Arithmetic Sequences Review (2nd)

What is the common difference in the arithmetic sequence: 3, 7, 11, 15, ...?

• 6

• 8

• 2

• 4

Tags

CCSS.HSF.BF.A.2

Find the next term in the arithmetic sequence: 2, 5, 8, 11, ...?

• 14

• 17

• 23

• 20

Tags

CCSS.HSF.BF.A.2

Given the first term (a₁) as 4 and the common difference (d) as 3, write the explicit formula for the arithmetic sequence.

• an = 4 + (n-1)2

• an = 4 + (n-1)3

• an = 4 + (n-1)4

• an = 4 + (n+1)3

Tags

CCSS.HSF.BF.A.2

What is the common difference in the arithmetic sequence: 10, 7, 4, 1, ...?

• 5

• -3

• -2

• 0

Tags

CCSS.HSF.BF.A.2

Find the next term in the arithmetic sequence: 12, 9, 6, 3, ...?

• -3

• 5

• 1

• 0

Tags

CCSS.HSF.BF.A.2

Given the first term (a₁) as -3 and the common difference (d) as 4, write the explicit formula for the arithmetic sequence.

• an = -3 + 4(n-1)

• an = -3 - 4(n-1)

• an = -3 + 4n

• an = -3 - 4n

Tags

CCSS.HSF.BF.A.2

Given the first term (a₁) as 6 and the common difference (d) as -2, write the explicit formula for the arithmetic sequence.

• an = 6 - 2(n-1)

• an = 6 + 2(n-1)

• an = 6 - 2n

• an = 6 + 2n

Tags

CCSS.HSF.BF.A.2

Find the explicit formula:
-3, -33, -63, -93, ...

• a_n = -3 - 30(n -1)
• a_n = -3 + 30(n -1)
• a_n = -30 - 3(n -1)
• a_n = -30 + 3(n -1)

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 the explicit formula:
-23, -16, -9, -2, ...

• a_n = -23 + 7(n -1)
• a_n = -23 - 7(n -1)
• a_n = 7 - 23(n -1)
• a_n = 7 + 23(n -1)

Tags

CCSS.HSF.BF.A.2