Answer:
The number is 623.
Step-by-step explanation:

<h3><u>The function that represents the price P of the car after x years is:</u></h3>

<em><u>Solution:</u></em>
<em><u>The decreasing function is given as:</u></em>

Where,
y is future value
a is initial value
r is decreasing rate in decimal
t is time period
From given,
a = 25000

number of years = x
future value = P
Therefore,

Thus the function is found
Answer:
1,3,9,27
Step-by-step explanation:
Answer:
A graphing calculator is more accurate than graphing by hand. If the slope and/or y-intercept is a fraction or decimal, it is more difficult to accurately graph by hand.
Step-by-step explanation: