AnswersHigh School Math 2 AReflections of Exponential Functions

Geometric Sequences Answers

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B =

A
64
B
128
C
256
D
512
5

C =

A
64
B
128
C
256
D
512
6

The explicit formula for the geometric sequence is . What is the common ratio and recursive formula for this sequence?

Question illustration
A
3; f(x + 1) = 3(f(x))
B
−3; f(x + 1) = −3(f(x))
C
3; f(x + 1) = (f(x))
D
−3; f(x + 1) = (f(x))
7

Which sequences are geometric sequences? Check all that apply. 4, 2, 1, ,,...−2, 3, −4, 5, −6, … 2, 6, 18, 54, 162, … −4, −16, −64, −256, …−2, −4, −12, −48, −240, …

Question illustration
A
4, 2, 1, ,,...
B
−2, 3, −4, 5, −6, …
C
2, 6, 18, 54, 162, …
D
−4, −16, −64, −256, …
E
−2, −4, −12, −48, −240, …
8

The domain of the sequence is the set of .

A
all real numbers
B
integers
C
natural numbers
11

The explicit formula for the geometric sequence is . What is the common ratio and recursive formula for this sequence?

Question illustration
A
3; f(x + 1) = 3(f(x))
B
−3; f(x + 1) = −3(f(x))
C
3; f(x + 1) = (f(x))
D
−3; f(x + 1) = (f(x))
12

Which sequences are geometric sequences? Check all that apply. 4, 2, 1, [image 1] , [image 2] ,...−2, 3, −4, 5, −6, … 2, 6, 18, 54, 162, … −4, −16, −64, −256, …−2, −4, −12, −48, −240, …

Question illustration
A
4, 2, 1, [image 1] , [image 2] ,...
Option A
B
−2, 3, −4, 5, −6, …
C
2, 6, 18, 54, 162, …
D
−4, −16, −64, −256, …
E
−2, −4, −12, −48, −240, …
13

The domain of the sequence is the set of .

A
all real numbers
B
integers
C
natural numbers

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