Sequences Review

Find the next three terms in the arithmetic sequence: -33, -24, -15, -6, ...

• -1, 7, 15
• -5, 2, 9
• 3, 12, 21
• -65, -73, -81

Tags

CCSS.HSF.BF.A.2

Find the a₃₅ in the arithmetic sequence: -10, -14, -18, -22, ...

• -216

• -148

• -146

• -150

Tags

CCSS.HSF.BF.A.2

Find a₂₆ term in the arithmetic sequence: -15, -35, -55, -75, ...

• -515

• -490

• -535

• 460

Tags

CCSS.HSF.BF.A.2

Find the 25th term of the arithmetic sequence if the first term is 5 and the sequence is increasing by 1/2.

• 18

• 17

• 15

• 14

Tags

CCSS.HSF.BF.A.2

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

• 8
• 11
• -11
• -8

Tags

CCSS.HSF.BF.A.2

Find the missing terms in this arithmetic sequence?

5, __, __, 26

• 11,20

• 13,23

• 9,29

• 12,19

Tags

CCSS.HSF.BF.A.2

Given the sequence:

25, 21, 17, 13,...

Write the explicit equation that models the sequence.

• a_n = 25 - 4(n - 1)

• a_n = 25 + 4(n + 1)

• a_n = 25(-4)^n-1

• a_n = -4 + 25(n - 1)

Tags

CCSS.HSF.BF.A.2

Given a_n=12+6(n-1), find a₂₀.

• a₂₀=132

• a₂₀=126

• a₂₀=138

• a₂₀=342

Tags

CCSS.HSF.BF.A.2

Write an arithmetic formula given a₆=30 and a₁₄=54.

• a_n=15-3(n-1)

• a_n=15+3(n-1)

• a_n=3+15(n-1)

• a_n=15(3)^n-1

Tags

CCSS.HSF.BF.A.2

Given a₄=24 and a₁₇=63, find a_1.

• a₁=12

• a₁=18

• a₁=15

• a₁=21

Tags

CCSS.HSF.BF.A.2