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Mathematics

9th - 12th Grade

CCSS covered

Used 7+ times

Geometric Sequences Practice
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18 questions

Show all answers

1.

DROPDOWN QUESTION

1 min • 1 pt

A geometric sequence with

r>0

is​ a(n)​ (a)   function.

exponential
cubic
linear
quadratic

2.

DRAG AND DROP QUESTION

1 min • 1 pt

In order to find a common difference, we divide a term by the ​ (a)   term

previous
next

Tags

CCSS.HSF.BF.A.2

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which sequence is represented by the equation 2(7)n-1 ?

7, 14, 28, 56...
2, 14, 98, 686...
2, 9, 16, 23...
7,9,11,13...

Tags

CCSS.HSF.BF.A.2

4.

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

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Determine whether the sequence is arithmetic, geometric, or neither.

arithmetic
geometric
neither

Tags

CCSS.HSF.BF.A.2

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

A geometric sequence has a common ratio (r) of 3 and the 8th term (a8) is 13,122. What is the first term of the sequence (a1)?

3

6

18

2

Tags

CCSS.HSF.BF.A.2

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Find the first four terms of the sequence given the rule:
an = 4(5)n-1

20, 100, 500, 2500
5, 20, 80, 320
4, 20, 100, 500
4, 9, 14, 19

Tags

CCSS.HSF.BF.A.2

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