Arithmetic Sequence Part 2

Find the common difference: -34, -29, -24, -19, ...

• d = -5
• d = 5
• d = -6
• d = 6

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 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 next three terms in the arithmetic sequence: -3, -8, -13, -18, ...

• -20, -24, -28
• -21, -25, -29
• -23, -28, -33
• -24, -29, -32

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 recursive formula for -12, -22, -32, -42,...

• $a_n=a_{\left(n-1\right)}+10$
  $a_1=-12$
  

• $a_n=a_{\left(n-1\right)}+11$
  $a_1=-14$
  

• $a_n=a_{\left(n-1\right)}+11$
  $a_1=-12$
  

• $a_n=a_{\left(n-1\right)}-10$
  $a_1=-12$
  

Tags

CCSS.HSF.BF.A.2

Write the recursive formula for 32, 36, 40, 44, ...

• $f\left(1\right)=28$
  $f\left(n\right)=f\left(n-1\right)-4$
  

• $f\left(1\right)=32$
  $f\left(n\right)=f\left(n-1\right)+4$
  

• $f\left(1\right)=32$
  $f\left(n\right)=f\left(n-1\right)-4$

• $f\left(1\right)=24$
  $f\left(n\right)=f\left(n-1\right)-4$

Tags

CCSS.HSF.IF.A.3

What is the  $a_6$   of the sequence with the recursive rule

 $a_n=a_{\left(n-1\right)}+10$  and  $a_1=-40$  ?

Tags

CCSS.HSF.BF.A.2

What is the  $f\left(7\right)$   of the sequence with the recursive rule  $f\left(n\right)=f\left(n-1\right)-12$   and  $f\left(1\right)=-6$  ?

Tags

CCSS.HSF.IF.A.3

Write the explicit formula for 37, 31, 25, 19, ... without simplifying.

• $a_n=37+-6\left(n-1\right)$

• $a_n=30+-7\left(n-1\right)$

• $a_n=37+6\left(n-1\right)$

• $a_n=37+-7\left(n-1\right)$

Tags

CCSS.HSF.BF.A.2