Piecewise Functions and Arithmetic Sequences

What is the common difference?

97, 86, 75, 64, ...

• d = 8

• d = 11

• d = -11

• d = -8

Is the sequence arithmetic?

37, 31, 25, 19, ...

• Yes

• No

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

Given the recursive formula, find the first four terms:

a₁ = -16

a_n = a_n-1 + 5

• -16, -21, -26, -31

• 5, -11, -27, -43

• -16, -80, -500, -200

• -16, -11, -6, -1

Is the following sequence arithmetic?
1, 4, 9, 16, ...

• YES
• NO

Tags

CCSS.HSF.BF.A.2

Write the recursive rule for the arithmetic sequence

82, 76, 70, 64, ...

• a₁=82; a_n = a_n-1 - 6

• a₁=64; a_n = a_n-1 - 6

• a₁=82; a_n = a_n-1 + 6

• a₁=64; a_n = a_n-1 + 6

Write the recursive rule for the arithmetic sequence

-49, -35, -21, -7, ...

• a₁= - 49; a_n = a_n-1 + 10

• a₁= - 7; a_n = a_n-1 + 14

• a₁= - 49; a_n = a_n-1 + 14

• a₁= - 49; a_n = a_n-1 - 14

What is the common difference?

-18, -23, -28, -33, ...

• d = -5

• d = 5

• d = -3

• d = 3

Find a₇.

15, 20, 25, 30, 35, ...

• 25

• 35

• 40

• 45

Tags

CCSS.HSF.BF.A.2

Find a₄.

9, 6, 3, 0, -3, ...

• 9

• 6

• 0

• -4

Tags

CCSS.HSF.BF.A.2