Ch 10 Quiz - Sequences and Series

Determine whether the sequence could be geometric or arithmetic:

6, 10, 15, 21, ...

• Geometric with r = 5/3

• Arithmetic with d = 4

• Geometric with r = 4

• Neither

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.LE.A.1

-21, -16, -11, -6, ...

Is this sequence arithmetic, geometric, or neither?

• arithmetic (common difference d = 5)

• geometric (common ratio r = 5)

• neither

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.IF.A.3

CCSS.HSF.LE.A.2

Identify the common difference.
97, 86, 75, 64, ...

• 8
• 11
• -11
• -8

Tags

CCSS.HSF.BF.A.2

Find the 22nd term of the following arithmetic sequence:

5, 8, 11, ...

• 14

• 68

• 63

• 71

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.LE.A.2

Find the 32nd term of this arithmetic sequence.

34, 37, 40, 43, ...

• 32

• 64

• 127

• 356

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.LE.A.2

What is the rule (explicit equation) for the n^th term given 
60, 55, 50, 45, ...

• a_n= -5+60n
• a_n= -5n+60
• a_n= -5n+65
• a_n= 5n+55

Tags

CCSS.HSF.BF.A.1

CCSS.HSF.BF.A.2

CCSS.HSF.LE.A.2

Write the explicit rule for this situation.

• f(n) = 35 + 3(n − 1)
• f(n) = 35 −3(n − 1)
• f(n) = 3 + 35(n − 1)
• f(n) = −3 + 35(n − 1)

Tags

CCSS.HSA.SSE.A.1

CCSS.HSF.BF.A.1

CCSS.HSF.BF.A.2

CCSS.HSF.IF.A.3

CCSS.HSF.IF.B.4

CCSS.HSF.LE.A.1

CCSS.HSF.LE.A.2

If you are given the following: 
a₂₀₀ = 1000    and     d=20     then what is 
the value a₁ ?

• a₁ = -2980
• a₁ = -3000
• a₁ = -3020
• a₁ = 1020

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

Find the arithmetic means in each sequence.

24,----,----,----,----,-1

• 19, 14, 9, 4

• 14, 19, 9, 4

• 4,9,14,19

• 19, 9,19,4

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.LE.A.2

Evaluate the Arithmetic Series

• 105

• 210

• 100

• 420

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.IF.A.3