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Finding Common Ratio and Common Difference

Authored by Barbara White

Mathematics

8th - 10th Grade

CCSS covered

Finding Common Ratio and Common Difference
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12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which kind of sequence has a common difference?

Arithmetic
Geometric

Tags

CCSS.HSF.BF.A.2

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which kind of sequence has a common ratio?

Arithmetic
Geometric

Tags

CCSS.HSF.BF.A.2

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which formula is used to find the explicit equation for geometric sequences?

an = a(n-1) + d
an = a(n-1) * r
an = a1 + d(n-1)
an = a1 * rn-1

Tags

CCSS.HSF.BF.A.2

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Identify whether the following sequence is Arithmetic or Geometric and identify the common ratio or difference:
 -14, -11, -8, -5, ... 

Arithmetic
Common Difference: 3
Arithmetic
Common Difference: -3
Geometric
Common Ratio: 4
Geometric 
Common Ratio: 3

Tags

CCSS.HSF.BF.A.2

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Identify whether the following sequence is Arithmetic or Geometric and identify the common ratio or difference:
97, 86, 75, 64, ...

Arithmetic
Common Difference: 8
Geometric
Common Ratio: -11
Arithmetic
Common Difference: -11
Geometric
Common Ratio: -8

Tags

CCSS.HSF.BF.A.2

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Identify whether the following sequence is Arithmetic or Geometric and identify the common ratio or difference:
256, 64, 16, 4,... 

Arithmetic
Common Difference: 4
Arithmetic 
Common Difference: 1/4
Geometric
Common Ratio: -4
Geometric 
Common Ratio: 1/4

Tags

CCSS.HSF.BF.A.2

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Identify whether the following sequence is Arithmetic or Geometric and identify the common ratio or difference:
-6, -18, -54...

Arithmetic
Common Difference: 3
Geometric
Common Ratio: -3
Arithmetic
Common Difference: 12
Geometric
Common Ratio: 3

Tags

CCSS.HSF.BF.A.2

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