PLEASE HELP
Robin bought a computer for $1,250. It will depreciate, or decrease in value, by 10% each year that she owns it.

a) Is the sequence formed by the value at the beginning of each year arithmetic, geometric, or neither? Explain.

b) Write an explicit formula to represent the sequence.

c) Find the value of the computer at the beginning of the 6th year.

Question

PLEASE HELP
Robin bought a computer for $1,250. It will depreciate, or decrease in value, by 10% each year that she owns it. 

a) Is the sequence formed by the value at the beginning of each year arithmetic, geometric, or neither? Explain. 

b) Write an explicit formula to represent the sequence. 

c) Find the value of the computer at the beginning of the 6th year.

anonymous · Answer

probably a geometric. 

Arithmetic is when you have a common difference like

0 3  6   9   12

common difference of 3. It is not doing that here

anonymous · Answer

Geometric sequence goes
a for initial i guess
a, ar, ar^2, ar^3....