Arithmetic and Geometric Sequences Formulas

Arithmetic and Geometric Sequences Formulas

9th Grade

15 Qs

quiz-placeholder

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Arithmetic and Geometric Sequences Formulas

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Assessment

Quiz

Mathematics

9th Grade

Hard

CCSS
HSF.BF.A.2, HSF.IF.A.3

Standards-aligned

Created by

Anthony Clark

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Create the explicit formula for the sequence: 2, 8, 14, ...

an=2+6n

an=-6+6n

an=6n-4

an=4-6n

Tags

CCSS.HSF.BF.A.2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Write a recursive formula for the following sequence:

10, 5, 0, -5,...

a1= 10

an= an-1 - 5

a1= 10

an= an-1 + 5

a1= 10

an= an (5)

a1= 10

an= an-1 (5)

Tags

CCSS.HSF.IF.A.3

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Sequence

Recursive Formula

Explicit Formula for an Arithmetic Sequence

Explicit Formula for a Geometric Sequence

Tags

CCSS.HSF.BF.A.2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Write the recursive formula for 6, 17, 28, 39, 50....

an=an-1+11
a1=6

an=an-1-4
a1=6

an=an-1+9
a1=6

an=an-1+6
a1=6

Tags

CCSS.HSF.BF.A.2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Create the explicit formula for the sequence:
2, 8, 14, ...
(Hint:  Write your formula and then simplify it.)

an=2+6n

an=-6+6n

an=6n-4

an=4-6n

Tags

CCSS.HSF.BF.A.2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

an = -3 - 30(n -1)

an = -3 + 30(n -1)

an = -30 - 3(n -1)

an = -30 + 3(n -1)

Tags

CCSS.HSF.BF.A.2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Given the sequence:
 25, 21, 17, 13,...
Write the explicit equation that models the sequence.  (Hint:  Simplify your equation.)

an = 4n + 29

an = -4n + 25

an = -4n + 29

an = 4n + 25

Tags

CCSS.HSF.BF.A.2

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