Arithmetic Sequences

Find the Common Difference

12,15,18,21

• d = 4

• d = 7

• d = 8

• d = 3

Tags

CCSS.HSF.BF.A.2

Write a recursive rule for the sequence 17, 1, -15, -31 . . .

• a_n = a_n-1 + 16

• a_n = a_n-1 - 17

• a_n = a_n-1 - 15

• a_n = a_n-1 - 16

Tags

CCSS.HSF.IF.A.3

Find the 35th term in the arithmetic sequence: -10, -14, -18, -22, ...

• -216
• -148
• -146
• -150

Tags

CCSS.HSF.BF.A.2

Is the sequence arithmetic: 17, 9, 1, -7, ...

• Yes

• No

Tags

CCSS.HSF.BF.A.2

Given the sequence:
 25, 21, 17, 13,...
Write the explicit equation that models the sequence.  (Hint:  Simplify your equation.)

• a_n = 4n + 29
• a_n = -4n + 25
• a_n = -4n + 29
• a_n = 4n + 25

Tags

CCSS.HSF.BF.A.2

Find a₂₀ in the arithmetic sequence: 5, 12, 19, 26...

• 145

• 144

• 142

• 138

Tags

CCSS.HSF.BF.A.2

Select the explicit rule that represents the sequence.

• 6 + 5(n - 1)

• 4 + 6(n - 1)

• 6 - 4(n - 1)

What is the distance from one number to the next in a sequence of numbers that is represented by a (d) in an arithmetic sequence?

• Common denominator
• Common opposites
• Common domain
• Common difference

Tags

CCSS.HSF.BF.A.2

Select the explicit rule that represents the sequence.

• 14(-3)(n - 1)
• 3 + (n - 1)(14)
• 14 + (n - 1)(-3)
• -3 + (n - 1)(14)

Tags

CCSS.HSF.BF.A.2