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andrezito [222]
2 years ago
10

The price of products may increase due to inflation and decrease due to depreciation. Derek is studying the change in the price

of two products, A and B, over time. The price f(x), in dollars, of product A after x years is represented by the function below: f(x) = 12500(0.91)*
Part A: Is the price of product A increasing or decreasing and by what percentage per year? Justify your answer. (4 points)

Part B: The table below shows the price f(t), in dollars, of product B after t years:

t (number of years) 1 2 3 4
f(t) (price in dollars) 12500 11500 10500 9500

Is Product B decreasing linearly or exponentially? Justify your answer. (3 points)

Part C: Which product will have the greater price 7 years from now. Justify your answer (3 points)​
Mathematics
1 answer:
Iteru [2.4K]2 years ago
6 0

Answer:

Do you have a picture of the graph...that would be really helpful

Step-by-step explanation:

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Anastasy [175]
answer= 2.21 x 10^-10
3 0
3 years ago
Describe the transformations of how the graph y=x^2 can be transformed into y= -1/5 (x-4)^2 + 2
Orlov [11]

Answer:

Reflected over the x-axis, vertically shrunk by a factor of 1/5, moved right 4 units and up 2 units.

Step-by-step explanation:

Parent Graph: f(x) = a(bx - h)² + k

<em>a </em>is vertical stretch (a > 1) or shrink (a < 1) and reflection over x-axis

<em>b</em> is horizontal stretch or shrink and reflection over y-axis

<em>h</em> is horizontal movement left (if positive) or right (if negative)

<em>k</em> is vertical movement up (if positive) or down (if negative)

Now that we have our rules, we simply apply it to y = -1/5(x - 4)² + 2

<em>a</em> = -1/5, so reflection over x-axis and vertical shrink of 1/5 (1/5 < 1)

Nothing has changed <em>b</em>, so no horizontal stretch/shrink

<em>h</em> = -4, so horizontal movement right 4 units

<em>k</em> = 2, so vertical movement up 2 units

8 0
3 years ago
What are three ordered pairs that have a proportional relationship
MaRussiya [10]
1-3
2-6
3-9 This is an example of porportional.

1-4
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7 0
3 years ago
What is the area of the shaded region?
USPshnik [31]

Answer:

Area of the whole rectangle = 11 x 12

= 132 cm^2

Area of the circle = πr^2

= 3.14 x 2 x 2

= 12.56 cm^2

Area of the shaded region = area of rectangle - area of circle

= 132 - 12.56

= 119.44 cm^2

Hope this helps!

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3 years ago
A $320 suit is marked down by 30%.
harkovskaia [24]

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224.00 it's a good deal

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