Recursive and Explicit Formulas

A sequence is _______.

• a set of numbers in a specific order.

• a formula used to find a number.

• the term after a_n.

• a collection of data.

Tags

CCSS.HSF.BF.A.2

Given the following sequence, what is a₅?

2, 7, 12, 17,...

• 2

• 12

• 17

• 22

Tags

CCSS.HSF.BF.A.2

Which sequence has a common ratio = 4.

• 2, 6, 10, 14,...

• 4, 12, 36, 108,...

• 1, 4, 7, 10,...

• 3, 12, 48, 192,...

Tags

CCSS.HSF.BF.A.2

Find the first four terms of the sequence.

a_n= 7(n + 2)

• 21, 28, 35, 42

• 7, 9, 11, 13

• 9, 16, 23, 30

• 16, 23, 30, 37

Tags

CCSS.HSF.BF.A.2

Given the first five terms, write the recursive formula.
15, 12, 9, 6, 3 ....

• u₁ = 15
  u_n = u_n-1 + 3
• u₀ = 15
  u_n = u_n-1 + 3
• u₁ = 15
  u_n = u_n-1 - 3 
• u₀ = 15
  u_n = u_n-1 - 3

Tags

CCSS.HSF.BF.A.2

Given the sequence below, write the explicit formula.
3, 8, 13, 18 ... 

• a_n = 3 + 5n

• a_n = -2 + 5n

Tags

CCSS.HSF.BF.A.2