Given the following exponential function, identify whether the change represents growth or decay, and determine the percentage rate of increase or decrease.
y=21(0.97)^x
what is the % increase

Answers

Answer 1

Answer:

Step-by-step explanation:

As the number under the exponent is less than 1, this is a decay function.

y decreases by (1 - 0.97)100 = 3% for each unit increase in x

so the increase would be -3%


Related Questions

(-8,-5) after a translation right 1 units and down 5 units?

Answers

(-7,0), on a graph plot (-8,-5), from that point you’ll move right once, and go down 5

Repost
A group of tourists are on a three-day hiking trip. They hike ⅛ of the trail on the first day. On the second day, they hike 4/7 of the remaining distance. On the third day, they hike 1/3 of the remaining distance, plus the final 8 km. How many kilometers long is the trail?

Answers

Answer:

you told me to resolve this problem

Step-by-step explanation:

Answer:

9

Step-by-step explanation:

you add the thing then multipy it then do math!

Snow fell from 6:30 am to 11:00 am, accumulating at a constant rate. At 8:00 am, the snow was 8 inches deep. By 11:00 am, it was 20 inches deep. How much snow fell each hour? (Part one)

Answers

The answer to the first box would be 4

Answer:

4 for the first box

Step-by-step explanation:

Is ( - 1, 2) a solution of the system y > x and x + y > 0?
O No, because ( - 1, 2) is a solution to only one of these inequalities.
O Yes, because ( – 1, 2) is a solution to both inequalities.
O Yes, because ( - 1, 2) is the point of intersection of the two boundary lines of this system.
No, because ( – 1, 2) is not a solution to either inequality.

Answers

Answer:

Yes, because (-1,2) is a solution to both inequalities

Step-by-step explanation:

2>-1 so the first inequality is correct

-1+2>0 so the second inequality is correct

Write the ratio as a ratio of whole numbers using fractional notation.
45 days to 24 days
The ratio of 45 days to 24 days can be written in fractional form as
(Type the ratio as a simplified fraction.)

Answers

Answer:

15:8=15/8

Step-by-step explanation:

45:24=45/24

15/8=15:8

What determines whether a relationship
is proportional or not?

Answers

Answer:

When two ratios exhibit the same connection, they are said to be proportionate. Two ratios may be tested for proportionality by writing them as fractions and then reducing them to the smallest possible number. In this case, your ratios are proportionate since the reduced fractions are the same.

Step-by-step explanation:

Hope it helps:)


Logan is a great babysitter. He makes $9 an hour. Jeanette is an even better babysitter. She makes $16 an hour. Jeanette works 18 hours each week. How many
hours does Logan need to work in order to earn as much money as Jeanette earns in a week?

Answers

Answer:

18hx16money=288 dollars

Step-by-step explanation:

to ez and np

Answer:

32 hours a week

Step-by-step explanation:

First you have to find out how much Jeanette makes. You can do this by multiplying 16 x 18 since she makes $16 18 times a week. This gives you $288 that she makes each week.

Now to find how much Logan would have to work you take 288 and divide it by 9. You do this because you need to see how many times 9 goes into 288 to give you the amount of hours. When you divide you get 32.

Find the measure of <2

Answers

Answer:

<2 = 28°

Step-by-step explanation:

3y+ 53 = 7y -55 (Corresponding angles)

collect like terms

-4y= -108

y= 27°

3y-53 = 28

<2 =28° (Alternating angles ; 2 parallel lines)

(x + 1)(x - 1)
I dont understand this could any1 help me

Answers

Answer:

x^2-1

Step-by-step explanation:

you must use the distributive property

first you do x•x=x^2,

then you do x•1 and x•-1 to get x and -x and those cancel out,

the you do 1•-1=-1, then you put it together to get x^2-1

Step-by-step explanation:

It's a factored form of the quadratic equation

[tex] {x}^{2} - 1[/tex]

in the form of [tex] {ax}^{2} + bx + c[/tex]

in which a = 1, b = 0, c = 1.

Write an inequality to show: The population of China (p) is at least 1,000,000,000 people.
I'll try to mark brainiest

Answers

Answer:

p ≥ 1,000,000,000

Step-by-step explanation:

since it says "at-least" that is implying that, that is the estimate and there is most likely more people and it is not exactly 1,000,000,000 so we need to use ≥ to show that it could be greater than or equal to 1,000,000,000.

A long distance phone company charges a flat rate of $1.01 and then $0.09 for each minute. If
a call cost $9.56, how long did it last?

Answers

Answer:

30

Step-by-step explanation:

Answer:

95 minutes

Step-by-step explanation:

Deduct the flat rate from the total to see how much was spent on minutes

9.56 - 1.01 = 8.55

to get minutes divide that by the cost per minute

8.55/0.09 = 95

95 minutes

Graph the original function by indicating how the more basic function has ben shifted, reflected, stretched, or compressed

Answers

No la vuelta de la policía que no ha sido un policía que han dicho nada que ha dicho

1.Amulya is x years now. Write expressions for her age 5 years ago?

Take Sarita’s Age to be y years
a) What will be her age 5 years from now?
b) What was her age 3 years now?
c) Sarita’s grandfather is 6 times her age. What is the age of her grandfather?
d)Grandmother is 2 years younger than grandfather. What is his grandmother ’s age?
e) Sarita’s father’s is age is 5 years more than 3 times Sarita’s age. What is her father’s age?

Answers

Answer:

Step-by-step explanation:

1)    a = x - 5

a)   z = y + 5

b)  z = y - 3

c)   z = 6y

d)  z = 6y - 2

e) z = 3y + 5

Sociologists studying social mobility in the U.S. find that the probability that someone who began their career in the bottom 10% of earnings remains in the bottom 10% fifteen years later is 0.59. What is the probability that such a person moves to one of the higher income classes fifteen years later? (Use decimal notation. Give your answer as an exact number.)
probability:

Answers

Using probability of complementary events, it is found that there is a 0.41 probability that such a person moves to one of the higher income classes fifteen years later.

When two events are complementary, the sum of their probabilities are 1.

In this problem, either a person moves to a higher income class or they do not, hence, the events are complementary.

0.59 probability that a person does not move to a higher class.Hence, 1 - 0.59 = 0.41 probability that such a person moves to one of the higher income classes fifteen years later.

A similar problem is given at https://brainly.com/question/24084986

Solve for B -(12 x 2) x (-6) = -12 x (2 x b)
A. -6
B. 6
C. -12
D. 12

Answers

Answer:

Option A

Step-by-step explanation:

-(12 x 2) x (-6) = -12 x (2 x b)

=> -24 x -6 = -12 x 2b

=> 144 = -24b

=> b = -6

Hoped this helped.

What will be the velocity of a when it travels 300 min 30 second?with explanation.​

Answers

you know that velocity and speed have the same equation right? so v= d/t
300/30= 10m/s
hope it helps

If you see such unnecessary question like this, please report it. This person always asks others for bad things. Please report him. That's your responsibility as a polite Brainly User. Thank You !​

Answers

Answer:

You are right

Step-by-step explanation:

Have a nice day

Question 5 of 10
Which of the following rational functions is graphed below?
10 H
10
10
O A. F(x) =
FIX) *-*
X5
X1
B. Fx) = 6-14-5
(x - 1)(x-5)
c. F(X) = 1
D. F(X) = x+5
-
x + 1

Answers

We want to find the equation for the graphed rational function. Notice that the options are not given, so I will try to find the function only from the graph.

The function is:

[tex]f(x) = \frac{(x - 5)}{x - 1}[/tex]

How to analyze the graph of a rational function?

The first thing that we can see in the graph is that we have vertical asymptotes at x = 1.

The one in the positive side (of the x range) goes to negative infinity, while the other goes to positive infinity, then the equation will be something like:

[tex]f(x) = \frac{something}{x - 1}[/tex]

Such that the asymptotes are caused when the denominator is equal to zero.

We can see that we also have a horizontal asymptote at y = 1.

This means that, as x tends to infinity, our function will tend to 1, so we have something like:

[tex]f(x) = \frac{(x + b)}{x - 1}[/tex]

The horizontal asymptote is equal to the ratio of the leading coefficients when both polynomials have the same degree, like here, so we can take the two leading coefficients equal to 1, such that:

y = 1/1 = 1

To find the value of b, we evaluate the function in 0:

[tex]f(0) = \frac{b}{-1} = -b[/tex]

And if you look at the graph, you can see that at x = 0 we have:

f(0) = 5

then b = -5

So the function is:

[tex]f(x) = \frac{(x - 5)}{x - 1}[/tex]

If you want to learn more about rational functions, you can read:

https://brainly.com/question/1851758

help me due today it is mathematics

Answers

Answer:

Miranda is correct because the value 7 makes the equation equal

I am not sure what goes in the blanks, those are my best guesses.

Step-by-step explanation:

34 = 27 + p

7 = p

Hopefully this helps!

Brainliest please?

Which of the statements about the picture below are true? Check all that apply.

A. F is the circumcenter of the triangle.
B. F is the incenter of the triangle.
C. F is the point of concurrency of the perpendicular bisectors of the sides of the triangle.
D. F is the point of concurrency of the angle bisectors of the angles of the triangle.
E. F is equidistant from the angles of the triangle.
F. F is equidistant from the three sides of the triangle.

Answers

Answer:

Below

Step-by-step explanation:

The following are true:

B. F is the incenter.

D. F is the point of concurrency of the angle bisectors of the angles of the

F.    F is equidistant from the three sides of the triangle.

The following statements are true:

B. F is the incenter.

D. F is the point of concurrency of the angle bisectors of the angles of the

F. F is equidistant from the three sides of the triangle.

What is a Triangle?

Triangle is defined as a basic polygonal shape of a triangle that has three sides and three interior angles. It is one of the fundamental shapes in geometry and is represented by the symbol Δ. It has three connected vertices.

The circumcenter of a triangle is measured from the point at which the perpendicular bisectors of its sides cross.

The incenter of a triangle is the point at which the triangle's three internal angle bisectors meet.

Thus, the following statements are true:

B. F is the incenter.

D. F is the point of concurrency of the angle bisectors of the angles of the

F. F is equidistant from the three sides of the triangle.

Learn more about the triangles here:

https://brainly.com/question/17997149

#SPJ2

pleasle help with math problem

Answers

Answer: 12

I am not sure what you need help with exactly but

3 ÷ 1/4 = 12

Reason: 3 ×4/1 = 12 3×4= 12/1 take off the 1 and the answer is 12

why 4/1 you would find the reciprocal of 1/4 and the reciprocal of 1/4 is 4/1 or just 4 you dont need the 1 but if you cant handle your math problem without the 1 you can use it but always remember to take out the 1 in your final answer.

I really hopes this helps you.

The answer is 12


3/1/4=> 3/1 x 4/1
=12

How much force is required to accelerate a 4 kg mass at 6 m/s2

Answers

Answer:

is it 24 N?

as we know ....

force=mass * acceleration

force=4kg*6m/s2

hence force is 24N

The required Force = 24 N

What is Force?

The push or pull on an object with mass causes it to change its velocity.

Given that a body of 4 kg mass is accelerated at 6 m/s²

Force = ma

where m = mass and a = acceleration

F = 6*4 = 24 N

Hence, the Force required = 24 N

For more references on Force, click;

https://brainly.com/question/13191643

#SPJ2

Judy is looking to buy a textbook. The book normally costs $75.82, but it is on sale for 35% below
the regular cost. How much will the book cost before taxes if Judy is to buy it while it is on sale?
Round to the nearest cent.

Answers

Answer:

$49.28 is the sale cost.

Step-by-step explanation:

0.35 x 75.82 = 26.537

75.82 - 26.537

= 49.283 and round

The selling cost of the book will be equal to $49.28.

What is an expression?

The mathematical expression combines numerical variables and operations denoted by addition, subtraction, multiplication, and division signs.

Mathematical symbols can be used to represent numbers (constants), variables, operations, functions, brackets, punctuation, and grouping. They can also denote the logical syntax's operation order and other properties.

Given that Judy is looking to buy a textbook. The book normally costs $75.82, but it is on sale for 35% below the regular cost.

The selling cost of the book will be calculated as,

Selling Cost = 0.35 x 75.82 = 26.537

Selling Cost  = 75.82 - 26.537

Selling Cost  = 49.283

To know more about an expression follow

https://brainly.com/question/2222681

#SPJ2

What is 4% of 4% of 40,000? Show the working please.

Answers

Answer:

64

Step-by-step explanation:

4% of 40,000= 1,600

4% of 1600= 64

Answer:

64

Step-by-step explanation:

4% = 4/100=0.04

[tex](\frac{4}{100} )(\frac{4}{100} )(40000)=(0.04)(0.04)(40000)=64[/tex]

Hope this helps

Han rides his bike for 50 miles over 4 hours.How long will it take him to ride 75 miles?

Answers

Answer:

6 hours.

Step-by-step explanation:

This is directly proportional, meaning if you multiply one side by a number, you multiply the other side by the same number. For the ratio 50:4, you would have to multiply 1.5 to 50 to get 75 miles, so you would also have to multiply 4 by 1.5. This would get you 6 hours.

Witch is a correct name of the angle shown?

Answers

Answer:

CBA

Step-by-step explanation:

B is the middle n angles should be btn two lines ie AB and BC. so they had a common point B hence the joining occured at B

The answer for that is

Plz help me well mark brainliest! Only if correct!.

Answers

The answer is f hope this helps

Answer:

[tex]6(\frac{5}{6}x+\frac{2}{3}) =-9(6)[/tex][tex]5x- -58[/tex][tex]5x+4=-54[/tex]

Step-by-step explanation:

Hope this helps!

13. A stack of lumber contains the following: three 1" x 6" X 8' pieces of yellow pine. six 2" x 10" x 12' pieces of redwood. six 1" x 8" 10' pieces of fir. How many total board feet of lumber are in this stack? *


180 board ft

162 board ft

192 board ft

172 board ft

Answers

Answer:

Step-by-step explanation:

A board foot is 1 inch thick by 1 ft by 1 ft

(3) 1 x 6  8'  are already 1 inch thick ½ ft wide and 8 ft long

  3 x 1 x (6/12) x 8 = 12 board ft.

(6) 2" x 10" x 12'  are 2 thick x 10/12 ft wide by 12 ft long

  6 x 2 x (10/12) x 12 = 120 board ft.

(6)  1" x 8" x 10'

  6 x 1 x (8/12) x 10 = 40 board ft

12 + 120 + 40 = 172 board ft

reflect the quadrilateral graph on the x axis graph

is the X-axis reflection right?​

Answers

Answer:

Step-by-step explanation:

No . B'  (reflection of B) and C' (reflection of C) are in the right position,  but D' should be at  (4, 1) and A' should be at (-2,-4).

Ella needs to buy 43 party favors that cost $2.75 each. Estimate the total cost by rounding the number of favors to the nearest ten and cost of each favor to the nearest dollar

A. $118.25
B. $120
C.$129
D.$135

Answers

Answer:

b.$120

Step-by-step explanation:

Party Favors rounded= 40

Dollars rounded= 3

40x3= 120

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