help meeeeeeeeeeeeeeeeeeeeeeeeeee pleaseeeeeeeeeeeeeeeeeeeeee!!!!!

Help Meeeeeeeeeeeeeeeeeeeeeeeeeee Pleaseeeeeeeeeeeeeeeeeeeeee!!!!!

Answers

Answer 1

Answer:

a.) The population is years measured after 2000 so 2000 is 0. Any number to the 0 power is 1 so the population is 18.5 (million).

b.) after 8.4 years, so 2008

Step-by-step explanation:

b.) 26.6 = [tex]18.5e^{0.1708t}[/tex]

1.43783784 ≈ [tex]e^{0.1708t}[/tex]

ln 1.43783784= 0.1708t

t=8.4... years


Related Questions

a) Work out the minimum number of dogs that could have a mass of more than 24kg}
b) Work out the maximum number of dogs that could have a mass of more than 24kg

Answers

The minimum number of dogs 24kg is 6 and the maximum number of dogs is 18    

Maximum and Minimum:

The highest amount or value or number that may be obtained or reached or can be counted is the Maximum value                              

The least amount or value or number that may be admitted or reached or can be counted is the Minimum value            

Here we have a table  

Which represents the masses of various dogs

Mass (x) kg          frequency  

0 ≤ x < 10                    2

10 ≤ x < 20                  7

20 ≤ x < 30                12

30 ≤ x < 40                 6      

Here the mass of dogs is represented in class intervals

a) The minimum number of dogs with a mass of more than 24kg.

From the given table,

24 kg will lie in class intervals 20 ≤ x < 30, and 30 ≤ x < 40                      

In class interval 20 ≤ x < 30, there is a possibility that the mass of dag will be less than 24 kg since it started from 20 kg and is up to 30 kg  

In class interval 30 ≤ x < 40, there is no possibility that the mass will be less than 24 kg since it started from 30 kg and is up to 40 kg

So The minimum number of dogs that have a mass of more than 24kg the frequency of class interval 30 ≤ x < 40

Therefore,

The minimum number of dogs with a mass of more than 24kg is 6

b) The maximum number of dogs that have a mass of more than 24kg.

To get the maximum number of dogs we need to take the class interval of 20 ≤ x < 30 as in this the mass could be more than 24 kg.

And in class 30 ≤ x < 40 the mass will be more than 24 kg.

Thus, the Maximum number of dogs with more than 24 kg = 12 + 6 = 18

Therefore,

The maximum number of dogs with a mass of than 24kg is 18    

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Writing Equations of lines

Write the equation of each line with the given information

through: (-3, 4) and (-5, -1)

Answers

Answer:

y = 5/2x + 11.5

Step-by-step explanation:

(-3, 4) (-5, -1)

m = -1-4/ -5+3

m = -5 / -2

m = 5/2

y = 5/2x + b

-1 = 5/2(-5) + b

-1 = -12.5 + b

b = 11.5

y = 5/2x + 11.5

Answer:

y-y1=y2-y1/x2-x1(x-x1)

y-4= (-1-4/-5+3) (x+3)

y-4= -5/-2(x+3)

y=5/2x+15/2+4

y=5/2x+15+8/2

y=5/2x+23/2

8. What is the equation of the function shown in the graph?
Yaxs
B.
C.
y=-3x
y=3x
y= x
y=-3x
Xanl

Answers

The equation of the given function is y = -1/3 x. By using the points through which the line passing through, we can find its equation. Option A is correct.

What is the formula for finding the equation of a line passing through two points?

The equation of the line passing through two points such as (x1, y1) and (x2, y2) is

y - y1 = [(y2 - y1)/(x2 - x1)] × (x - x1)

Calculation:

From the given graph, the line is passing through the points (0, 0), (-3, 1), and (3, -1).

The equation of the line passing through (-3, 1) and (3, -1) is

y - y1 = [(y2 - y1)/(x2 - x1)] × (x - x1)

⇒ y - 1 = (-1 - 1)/(3 + 3) × (x + 3)

⇒ y - 1 = -2/6 (x + 3)

⇒ y - 1 = -1/3 (x + 3)

⇒ 3y - 3 = -x - 3

⇒ 3y = -x

⇒ y = -1/3 x

So, option A is correct.

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If BD bisects AC and AC bisects BD, is AABE^ ACDE? Explain.
Yes; the triangles are congruent by SSS.
Yes; the triangles are congruent by ASA.
Yes; the triangles are congruent by SAS
NO; the triangles are not congruent.

Answers

Yes; the triangles are congruent by SAS.

What is triangle ?

A polygon with three edges and three vertices is called a triangle. It is one of the fundamental geometric shapes. Triangle ABC is the designation for a triangle with vertices A, B, and C. In Euclidean geometry, any three points that are not collinear produce a distinct triangle and a distinct plane.

A triangle is a 3-sided polygon that is occasionally (though not frequently) referred to as the trigon. There are three sides and three angles in every triangle, some of which may be the same.

AC and BD bisects one another

AE = CE --- Side

and

BE = DE --- Side

When both lines bisect one another, they form a pair of vertical angles  and

When we apply the theorem of vertical angles to this, we have that:

∠AEB = ∠CED   --- Angle

At this point, we have established:

Two sides of ABE and CDE are congruent and One angle in each of ABE and CDE are also congruent

Hence, the triangles are congruent by SAS.

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Write an equation in slope-intercept form of the line that passes through (-2,-7) and (-1,6)

Answers

y = 13x + 18
1. Find the slope of the two points. 6-(-7) is 13 and -1 -(-2) is 1, so the slope is 13/1.

2. Write the equation in point slope form.
y - y1 = m(x - x1)
y - 6 = 13(x -(-1)

3. Use distributive property.
y - 6 = 13x + 13

4. Add 6 to both sides.
y = 13x + 18

Hope this helps

The following are rules for repeating patterns. For which rule will the 12th shape be a circle?

A.
triangle, circle, square

B.
circle, square

C.
rectangle, circle

D.
circle, circle, triangle

Answers

Answer:

A Square

B Square

C Circle

D Triangle

4 2/3 - 3 3/8 + 4 3/5​

Answers

Answer:

18.475?

Step-by-step explanation:

a plumber cuts 2 3/4 feet from pipe. The pipe is now 13 1/4 feet long. Write and solve an equation of to determine the original length if the pipe

Answers

2=3/4,13=1/4,2-3/4=0,13-1/4=0,2-3/4=0*13,13-1/4=0*2

please help in this grade 7 percentage question im desperate

Answers

Answer:

See below

Step-by-step explanation:

320 x .1 = 32

320 + 32 = 352

352 x .5 = 176

352 + 176 = 528

320 x .65 = 208

320 + 208 = 528

A bag contains five white balls and three black balls. Your goal is to draw two white balls.

(a) You simultaneously draw two balls at random. What is the probability that they are both white?
(b) You simultaneously draw two balls at random. Once you have drawn two balls, you put back any black balls, and redraw so that you again have two drawn balls. What is the probability that you now have two white balls? (Include the probability that you chose two white balls on the first draw.)

Answers

The probability is the first and the second case will be 0.625 and 0.3683, respectively.

What is probability?

Its fundamental concept is that someone will nearly surely occur. The proportion of positive events in comparison to the total of occurrences.

Then the probability is given as,

P = (Favorable event) / (Total event)

A pack contains five white balls and three torpedoes. You want to draw two white balls.

Total events = 5 + 3

Total events = 8

You all the while drawing two balls aimlessly. Then the probability that they are both white is given as,

P = 5 / 8

P = 0.625

You all the while drawing two balls aimlessly. Whenever you have drawn two balls, you set back any debases, and redraw with the goal that you again have two drawn balls. Then the probability is given as,

P = [(3/8) x (5/8)] + [(3/8) x (5/8) x (4/7)]

P = (15 / 64) + (60 / 448)

P = 0.3683

The probability is the first and the second case will be 0.625 and 0.3683, respectively.

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write an expression that is equivalent to 2/3 (4x + 9)​

Answers

Hello,

I hope you and your family are doing well!

To write an expression that is equivalent to 2/3 (4x + 9), you can simply distribute the 2/3 over the parentheses:

2/3 (4x + 9) = (2/3 * 4x) + (2/3 * 9)

This simplifies to:

2/3 (4x + 9) = (8/3)x + (18/3)

Therefore, an expression that is equivalent to 2/3 (4x + 9) is (8/3)x + (18/3).

Please rate this answer 5 stars and brainliest if you find it helpful.

Happy Holidays & New Year!

Answer: 2 2/3x + 6

Step-by-step explanation: 1 of 3 ways to find how to make the equivalent is to use the distributive property. So, that means we need to multiply or distribute 2/3 to both 4x and 9. So, 2/3 x 4 is roughly 2 2/3. Also, 2/3 x 9 = 6. So, I combined the like terms to get 2 2/3x + 6 as my equivalent expression. I hope this helps.

describe the zeros & multiplicity of the function f(x)=2x^3+4x^2-8x-16

Answers

The zeroes of the expression f(x) = 2x³ + 4x² - 8x - 16 are (x-2), (x+2) and (x+2). And multiplicity of x = -2 is 2.

What is Cubic equation?

Cubic equations are polynomials of degree3. That means the maximum degree of polynomial is three.

And the standard form of cubic equation is;

f(x) = ax³ + bx² +cx +d, where a, b, c and d are constant coefficients a ≠ 0.

Given that the expression

f(x) = 2x³ + 4x² - 8x - 16

Now we find the roots or zeroes of equation;

for that we will try hit and trial method,

let x = 2

f(x) = 2 (8) - 4 (4) - 8(2) -16

f(x) = 0

That means (x-2) is one of roots of cubic equation.

Now to find other roots of the cubic equation, we will simplify the cubic expression

f(x) = 2x² (x-2) + 8x (x-2) + 8 (x-2)

f(x) = (x-2)  (2x²+ 8x + 8)

Now we will find the roots of quadratic equation (2x²+ 8x + 8).

let g(x) = (2x²+ 8x + 8).

factors of quadratic equation is (x+2) and (x+2).

Therefore the zeroes of the expression f(x) = 2x³ + 4x² - 8x - 16 are (x-2), (x+2) and (x+2). And multiplicity of x = -2 is 2.

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Use the formula A=P(1+r/n)ⁿt to solve the compound interest problem
Find how long it takes a $ 1700 investment to earn $ 500 interest if it is invested at 2 % interest compounded quarterly
$ 500 interest will be earned in approximately years. (Round to the nearest tenth.)

Answers

The required time will be 12.9 years.

What is compound interest?

The interest charged on a loan or deposit is referred to as compound interest. It is the idea that we employ the most frequently on a daily basis. Compound interest is calculated for an amount based on both the principal and cumulative interest.

Given, P = $1700

I = $500

A = P + I = 1700 + 500 = $2200

r = 2% = 0.02

compounded quarterly, n = 4

[tex]A=P(1+\frac{r}{n})^{nt}[/tex]

or, 2200 = 1700(1+ (0.02/4))^(4t)

or, 1.294 = 1.005^4t

or, t = 12.9 years

Hence, the required time will be 12.9 years.

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Let f(x)=\sqrt(3x-9) and g(x)=3x^(2)-9
A) what is the inverse of function f?
b) is f an inverse of g? Please show all work

Answers

A) The inverse of f(x) is f⁻¹(x) = (x² + 9)/3 and B) f is not an inverse of g.

What is an inverse function?

First to be an inverse function that function needs to one to one function, meaning every different preimage must correspond to a different image.

We can obtain the inverse of a function by switching the variables x and y with their respective positions and solving for y in terms of x.

Given, f(x) = [tex]\sqrt{3x - 9}[/tex].

y = [tex]\sqrt{3x - 9}[/tex].

y² = 3x - 9.

3x = y² + 9.

x = (y² + 9)/3.

y = (x² + 9)/3.

f⁻¹(x) = (x² + 9)/3 and g(x) = 3x² - 9, so f is not an inverse of g.

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A unicorn is racing a chinchilla. The chinchilla is one hundred feet a head of the unicorn
and running at a rate of 5.75 feet per second. The unicorn is running at a rate of 30 feet
per second. Write an inequality that shows when the unicorn gets ahead of the
chinchilla.

Answers

The inequality that shows when the unicorn gets ahead of the chinchilla is 30s > 100 + 5.75s.

What is the inequality that shows when the unicorn gets ahead?

Inequalities are created through the connection of two expressions. It should be noted that the expressions in an inequality aren't always equal. Inequalities implies that the expressions are not equal. They are denoted by the symbols ≥ < > ≤.

Let the number of seconds be represented by s.

The chinchilla is one hundred feet a head of the unicorn and running at a rate of 5.75 feet per second. This will be 100 + 5.75s.

The unicorn is running at a rate of 30 feet

per second. This will be 30s

The inequality will be 30s > 100 + 5.75s.

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Identify the terms coefficients and constant 6m + 8+4+3m

Answers

Answer:

Below

Step-by-step explanation:

6m + 8+4+3m    <==== 6 and 3 are coefficients    8 and 4 are constants

9m + 12    <===== 9 is a coefficient   12 is a constant

Answer:

The coefficients are 6 and 3

The constants are 8 and 4

Step-by-step explanation:

coefficients are the numbers before the letters.

Constants do not have letters.

Find h in the parallelogram shown.

Answers

Your answer will be 4

Answer: the answer is 4

Step-by-step explanation:

I'm needing some help please with the graph ​

Answers

Answer:

If you are having trouble understanding the graph, it may be helpful to break it down into smaller pieces. Start by looking at each axis and what it represents. Then, look at each data point and see how it relates to the axes. Finally, look at the overall shape of the graph and what it is trying to tell you. If you are still having trouble understanding the graph, you may want to reach out to someone who is knowledgeable about graphs or data analysis for assistance.

Step-by-step explanation:

The length and width of two sides of a rectangle are consecutive odd integers. The area of the rectangle is 143 square units.

Find the dimensions of the rectangle.

The width of the rectangle is blank and length is blank

Answers

The dimensions of the rectangle are 70.5 by 72.5 units.

What is a dimension?

A length measurement that only goes one way. Dimensions include things like width, depth, and height. One dimension is that of a line, two dimensions are found in a square, three dimensions are found in a cube, and one dimension is that of something's height, length, or width. For instance, the room is 26 feet by 15 feet in size.

Solution Explained:
Given,

Area = 143 unit^2

A/Q,

Let length be x and width be x + 2.

So, Area = l X w

      143 = x + x + 2

      143 = 2x + 2

      x = (143 - 2)/2

      x = 70.5

So width = x + 2 = 70.5 + 2 = 72.5

So, the dimensions are 70.5 by 72.5

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PLEASE HELPPP!!!

The admission fee at the museum is 8.50 for children and 12.50 for adults on a certain day, a total of 240 people entered the museum and 2400$ was collected.

Use the variable c to represent children and the variable a to represent the adult

Answers

Answer:

Below

Step-by-step explanation:

a + c = 240      re-arrange to   c = 240-a

revenue from child tix = 8.50 ( 240-a)

revenue from adult tix = 12.50 a              summed, the revenues = 2400

8.5(240-a)     +      12.5 a       = 2400

2040   - 8.5 a   + 12.5 a   = 2400

                     4.5 a  = 360

                          a = 80 tix        then c = 240 - a = 160 tix

Kaitlin the trainer has two solo workout plans that she offers her clients: plan A and plan B each client does either one or the other (not both) on Friday there were 3 clients who did plan A and 8 who did plan b on Saturday there were 5 clients who did plan A and 2 who did plan b Kaitlin trained her friday clients for a total of 7 hours and her Saturday clients for a total of 6 hours how long does each of the workout plans last

Answers

To find the length of each workout plan, we can use the total number of hours that Kaitlin spent training her clients on Friday and Saturday and the number of clients who did each plan on those days.

Let A be the length of plan A in hours and B be the length of plan B in hours. We can set up the following system of equations to represent the given information:

3A + 8B = 7
5A + 2B = 6

Solving this system of equations using elimination, we find that A = 0.6 hours and B = 0.4 hours.

Therefore, plan A lasts 0.6 hours and plan B lasts 0.4 hours.

Each morning Tess chooses either red ribbon or blue ribbon at random to wear in her hair what is the probability that Tess will choose a red ribbon on both Monday and Tuesday

Answers

The probability of choosing red ribbon on both Monday and Tuesday is 1/4.

What is the probability?

The Probability in mathematics is possibility of an event in time. In simple words how many times that incident is happening in any given time interval.

Given that each morning Tess chooses either red ribbon or blue ribbon at random to wear in her hair.

That means probability of choosing between blue or red is 1/2 in one morning.

Now the probability of choosing red ribbon on both Monday and Tuesday,

1/2 × 1/2

= 1/4

Therefore, the probability of choosing red ribbon on both Monday and Tuesday is 1/4.

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HELPME Mike has $25.00 to rent paddleboards for himself and a friend for 3 hours. Each paddleboard rental costs $3.75 per hour.

Answers

He’ll pay 22.5 for the both of them and will have 2.5 dollars left


Explanation: 3 times 3.75= 11.25

11.25 times 2= 22.5

Five consecutive numbers add up to a total of 35. What is the highest of these numbers

A. 6

B. 7

C. 8

D. 9

E. 10​

Answers

Answer:

9

Step-by-step explanation:

5,6,7,8,9

What is this equal to: (3*2)+6

Answers

Answer:

12

Step-by-step explanation:

(3x2) + 6

6 + 6 = 12

Answer:

12

Step-by-step explanation:

3 × 2 is 6

6 + 6 is 12

thus answer is 12

If you make $31.65 in 8 hours, how much in total?

Answers

Answer:

$253.20

Step-by-step explanation:

Please help me. This is my last question and I have no more points left.


The coordinate plane below shows the location of rectangle TUVW.
rectangle TUVW is to be dilated by a factor of 3, with the center of dilation at the point (1,0). drag and drop the the correct answers into each box.

Answers

Step-by-step explanation:

i just answered this question. how often did you post it ?

Look at the number line below.
A number line labeled from 0 to 3 with tick marks every one-tenth unit. Tick marks 0, 1, 2, and 3 are labeled. There is a dot at the third tick mark to the right of 2.
Identify the point on the number line and write it as both a fraction and a decimal.
Fraction:
Decimal:

Answers

Answer:

fraction 23/10 that's 2 ³/10

decimal 2.3

14. A zip wire is shown as the dashed line AC in the diagram.
The zip wire is supported by two vertical posts AB and CD standing on horizontal ground.
CD=2.6 BD=12
The zip wire makes an angle x with the horizontal, as shown in the diagram. The design of the zip wire requires the angle x to be at least 5⁰.
Work out the least possible height of the post $A B$ Give your answer correct to 3 significant figures.

Answers

The least possible height of AB is 3.650 m.

What is a word problem?

A word problem is described as a few phrases outlining a "real-life" situation where a problem needs to be solved using mathematics.

For everything from counting pennies to calculating a tip, we can employ the three primary sorts of word problems: part-part whole, separate and join, and multiply and divide.

Given, CD=2.6 m,  BD=12 m

From the figure,

or, tan x = [tex]\frac{AB - 2.6}{12}[/tex]

or, tan 5  [tex]\leq \frac{AB - 2.6}{12}[/tex]

When AB be least, then

[tex]\frac{AB - 2.6}{12}[/tex] = tan 5

or, AB = (12*tan 5) + 2.6

or, AB = 3.650 m

Hence, the least possible height of the  AB is 3.650 m.

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which model can be used to find 4/5 divided by 1/10

Answers

Apply the fraction rule model can be used to find 4/5 divided by 1/10.

What is  fraction rule?

For fractions to be added or subtracted, their denominators must match (the bottom value). the same denominators are used for addition and subtraction. It only requires adding or subtracting the numerators if the denominators are already equal.

[tex]$\frac{\frac{4}{5}}{\frac{1}{10}}$[/tex]

Apply the fraction rule: [tex]$\frac{\frac{a}{b}}{\frac{c}{d}}=\frac{a \cdot d}{b \cdot c}$[/tex]

[tex]$=\frac{4 \cdot 10}{5 \cdot 1}$[/tex]

Cancel [tex]$\frac{4 \cdot 10}{5 \cdot 1}: 8$[/tex]

=8

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a system of rule that permits citizens to play a significant part in the governmental process, usually through the election of key public officials, is called a/an: a client undergoes renal angiography. which postprocedure care intervention should the nurse provide to the client? encourage the client to void. monitor the client for signs and symptoms of pyelonephritis. palpate the pulses in the legs and feet. assess for signs of electrolyte and water imbalances. The slope of the line shown below is 3/2. What is the value of a? 2, 3, 5, 6 determine the measure of each missing angle in the triangle? HELPP MEEE PLEASEE!!!! How does Preferential Option and Love for the Poor and Vulnerable relates to The Ethical Experiences? CRIIICAL VOCABULARYDirections: To see how many Critical Vocabulary words you already know, use them to complete the sentences.1. Expressing an unpopular opinion often leads to2 t's difficult to that someone could be so cruel.3. My brother loves to me whenever he gets a chance.4. A(n) person says one thing and does another. In aquatic ecosystems, net primary productivity is most limited by which of the following?A. whether the water is fresh water or saltwater.B. the speed at which the water moves.C. available sunlight and nutrients.D. waves and tides. 4x-2(3x+7)=____x-_____ the___within article i, section 8 of the u.s. constitution authorizes congress to pass laws protecting intellectual property. allowances provided for managers assigned to foreign countries often include . (select all that apply) an electron travels with velocity in a region where the magnetic field is t. what is the force on the electron? the file owner: a. is the user who cannot change the file attributes, but can execute the file. b. is the user who can change the file attributes and grant access to the file. c. is the user who can change the file attributes, but cannot grant access to the file. d. is the only user who can execute the file. according to research firm gartner, the majority of loss-causing security incidents involve the handiwork of international cyber-criminal gangs. complete the graphic organizer to define the characteristics of homozygous and heterozygous genotypes and phenotypes by selecting the correct phrases from the drop-down menus. SY FORf(x)= x - 8x + kx-20When f(x) is divided by (x - 1), the remainder is R.When f(x) is divided by (x - 2), the remainder is 4R.Find the value of k. Which equation accurately represents this statement? Select three options. Negative 3 less than 4.9 times a number, x, is the same as 12.8. Negative 3 minus 4.9 x = 12.8 4.9 x minus (negative 3) = 12.8 3 + 4.9 x = 12.8 (4.9 minus 3) x = 12.8 12.8 = 4.9 x + 3 substituting residues in a peptide with which amino acid will most likely result in a peptide with an increased pi? Mona wants to buy some pens. Each pens costs rs 3.50 she can only buy 3 pens with the money she has. which of these could be the money she has?a. rs 14b. rs 11c. rs 10d. rs 9 Jethro added $50 to hi cafeteria account that had $40 already on it. Each time he buy lunch,$4. 50 i deducted from the account. Write an equation in lope intercept form relating the number of lunche he can purchae (x) to the amount of money remaining on the cafeteria account (y). What i the maximum number of lunche Jethro can buy Write the balanced NET ionicequation for the reaction whenaqueous Cs3PO4 and aqueousAgNO3 are mixed in solution toform solid Ag3PO4 and aqueousCsNO3 Be sure to include theproper phases for all specieswithin the reaction.