 11,8,5,2 is...

• -3

• -2

• 1

• 2

Tags

CCSS.HSF.BF.A.2

What are the first four terms where a₁ = -16 and a_n = a_n-1 + 5?

Like question 2 - 4 on review sheet.

• -16, -21, -26, -31

• 5, -11, -27, -43

• -16, -80, -500, -200

• -16, -11, -6, -1

Tags

CCSS.HSF.BF.A.2

Find the next two numbers in the sequence below:

4,7,10,13, _____, _____

• 16 and 18

• 15 and 19

• 16 and 19

• 15 and 18

Tags

CCSS.HSF.BF.A.2

Write a recursive rule for the sequence -10, -3, 4, 11, ...

• a_n = a_n-1 - 7

• a_n = a_n-1 + 8

• a_n = a_n-1 - 8

• a_n = a_n-1 + 7

Tags

CCSS.HSF.BF.A.2

Given the recursive formula, find the 500th term:

a_n = a_n-1 -3

a₁ = 15

• -1485

• -22455

• 1512

• -1482

Tags

CCSS.HSF.BF.A.2

Given the recursive formula, $a_1=5,\ a_{n\ }=2a_{\left(n-1\right)}-1,\ n\ge2$  determine the 3rd term of the sequence.

• 14

• 13

• 17

• 16

Tags

CCSS.HSF.BF.A.2

Tags

CCSS.HSF.BF.A.2

In the sequence $120,\ 60,\ 30,\ 15,\ ...$  , what is the next term?

•  $\frac{15}{2}$  

•  $15$  

•  $8$  

Tags

CCSS.HSF.BF.A.2

Find the next three terms: 4, 12, 36, 108, ...

• 324, 972, 2916

• 972, 2916, 8748

• 405, 1215, 3645

• 270, 675, 1687

Tags

CCSS.HSF.BF.A.2

Recursive formulas are mainly used for providing the ______ and the _____ in an arithmetic sequence.

• first term

  and

  last term

• first term

  and

  common difference

• previous term

  and

  final term

• none of these

Tags

CCSS.HSF.BF.A.2