Sequences Problems

What is the recursive formula for this sequence?

100, 96, 92, 88,...

• a_n = 4n + 104

• a_n = a_n-1 + 3

• a_n = a_n-1 + 4

• a_n = a_n-1 - 4

Tags

CCSS.HSF.BF.A.2

What is the recursive formula for this sequence?

-40, -20, 0, 20,...

• a_n = a_n-1 - 20

• a_n = a_n-1 + 20

• a_n = a_n-1 + 10

• a_n = 20n - 60

Tags

CCSS.HSF.BF.A.2

What is the recursive formula for the following sequence?
 $\frac{1}{4},\ \frac{7}{4},\ \frac{13}{4},\ \frac{19}{4},...$  

• a_n = a_n-1 + 3/2

• a_n = a_n-1 - 3/2

• a_n = a_n-1 + 3

• a_n = 3 * a_n-1

Tags

CCSS.HSF.BF.A.2

What is the recursive formula for the following sequence?

-25, -35, -45, -55,...

• a_n = a_n-1 - 5

• a_n = a_n-1 + 10

• a_n = a_n-1 -10

• a_n = -10 * a_n-1

Tags

CCSS.HSF.BF.A.2

What is the recursive formula for the following sequence?

35, 26, 17, 8

• a_n = 9 * a_n-1

• a_n = a_n-1 - 7

• a_n = a_n-1 + 9

• a_n = a_n-1 - 9

Tags

CCSS.HSF.BF.A.2

What is the explicit formula for this sequence?

0, 0.5, 1, 1.5,...

• a_n = 0.5n

• a_n = 0.5n + 2.5

• a_n = 0.5n + 0.5

• a_n = 0.5n - 0.5

Tags

CCSS.HSF.BF.A.2

What is the explicit formula for the following sequence?

27, 37, 47, 57,...

• a_n = 10n

• a_n = 10n + 17

• a_n = 10n - 27

• a_n = 10n + 27

Tags

CCSS.HSF.BF.A.2

What is the explicit formula for the following sequence?

-20, -18.7, -17.4, -16.1,...

• a_n = 1.3n - 21.3

• a_n = -1.3n + 21.3

• a_n = -1.3n - 20

• a_n = 1.3n + 20

Tags

CCSS.HSF.BF.A.2

What is the explicit formula for the following sequence?

-19, -39, -59, -79,...

• a_n = -20n - 19

• a_n = -20n - 1

• a_n = -20n + 1

• a_n = 20n - 9

Tags

CCSS.HSF.BF.A.2

What is the explicit formula for the following sequence?

6, 11, 16, 21,...

• a_n = 5n + 6

• a_n = 5n + 1

• a_n = 6n + 5

• a_n = 5n + 11

Tags

CCSS.HSF.BF.A.2