Unit 5 Sequences

What is the common difference of the sequence?

50, 25, 0, -25, ...

• 25

• -25

• 2

• 1/2

Tags

CCSS.HSF.BF.A.2

What is the next term in the sequence?

50 , 25, 0, -25, -50, ...

• can't be determined

• -100

• -75

• -25

Tags

CCSS.HSF.BF.A.2

What is the common ratio of the geometric sequence below?

50, 25, 12.5, 6.25, ...

• 2

• $\div2$

• 1/2

• -25

Tags

CCSS.HSF.BF.A.2

What type of sequence is this:

8, 8, 8, 8, ...

• Geometric

• Arithmetic

• Neither Geometric or Arithmetic

• Both Arithmetic and Geometric

Tags

CCSS.HSF.BF.A.2

Write an explicit formula for the sequence below:

5, 13, 21, 29, 37, ...

• t(n) = 8n - 3

• t(n) = 8n + 5

• t(1) = 5

  t(n+1) = t(n) + 8

• t(n) = -3(8)ⁿ

Tags

CCSS.HSF.BF.A.2

Write an explicit formula for the sequence below:

30, 24, 18, 12, 6, 0, ...

• t(1) = 30

  t(n+1) = t(n) - 6

• t(n) = -6n + 36

• t(n) = 6n + 36

• t(n) = - 6n + 30

Tags

CCSS.HSF.BF.A.2

Write the recursive formula for the sequence below:

5, 15, 45, 135, ...

• t(1) = 5

  t(n+1) = t(n) * 3

• t(1) = 5

  t(n+1) = t(n) = 3

• t(1)= 1.667

  t(n+1) = t(n) *3

• t(1) = 5

  t(n+1) = t(n) +10

Tags

CCSS.HSF.IF.A.3

Write a recursive formula for the following sequence

108, 36, 12, 4

• t(1) = 108
  t(n+1) = t(n) * $\frac{1}{3}$

• t(1) = 108
  t(n+1) = t(n) * 3

• t(1) = 108
  t(n+1) $\div$ 3

• t(1) = 108
  t(n+1) = t(n) - 72

Tags

CCSS.HSF.IF.A.3

Find the tenth term:

0.5, 0.625, 0.78, ...

• 3.725

• 4.65

• 1.625

• 0

Tags

CCSS.HSF.BF.A.2

Find the tenth term

2, 8, 32, ...

• 524288

• 2097152

• 62

• 1000000

Tags

CCSS.HSF.BF.A.2