Geometric Sequences

Geometric Sequences

9th - 12th Grade

6 Qs

quiz-placeholder

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Geometric Sequences

Geometric Sequences

Assessment

Quiz

Mathematics

9th - 12th Grade

Easy

CCSS
HSF.BF.A.2

Standards-aligned

Created by

Wanda Spottswood

Used 6+ times

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6 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Is the sequence 7, 9, 12, 16,... geometric or arithmetic?

arithmetic

geometric

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Find the common ratio: 4, -16, 64, -256, ...

r = -4
r = 2
r = -2
r = 4

Tags

CCSS.HSF.BF.A.2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Find the common ratio: -3, -9, -27, -81, ...

r = 6
r = -6
r = 3
r = -3

Tags

CCSS.HSF.BF.A.2

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the explicit rule for the sequence:

11, 22, 44, 88...

an = 2(11)n

an = 11x2

an = 11(2)n

Tags

CCSS.HSF.BF.A.2

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the 7 term for the rule:

f(n) = 3(0.8)n

0.786

0.629

14.4

2.4

Tags

CCSS.HSF.BF.A.2

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Given the recursive formula, find the first four terms:

an = an-1⋅-3

a1 = 45

45, -135, 405, -1215

-45, -135, -405, -1215

45, 135, 405, 1215

45, 42, 39, 36

Tags

CCSS.HSF.BF.A.2

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