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mariarad [96]
2 years ago
5

Recursive formula for a geometric sequence with a starting value of 8 and a common ratio of 5

Mathematics
1 answer:
Alexxx [7]2 years ago
5 0
a_2=5a_1
a_3=5a_2
a_4=5a_3
...
a_n=5a_{n-1}

So the recursive formula is

\begin{cases}a_1=8\\a_n=5a_{n-1}&\text{for }n>1\end{cases}
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90

Step-by-step explanation:

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You buy a house for $230,000. It depreciates 3% per year. How much is it worth in 5 years?
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3 years ago
A house blueprint has a scale of 1 in. : 4 ft. The length and width of each room in the actual house are shown in the table. Com
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We know that
scale------------> 1 in/4 ft
[blueprint]=scale*[actual]

Part 1) <span> Living room 
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width (8 ft) ----------------> </span>[blueprint]=(1/4)*8=2 in

Part 2) Kitchen   
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width (16 ft) ----------------> [blueprint]=(1/4)*16=4 in

Part 3) Office   
length (8 ft)  -------------> [blueprint]=(1/4)*8=2 in
width (16 ft) ----------------> [blueprint]=(1/4)*16=4 in

Part 4) Bedroom 1   
length (8 ft)  -------------> [blueprint]=(1/4)*8=2 in
width (16 ft) ----------------> [blueprint]=(1/4)*16=4 in

Part 5) Bedroom 2   
length (20 ft)  -------------> [blueprint]=(1/4)*20=5 in
width (20 ft) ----------------> [blueprint]=(1/4)*20=5 in

Part 6) <span>Bathroom</span>   
length (6 ft)  -------------> [blueprint]=(1/4)*6=1.5 in
width (8 ft) ----------------> [blueprint]=(1/4)*8=2 in

see the attached figure to view the table

3 0
3 years ago
Read 2 more answers
I don’t know how to do this
lina2011 [118]
What is the question you need help on?
3 0
2 years ago
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