The population of a coty is 100,000 and the annual growth rate is 4.2%. Write an equation to model the population y after x years

Answers

Answer 1

Answer: [tex]1,00,000(1+0.042)^x[/tex]

Step-by-step explanation:

Given

The initial population of a city is [tex]P_o=1,00,000[/tex]

The annual growth rate is [tex]4.2\%[/tex]

after 1 year it is

[tex]\Rightarrow P_1=1,00,000+4.2\%\times 1,00,000\\\Rightarrow P_1=1,00,000(1+0.042)[/tex]

after 2 years, it is

[tex]\Rightarrow 1,00,000(1+0.042)+4.2\%\times 1,00,000(1+0.042)\\\Rightarrow 1,00,000(1+0.042)^2[/tex]

after x years it is

[tex]\Rightarrow P_x=1,00,000(1+0.042)^x[/tex]


Related Questions

Help me pls please pretty please help me

Answers

Answer:

[tex]3\frac{1}{4}[/tex] inches

Step-by-step explanation:

Height of the tallest conifer = [tex]9\frac{1}{2}[/tex] inches

Height of the shortest conifer = 6 + measure of one segment on the number line

Measure of one segment on the number line = [tex]\frac{6\frac{1}{2}-6}{2}[/tex]

                                                                           = [tex]\frac{\frac{1}{2}}{2}[/tex]

                                                                           = [tex]\frac{1}{4}[/tex]

Therefore, height of the shortest conifer = 6 + [tex]\frac{1}{4}[/tex]

                                                                    = [tex]6\frac{1}{4}[/tex]

Difference in tallest and shortest conifer = [tex]9\frac{1}{2}- 6\frac{1}{4}[/tex]

                                                                    = (9 - 6) + [tex](\frac{1}{2}- \frac{1}{4})[/tex]

                                                                    = 3 + [tex]\frac{1}{4}[/tex]

                                                                    = [tex]3\frac{1}{4}[/tex] inches

How tall, in cm, is 1 cup? Explain how you determined the height of 1 cup.​

Answers

Answer:

1 cup is 14 cm because if two cups is 16 and 4 cups is 20 then as cups stack 2 cm is added from each cup. To get to 20 from 16 its 4 cm.

Step-by-step explanation:

Please help! I will mark brainliest!

Answers

Answer:

Area = 48 square units

Step-by-step explanation:

You're welcome :)

algebraic inverse proportion
y is inversely proportional to x.
When y=30, x=3
Work out y when x=6

Answers

Answer: tell me if i am wrong

yx = k, where k is a real constant.

When y = 30, x = 3.

=> k = (30)(3) = 90.

Hence when y = 6, x = k/y = (90)/(6) = 15.

Step-by-step explanation:

10. Please help me with this question

Answers

Answer:

9

Step-by-step explanation:

because 1 is one hour and the first line across is 5 so it it is not 6 miles so it has to be 9 miles she rode

When he was measuring herbs on his balance scale, Neville placed a 1/2 gram weight, then a 1/5 gram weight, and finally a 1/8 gram weight before the scale balanced. How much did his herbs weigh?

Answers

Answer:  [tex]\dfrac{33}{40}\ gm[/tex]

Step-by-step explanation:

Given

Neville place three weights in the sequence

[tex]\dfrac{1}{2}\ gm,\dfrac{1}{5}\ gm,\dfrac{1}{8}\ gm[/tex]

The total weight of the three weights is

[tex]\Rightarrow \dfrac{1}{2}+\dfrac{1}{5}+\dfrac{1}{8}=\dfrac{20+8+5}{40}\\\\\Rightarrow \dfrac{33}{40}\ gm[/tex]

Thus, herbs weigh  [tex]\frac{33}{40}\ gm[/tex]

what is it m + 5 = 8.9 solve for the​

Answers

Answer:

3.9

Step-by-step explanation:

m+5=8.9

m=8.9-5

m=3.9

help help mEEEEEEEEEEEE PLEASE PLEASE

Answers

Answer:

The length is 12

Step-by-step explanation:

rectangle = 2w + 2l

Substitute 15 with w

2l + 2(15) = 54

Multiple

2l + 30 = 54

Subtract 30 from both side

2l = 24

divide by 2

l = 12

Evaluate (x^3-x^2-3x+8)+(2x^3+3x^2+x-7)

Answers

*☆*――*☆*――*☆*――*☆*――*☆*――*☆*――*☆*――*☆**☆*――*☆*――*☆*――*☆

Answer: 3x^3+2x^2-2x+1

Explanation:

x^3 + 2x^3 - x^2 + 3x^2 -3x + x + 8 - 7 = 3x^3+2x^2-2x+1

I hope this helped!

<!> Brainliest is appreciated! <!>

- Zack Slocum

*☆*――*☆*――*☆*――*☆*――*☆*――*☆*――*☆*――*☆**☆*――*☆*――*☆*――*☆

given 4p = 18-5q. Calculate

i) value when q is 2
ii) value when p is 2​

Answers

Answer:

i). 2    ii). 2

Step-by-step explanation:

i). 4p = 18 - 5(2)

4p = 18 - 10

4p = 8

p = 2

ii). 4(2) = 18 - 5q

8 = 18 - 5q

-10 = - 5q

q = 2

Reggie pays $982.27 each month to rent an apartment. How much will it cost him to rent the apartment for one year?

Answers

Answer:

11787.24

Step-by-step explanation: If it costs 982.27 each month, multiply that number times 12 to equal a full year to get your answer.

find the gradient of a line that is perpendicular to 8y+4x=5​

Answers

Answer:

gradient = 2

Step-by-step explanation:

The equation of a line in slope- intercept form is

y = mx + c ( m is the slope (gradient) and c the y- intercept )

Given

8y + 4x = 5 ( subtract 4x from both sides )

8y = - 4x + 5 ( divide the terms by 8 )

y = - [tex]\frac{1}{2}[/tex] x + [tex]\frac{5}{8}[/tex] ← in slope- intercept form

with gradient = - [tex]\frac{1}{2}[/tex]

Given a line with gradient m then the gradient of a line perpendicular to it is

[tex]m_{perpendicular}[/tex] = - [tex]\frac{1}{m}[/tex] = - [tex]\frac{1}{-\frac{1}{2} }[/tex] = 2

2 is the gradient of a line that is perpendicular to 8y+4x=5​

What is slope of Line?

The slope of the line is the ratio of the rise to the run, or rise divided by the run. It describes the steepness of line in the coordinate plane

The slope of line can also be called ad gradient of a line.

The standard form of line or slope intercept form of a line is given by

y=mx+c

where m is the slope of line and c is the y intercept.

The given equation of line is  8y+4x=5​

We need to convert the equation of line to Slope intercept form

8y=5-4x

Divide both sides by 8

y=5/8-4/8x

y=-1/2x+5/8

So m is -1/2.

Two lines are said to be perpendicular if m₁m₂ =-1

if m₁=-1/2

then we need to calculate m₂

-1/2m₂=-1

m₂=2

Hence gradient of a line that is perpendicular to 8y+4x=5​ is 2.

To learn more on slope of line click:

https://brainly.com/question/14511992

#SPJ2

Help me please I suck at this

Answers

Answer:

Radius is 4.2

Diameter is 8.4

Step-by-step explanation:

diameterd=2r

d=2×4.2

d=8.4

Plz mark as brainllest

Answer:

The answer for radius is 4.2 cm. The answer for diameter is 8.4 cm.

Step-by-step explanation:

If the line cuts halfway through the middle it is a radius, as you can see there. It says 4.2 cm, so that's your radius. If the line is straight through the circle and not cut in half then it is a diameter. The radius is half of the diameter. So if you add 4.2 or multiply 4.2x2 then you get 8.4 which is your diameter.

If a polynomial has two factors: It will either have two zeros or the same zero twice.

True or false

Answers

It is False. a polynomial cannot have more than one zero.

Use
I
=
P
R
T
I=PRT to find the total amount in the savings account. Type in "money form".



$350.00 at 6.2% for 2 years

Answers

Answer:

43.4

Step-by-step explanation:

Can someone help me thanks you

Answers

Answer:

Step-by-step explanation:

M = sum of the terms / number of the terms

1. Mean = 145/5 = 29

Option A is the correct answer

2. Mean = 35 /5 = 7

Option B is the correct answer

Answer:

1. 29 (A) 2. 7 (B)

Step-by-step explanation:

1. 2+57+38+42+6 = 145

145/5 = 29

2. 4+9+7+10+5 = 35

35/5 = 7

help pleaaseee rons of points and brainliest just need help.​

Answers

Since both equations equal y they need to equal each other.

2x - 5 = -3x + 10

Add 3x to both sides:

5x -5 = 10

Add 5 to both sides

5x = 15

Divide both sides by 5

X = 3

Now solve for y by replacing x with 3:

Y = 2(3)-5 = 6-5 = 1

Y = -3(3)+ 10 = -9+ 10 = 1

Check: replace y with 1 and solve for x:

1 = 2x -5

Add 5 to both sides

6 = 2x

Divide both sides by 2

X = 3 ( True)

what is the slope of a line parallel to the line whose equation is y=2/3x+7 fully simplify your answer

Answers

Answer:

2/3

Step-by-step explanation:

When a line is parallel to another, it means that there are never going to be any solutions(they won't ever intersect each other.) To do so, the slope of the lines have to be the same. It doesn't matter what the y-intercept is.

So the slope of the second line is going to be the same as the first line: 2/3

Find the surface area of a pringles can that has a radius of 1.6 inches and a height of 9.8 inches. (Find the WHOLE surface area, including the top cover.

Answers

Answer:

10.55

Step-by-step explanation:

pls answer asap no wrong answers pls

Answers

Answer:

401.92

Step-by-step explanation:

The formula used the calculate the volume of a cylinder is

πr^2h

π= 3.14

H= 8

r= 4

Volume= 3.14 × 4^2 × 8

= 3.14 × 16×8

= 401.92

Hence the volume is 401.92

Write an equation for esch line in Slope Intercept Form

Answers

Answer:

Step-by-step explanation:

Y intercept is at  (0,1) so b=1

slope is go 4 down 1 right so slope is -4

Equation is

-4x+1=y

Which three side lengths will NOT form a triangle?
a- 4cm, 2cm, 8cm
b- 5in, 8in, 4in
c- 2ft, 3ft, 6ft
d- 5m, 2m, 4m

Answers

Answer:

i believe it's A bc 8 cm is too long to reach 4 cm

please answer(46 points).Question=9a+1≥19

Answers

Answer:
a>=2

Step by step:
9a+1>=19
9a>=18
a>=18/2

a>=2

Suppose you have a bag 40 marbles and 20 of them are white if you choose a marble without looking the pribability that you choose a white marble is 20/40 describe the probability

Answers

Answer:

0.5

Step-by-step explanation:

If there are twenty white marbles in a bag of 40, then the chances of drawing a white marble is 20/40, or 0.5:  one chance in two of drawing white.

Help me pls I’m so confused

Answers

Answer:

(2u+8)(2u+10) inches^2=4u^2+36u+80 inches^2

Step-by-step explanation:

I don't know what the options are. But I'll try to help you anyway. Is that variable for the width of the frame... u? We'll just use u.

So the area of a rectangle is found using length* width. To find the combined area of the mat and the photo, we need the combined length and the combined width.

combined length=u+8+u

(Think of it from the top to the bottom: the top strip has a length of u inches, 8 is given, and the bottom strip is also u inches long.) You can simplify it to get 2u+8 inches.

combined width=u+10+u=2u+10 inches

To find the area, you need to multiply these dimensions.

(2u+8)(2u+10) inches^2

I think this would be your answer for Part B, because it's factored.

I think for Part A, you need to multiply it all out.

=2u(2u+10) + 8(2u+10)

=4u^2+20u + 16u+80

=4u^2+36u+80 inches^2

Hope I could help you!

Find the area of the parallelogram.

Answers

Answer:

Area of Parallelogram = B (base) x H (height)

The height = 35 in.

The base = 38 in.

Area = 35 in. x 38 in.

Area = 1330 in.^2   (1330 inches squared)

Answer: 1330

Step-by-step explanation:

Area = Base · Height

Base = 38

Height = 35

38 · 35 = 1330

Therefore

Area = 1330

Can someone help plss :)

Answers

Answer:

[tex] l(\widehat {KM}) = 15.07 \: units[/tex]

Step-by-step explanation:

[tex] Central\: angle \:(\theta) = 96\degree [/tex]

Radius (r) = 9 units

[tex]l(\widehat {KM}) = \frac{ \theta}{360 \degree} \times 2\pi r \\ \\ l(\widehat {KM}) = \frac{96 \degree}{360 \degree} \times 2 \times 3.14 \times 9 \\ \\ l(\widehat {KM}) = \frac{96 }{360} \times 2 \times 3.14 \times 9 \\ \\ l(\widehat {KM}) = \frac{5,425.92}{360}\\ \\ l(\widehat {KM}) = 15.072\\ \\ l(\widehat {KM}) = 15.07 \: units[/tex]

Find the measure of the interior angles.

Answers

Interior angles of a triangle should always add up to 180.
180-154=26
26-13=13
X=13
x = 13°

We know that the sum of the angles of a triangle is 180°.
So x + 13 + 154 = 180
x + 167 = 180
x = 13

George and Michelle each claimed to have the better recipe for chocolate chip cookies. They decided to conduct a study to determine whose cookies were really better. They baked a batch of cookies using their own recipe. George asked a random sample of his friends to taste his cookies and to complete a questionnaire on their quality. Michelle asked a random sample of her friends to complete the same questionnaire. For her cookies. They than compared the results. Which of the following statements about this study is false?
A. Because George and Michelle have a different population for friends, their sampling procedure makes it difficult to compare the recipes
B. Because George and Michelle each used only their own respective recipes, their cooking ability is confounded with the recipe quality
C. Because George and Michelle each used only the ovens in their houses, the recipe quality is confounded with the characteristics of the oven
D. Because George and Michelle used the same questionnaire, their results will generalize to the combined population of their friends
E. Because George and Michelle each baked one batch, there is no replication of the cookie recipes

Answers

The answer is letter D

Write the percent of free space on the computer as a decimal . Volume capacity free space%free space(c:)150GB 60GB 40%

Answers

Answer:

Here we know that:

Volume capacity = 150 GB

Free space = 60GB

Here we know that 150 GB represents the 100%, then which percentage represents the 60 GB of free space?

Well, we can write:

60 GB = X

150 GB = 100%

Now we can take the quotient between these two equations:

(60GB/150GB) = X/(100%)

Now we can solve this for X

(60GB/150GB)*(100%) = X = 0.4*100% = 40%

Answer:

there are right :)

Step-by-step explanation:

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Product A Product BA. 0 units 8,000 unitsB. 1,500 units 8,000 unitsC. 6,000 units 0 unitsD. 6,000 units 5,000 unitsE. 6,000 units 8,000 unitsA. Option A.B. Option B.C. Option C.D. Option D.E. 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Expected Output Call the paintJobCost function where the total square footage of the paint job is 1800. Square Footage Paint Required Paint Cost 16.07 gal $153.16 Labor Hours 128.57 hrs Labor Cost $4,500.00 Hazard Fee $11.49 TOTAL COST OF PAINT JOB $4,664.65 Call the paintjobCost function where the total square footage of the paint job is 2700. Square Footage Paint Required 2700 24.11 gal Paint Cost $253.12 Labor Hours 192.86 hrs Labor Cost $6,750.00 Hazard Fee $18.98 TOTAL COST OF PAINT JOB $7,022.11 Call the paintJobCost function where the total square footage of the paint job is 3200. Square Footage Paint Required Paint Cost 3200 28.57 gal $300.00 Labor Hours 228.57 hrs Labor Cost $8,000.00 Hazard Fee $22.50 TOTAL COST OF PAINT JOB $8,322.50 HELP ASAP!!!!!!!!!!!! iMODELING REAL LIFE You borrow $1300 to buy a telescope. What is the monthly payment?11.8% Simple InterestEqual monthlypayments for 2 years multiply out and simplify (x+5)(x-1)