Formulas for Geometric and Arithmetic Sequences

Formulas for Geometric and Arithmetic Sequences

11th Grade

27 Qs

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Formulas for Geometric and Arithmetic Sequences

Formulas for Geometric and Arithmetic Sequences

Assessment

Quiz

Mathematics

11th Grade

Practice Problem

Hard

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

Standards-aligned

Created by

Barbara White

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27 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Arithmetic, geometric, or neither?

4, 9, 14, 19, ...

Arithmetic

Geometric

Neither

Tags

CCSS.HSF.BF.A.2

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Arithmetic, geometric, or neither?

100, 50, 25, 12.5, ...

Arithmetic

Geometric

Neither

Tags

CCSS.HSF.BF.A.2

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Find the common difference:

25, 13, 1, -11, ...

12

-12

8

-8

Tags

CCSS.HSF.BF.A.2

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Find the common ratio:

2, 8, 32, 128, ...

1/4

4

1/6

6

Tags

CCSS.HSF.BF.A.2

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Find the next term:

100, 65, 30, -5...

20

-20

40

-40

Tags

CCSS.HSF.BF.A.2

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Create the formula for the geometric sequence:
-4, -16, -64, -256...

t= -4(4)n-1

t= -4(-4)n-1

t= 4(4)n-1

t= 4(4)n-1

Tags

CCSS.HSF.BF.A.2

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the formula for the sequence:

11, 22, 44, 88...

tn = 2(11)n-1

tn = 11 + 2(n-1t)

tn = 11(2)n-1

Tags

CCSS.HSF.LE.A.2

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