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The function that represents the depreciation value of Rhonda's car is [tex]$C(t) = 25,000(0.751)^t$[/tex].

What was the initial value of Rhonda's car at the moment she bought it?

A. \[tex]$25,001
B. \$[/tex]2,500
C. \[tex]$25,000
D. \$[/tex]18,775


Sagot :

To determine the initial value of Rhonda's car at the moment she bought it, we need to consider the given depreciation function [tex]\( C(t) = 25,000 \cdot (0.751)^t \)[/tex].

This function describes how the value of the car decreases over time, where:
- [tex]\( C(t) \)[/tex] is the value of the car at time [tex]\( t \)[/tex]
- [tex]\( 25,000 \)[/tex] is the coefficient which represents the initial value of the car
- [tex]\( 0.751 \)[/tex] is the depreciation factor per unit of time [tex]\( t \)[/tex]
- [tex]\( t \)[/tex] is the time elapsed

The initial value of the car is given by the function when [tex]\( t = 0 \)[/tex]:

[tex]\[ C(0) = 25,000 \cdot (0.751)^0 \][/tex]

Any number raised to the power of zero is 1, so:

[tex]\[ C(0) = 25,000 \cdot 1 = 25,000 \][/tex]

Therefore, the initial value of Rhonda's car at the moment she bought it is \[tex]$25,000. The correct answer is: \[ \$[/tex] 25,000
\]