Explicit and Recursive Sequences Formulas

Does this recursive routine model growth or decay, and by what percent?
U₁ = 10
U_n+1 = U_n*.75

• Growth, 75%

• Growth, 25%

• Decay, 75%

• Decay, 25%

Tags

CCSS.HSF.BF.A.2

Write a recursive rule for the sequence 1, 2, 5, 14, 41, 122, …

• a_n = (a_n-1)² + 1

• a_n = 2 a_n-1 - 2

• a_n = 3 a_n-1 - 1

• a_n = 3 a_n-1 + 1

Tags

CCSS.HSF.IF.A.3

Given the sequence 11, 15, 19, 23..., which recursive formula describes it?

Tags

CCSS.HSF.IF.A.3

Given the sequence -5, -15, -25, -35..., which recursive formula describes it?

Tags

CCSS.HSF.IF.A.3

Which of the following recursive formulas represents the given sequence.

Tags

CCSS.HSF.IF.A.3

Which of the following recursive formulas represents the given sequence. 7, 14, 28, 56, 112, ...

Tags

CCSS.HSF.IF.A.3

Write the explicit formula for the sequence. 9, 5, 1, -3, ...

Tags

CCSS.HSF.BF.A.2

Write the explicit formula for the sequence.

Tags

CCSS.HSF.LE.A.2

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

• 8

• 11

• -11

• -8

Tags

CCSS.HSF.BF.A.2

What is the common ratio: 5, 25, 125, 625...

• 25

• 20

• 5

• 4

Tags

CCSS.HSF.BF.A.2