Sequences Quiz Review

Identify the common difference of the sequence below:

-2.3, -1.1, 0.1, 1.3,...

• -1.2

• 1.3

• 1.2

• -1.3

Tags

CCSS.HSF.BF.A.2

Write the explicit formula for the sequence shown below.

3, -3, -9, -15

• a_n=3+6(n-1)

• a_n=3−6(n-1)

• a_n=6−3(n-1)

• a_n=6+3(n-1)

Tags

CCSS.HSF.BF.A.2

Identify the next three terms of the sequence below:

-6, -10, -14,...

• -17, -21, -25

• 17, 21, 25

• 18, 22, 26

• -18, -22, -26

Tags

CCSS.HSF.BF.A.2

Write the explicit formula for the sequence shown below.

1, 6, 11, 16

• a_n=1+5(n-1)

• a_n=1−5(n-1)

• a_n=5−(n-1)

• a_n=5+(n-1)

Tags

CCSS.HSF.BF.A.2

What is the 20^th term of the arithmetic sequence shown below.

7, 4, 1,...

• -49

• 50

• -50

• -51

Tags

CCSS.HSF.BF.A.2

An arithmetic sequence is described by the function f(n)=−3n+7. What are the first 5 terms of the sequence?

• 7, 10, 13, 16, 19

• 4, 1, -2, -5, -8

• -4, -1, 2, 5, 8

• -7, -10, -13, -16, -19

Tags

CCSS.HSF.BF.A.2

Is the sequence arithmetic: 37, 31, 25, 19, ...

• Yes
• No

Tags

CCSS.HSF.BF.A.2

Is the sequence 2, 4, 12, 48,... geometric?

• yes
• no

Tags

CCSS.HSF.BF.A.2

5, 15, 45, 135 is a ...

• Geometric sequence with r = 3

• Geometric sequence with r = 1/3

• Arithmetic sequence with d = 10

• Arithmetic sequence with d = 3

Tags

CCSS.HSF.BF.A.2

Find the common ratio: 4, -16, 64, -256, ...

• r = -4
• r = 2
• r = -2
• r = 4

Tags

CCSS.HSF.BF.A.2