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GEOMETRIC SEQUENCE

GEOMETRIC SEQUENCE

Assessment

Presentation

•

Mathematics

•

10th - 12th Grade

•

Practice Problem

•

Medium

Created by

Rhodora Guittap

Used 53+ times

FREE Resource

7 Slides • 15 Questions

1

GEOMETRIC SEQUENCE

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2

 GEOMETRIC SEQUENCE

Examples :
 2, 6, 18, 542,\ 6,\ 18,\ 54  , ...

 −1, −6, −36, −216-1,\ -6,\ -36,\ -216  

 12,14,18,116\frac{1}{2},\frac{1}{4},\frac{1}{8},\frac{1}{16}  

Slide image

3

GEOMETRIC SEQUENCE

Examples:

 2, 2, 2, 2,2,\ 2,\ 2,\ 2,  

 −2, 4, −8, 16, −32, ...-2,\ 4,\ -8,\ 16,\ -32,\ ...  


 100, 50, 25, ...100,\ 50,\ 25,\ ...  

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4

Multiple Choice

Determine whether the given sequence is geometric sequence.

3, 6, 9, 12, 15, ...

1

It is a geometric sequence.

2

It is not a geometric sequence.

5

Multiple Choice

Determine whether the given sequence is geometric sequence.

 −1, −5, −25, −125-1,\ -5,\ -25,\ -125  

1

It is a geometric sequence.

2

It is not a geometric sequence.

6

Multiple Choice

Determine whether the given sequence is geometric sequence.


 2, 8, 32,1282,\ 8,\ 32,128  

1

It is a geometric sequence.

2

It is not a geometric sequence.

7

Multiple Choice

Determine whether the given sequence is geometric sequence.


 −6, −4, −2, 0-6,\ -4,\ -2,\ 0  

1

It is a geometric sequence.

2

It is not a geometric sequence.

8

Multiple Choice

Determine whether the given sequence is geometric sequence.


3, 15, 75, 375

1

It is a geometric sequence.

2

It is not a geometric sequence.

9

GEOMETRIC SEQUENCE


 2, 6, 18, 54, ...2,\ 6,\ 18,\ 54,\ ...  

 r=62 ; r =186; r =5418r=\frac{6}{2}\ ;\ r\ =\frac{18}{6};\ r\ =\frac{54}{18}  

 r = 3r\ =\ 3  

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10

GEOMETRIC SEQUENCE


 −1, −6, −36, −216-1,\ -6,\ -36,\ -216  

 r=−6−1 ; r =−36−6; r =−216−36r=\frac{-6}{-1}\ ;\ r\ =\frac{-36}{-6};\ r\ =\frac{-216}{-36}  

 r = 6r\ =\ 6  

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11

GEOMETRIC SEQUENCE


 400, 200, 100, 50, 25400,\ 200,\ 100,\ 50,\ 25  

 r=200400 ; r =100200; r =50100r=\frac{200}{400}\ ;\ r\ =\frac{100}{200};\ r\ =\frac{50}{100}  

 r = 12r\ =\ \frac{1}{2}  

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12

Fill in the Blanks

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13

Fill in the Blanks

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14

Fill in the Blanks

Type answer...

15

Fill in the Blanks

Type answer...

16

Multiple Choice

Determine whether the sequence is an Arithmetic Sequence or a Geometric Sequence.

2, 4, 8, 16

1

GEOMETRIC SEQUENCE

2

ARITHMETIC SEQUENCE

17

Multiple Choice

Determine whether the sequence is an Arithmetic Sequence or a Geometric Sequence.

4, 10, 16, 22

1

GEOMETRIC SEQUENCE

2

ARITHMETIC SEQUENCE

18

Multiple Choice

Determine whether the sequence is an Arithmetic Sequence or a Geometric Sequence.

15,24,33,42,...

1

GEOMETRIC SEQUENCE

2

ARITHMETIC SEQUENCE

19

Multiple Choice

Determine whether the sequence is an Arithmetic Sequence or a Geometric Sequence.

 3, −6, 12, −24, ...3,\ -6,\ 12,\ -24,\ ...  

1

GEOMETRIC SEQUENCE

2

ARITHMETIC SEQUENCE

20

Multiple Choice

Determine whether the sequence is an Arithmetic Sequence or a Geometric Sequence.

 2, 1, 12,142,\ 1,\ \frac{1}{2},\frac{1}{4}  

1

GEOMETRIC SEQUENCE

2

ARITHMETIC SEQUENCE

21

Multiple Choice

Determine whether the sequence is an Arithmetic Sequence or a Geometric Sequence.

 2, 10, 50, 250, ...2,\ 10,\ 50,\ 250,\ ...  

1

GEOMETRIC SEQUENCE

2

ARITHMETIC SEQUENCE

22

THANK YOU!!!

GEOMETRIC SEQUENCE

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