Arithmetic Sequences Review

Check the correct responses.
In the explicit formula y=mx+b

m = _______ and b = ________.

• m = start or beginning

• m = pattern or common difference

• b = start or beginning

• b = pattern or common difference

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Find the 5th value?

(a)  

Tags

CCSS.HSF.BF.A.2

In the recursive formula, the blanks should inlcude

a₀ = _______ and a_n = a_n-1 ___________.

• a_n = a_n-1 pattern or common difference

• a₀ = pattern or common difference

• a_n = a_n-1 start or beginning

• a₀ = start or beginning

Tags

CCSS.HSF.IF.A.3

Which explicit equation represents the data in this table?

• y = -16x-8

• y = 8x+0

• y = -8x-16

• a_n = a_n-1 - 8

Find f(-6) if f(n)= -3n + 6 and g(n)= n - 4

• g(6) = 2

• f(-6) = -10

• f(-6) = -12

• f(-6) = 24

Tags

CCSS.HSF.IF.A.2

What is needed to write a recursive and explicit function?

Tags

CCSS.HSF.BF.A.2

Choose the correct recursive equation.

• a₀ = -7

  a_n = a_n-1 + 9

• a₀ = -16

  a_n = a_n-1 + 9

• y = 9x -7

• y = 9x - 16

Tags

CCSS.HSF.IF.A.3

Find g(-7) if f(n)= -3n + 6 and g(n)= n - 4

• g(-7) = -3

• f(-7) = 27

• g(-7) = 3

• g(-7) = -11

Tags

CCSS.HSF.IF.A.2

Write a recursive function for the following sequence. Note: The first number is the 1st term.

4, 1 , -2, -5, -8,...

• a₀ = 4

  a_n = a_n-1 - 3

• a₀ = 7

  a_n = a_n-1 -3

• a₀ = 7

  a_n = a_n-1 + 3

• y = 3x - 4

Tags

CCSS.HSF.IF.A.3

Check the boxes that give the missing terms AND the common difference.

1.5, -2.5, _______, ________ , -14.5

• common difference = +1

• -6.5, -10.5

• common difference = -4

• -3.5, -4.5

Tags

CCSS.HSF.BF.A.2