please its urgent!!!​

Please Its Urgent!!!

Answers

Answer 1

Step-by-step explanation:

[tex]-1 + (-9w^2)-7w+7w^2[/tex]

Combine like terms.

[tex]-9w^2 + 7w^2-7w-1[/tex]

[tex]-2w^2-7w-1[/tex]


Related Questions

Rearrange the equation so u is the independent variable.

-12u + 13 = 8w - 3

w = __

Answers

Answer: w = -3u/2  +  2

Step-by-step explanation:

-12u + 13 = 8w - 3

-12u + 13 + 3 = 8w -3 + 3

-12u + 16 = 8w

w = -3u/2   +   2

Which ordered pair would form a proportional relationship with the points in the graph? (4, 4) (6, 9) (9, 6) (8, 5)

Answers

Answer:the answer is 9,6

Step-by-step explanation:

I JUST TOOK THE QUIZ

Answer:

C (9,6) did it on edge

PLEASE HELP ITS FOR MATH

Answers

infinite, the line goes on forever indicated by the arrows at the end of each line

The answer is b. none. This is because the lines are parallel and therefore do not intersect at a point, meaning that there are no solutions.

How much wood will Moritz need to create his ramp?
Moritz is creating a wooden ramp with the given
dimensions. The ramp will not need a bottom face.
ft2
5 ft
3 ft
4 ft
6 ft
5 ft
6 ft
3 ft
4 ft​

Answers

Answer:

60 ft

Step-by-step explanation:

got it right

Answer:

60

Step-by-step explanation:

Let a, b, and c be real numbers where ab*C0. Which of the following functions could represent the graph below?
AN

Answers

Answer:

A on ed

Step-by-step explanation:

If the triangle's sides are a base that is 4 inches, a height that is 3 inches, and the other side that is 5 inches, what is the area of that triangle?

Answers

Answer:

6 in ^2

Step-by-step explanation:

divide side lengths by two and add those numbers

Write equations for the horizontal and vertical lines passing through the point , (4,5).

Answers

Answer:

Answer is below

Step-by-step explanation:

The equation for the horizontal line is x = 4. The equation for the vertical line is y = 5.

I graphed the lines on the graph below to show you that they intersect at the point (4,5).

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A recipe calls for 33 teaspoons orange juice. A can of orange juice is 17 fluid ounces. How many teaspoons of juice are in the​ can?

Answers

Answer:

102

Step-by-step explanation:

1 fluid ounce = 6 teaspoons

Kelly contracts with Raphael for Raphael to bring a pony to her daughter's birthday party in exchange for $100. Kelly later learns her daughter is frightened of ponies. She contacts Raphael and Raphael agrees to bring a donkey to the party for $50 instead. What is true of the original agreement involving the pony and the $100?

Answers

Answer:

It was discharged by substituted contract

Step-by-step explanation:

In this situation, instead of simply canceling their original contract and terminating their interaction, Raphael and Kelly reached another agreement and stablished a substituted contract in place of the original one.

Therefore, the original agreement involving the pony and the $100 was discharged by substituted contract .

PLEASEeEeEeEeEeEeeEeEeEeEeEeEeEeEeEeEeeeEeEeEeEeEeEeEeEeEEEeee
ANSWER NOW

Answers

Answer:

a

Step-by-step explanation:

Anyone can solve this

a is 100% more than b.
Which of these shows the ratio a:b?
2:1
100:1 1:100
1:2
A
B
C
D

Answers

Answer:

2-1=1 so A. is 100% more than B because A is 2 times bigger than B.

A. is the answer 2:1

Hope this helps

Step-by-step explanation:

The option that shows the ration A: B is Option C - 1:2. See the rationale below.

How to compute the above

If A is 100% more than B, it means that A is equal to B plus 100% of B. In other words, A is twice the value of B.

Therefore, the ratio of A to B is 1:2, indicating that A is twice as much as B.

Recall that a ratio is a quantitative relationship between two or more quantities, indicating how many times one quantity is contained or repeated in relation to another quantity.

It is expressed as a fraction or with a colon (:), representing the relative comparison of the quantities.

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There are seven black socks, eight blue socks, 10 white socks, and five patterned socks in the drawer. What is the probability of pulling a blue sock, replacing it, and then drawing a patterned sock out of the drawer?

Answers

Answer:

2/45

Step-by-step explanation:

Total socks:

7 + 8 + 10 + 5 = 30

P(blue) × P(patterned)

8/30 × 5/30

4/15 × 1/6

2/45

Answer:

2/45

Step-by-step explanation:

The total number of socks is 7+8+10 +5

30

P(blue) = number of blue socks / total

           = 8/30 = 4/15

Then we replace it so we have the same number of socks

P(patterned) = number of patterned socks / total

                     = 5/30 = 1/6

P(blue, replace/patterned) = 4/15*1/6

                                             =2/45

Seemas little sister is now 5 years old.if Her age is 2 years more than 1/4 of seemas age, how old is seems

Answers

Answer:

12

Step-by-step explanation:

Seema’s little sister is 2 years more than ¼ of Seema’s age, so you should subtract 2 from 5 to find ¼ of Seema’s age. If 3 is ¼ of Seema’s age, all you do is multiply it by 4 to get the original number. 3x4 is 12, so the final answer is that Seema is 12.

If 15+3x=3(2−2x), then x= [blank]

Answers

Answer:

x = -1

Step-by-step explanation:

15+3x=3(2−2x)

Distribute

15+3x = 6 -6x

Add 6x to each side

15+3x+6x = 6-6x+6x

15+9x = 6

Subtract 15 from each side

15-15+9x = 6-15

9x = -9

Divide by 9

9x/9 = -9/9

x = -1

A vertical pole stands in the sea. A mark, X, on the pole is 1.6m above sea level at low tide, the sea level is 3.9m higher than at
low tide.
(a) Find the distance of x below sea level at high tide.
(b) What is the position of x from sea level at the time when the sea level is exacly half way between high tide and low tide?​

Answers

Answer:

ummm I would say a angle of 7.65

Step-by-step explanation:

Answer:

7.65

Step-by-step explanation:


Mary walks the 3 day breast cancer walk. They break the 62 miles evenly for each day. How
4
many miles does she walk in one day?

Answers

Answer:

she would walk at least those 62 miles

Step-by-step explanation:

We are told that in the 3 days of the walk to fight cancer, Mary breaks the 62 mile barrier every day, that is to say that every day she travels 62 miles or more.

You ask us how much she walks in a single day, considering what the statement that goes at least 62 miles each day says, she would walk at least those 62 miles on a normal day.

A rectangular room is 12 1/2 feet long and 10 1/3 feet wide. What is the area of the room?

Answers

Answer:120 1/6 feet sq.

Step-by-step explanation: Area of a rect. = length×breadth(width)

Area=12 1/2× 10 1/3

Area= 120 1/6

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The jar shown below is 2/5 filled with water. If 750 ml more water is poured into the jar, it becomes full. What is the capacity of the jar?


2/5 is the fraction 2/5

Plz answer fast with easy explanation

Answers

Answer:

1250 ml

Step-by-step explanation:

Answer:

I’m glad you asked!

Step-by-step explanation:

2/5 + 750 ml equals the full jar amount or capacity.750/ 3 equals 250.That makes 150 the denominator.Now we just need to multiply 250 by 5.

[tex]250 x 5 = 1250.[/tex]

In a restaurant there are 8 starter 15 main dishes 9 dessert Jane is going to choose one of the following how many different ways are there for her to choose

Answers

Answer:

1335

Step-by-step explanation:

Starter + Main = 8 x 15 = 120

Main + Dessert = 15 x 9 = 135

Starter + Main + Dessert = 8 x 15 x 9 = 1080

120 + 135 + 1080 = 1335 possibilities

Answer:

Step-by-step explanation:

STARTER + MAIN:

8 x 15 = 120

MAIN + DESSERT:

15 x 9 = 135

STARTER + MAIN + DESSERT:

8 x 15 x 9 = 1080

120 + 135 + 1080 = 1335 possibilites

A crime is committed by one of two suspects, A and B. Initially, there is equal evidence against both of the suspects. After further investigation, it is determined that the guilty party has a blood type found in only 10% of the population at large. Suspect A does have this blood type; the blood type of Suspect B is unknown.
Define the following 3 events A, M and C.
A: "A is guilty" (Thus ° denotes "B is guilty')
M: "A’s blood type matches that of the guilty party"
C: "B's blood type matches that of the guilty party"
A. The police reported that suspect A is not a relative of suspect B. Is it reasonable to set P( MA)=P(C|A)=10%? Why?
B. Assume that P(MAC)=P(C|A)=10%. Given the information from the further investigation of the crime scene, what is the probability that A is the guilty party?
C. Assume that P( MA)=P(C/A)=10%. Given the information from the further investigation of the crime scene, what is the probability that B’s blood type matches that of the guilty party?

Answers

Answer:

a) MA conditional with C can be interpreted as A which is known and C which is unknown match

b) 10/11

c) 2/11

Step-by-step explanation:

A={A is the guilty party}

[tex]M_A[/tex] = {A blood type matches that of the guilty party}

C = {B is the guilty party}

[tex]M_C[/tex] = {B blood type matches that of the guilty party}

a) The chance is 10% because MA conditional with C can be interpreted as A which is known and C which is unknown match

b) the probability that A is the guilty party is given by [tex]P(A/M_A)[/tex]. Using bayes theorem:

[tex]P(A/M_A)=\frac{P(M_A/A)P(A)}{P(M_A/A)P(A)+P(M_C/C)P(C)} =\frac{1*1/2}{(1*1/2)+(1/10*1/2)} =\frac{10}{11}[/tex]

c) the probability that B’s blood type matches that of the guilty party is given as [tex]P(M_C/M_A)[/tex]. Using LOTS Therefore:

[tex]P(M_C/M_A)=P(M_C/M_A,A)P(A/M_A)+P(M_C/M_A,A)P(C/M_A)=\frac{1}{10}*\frac{10}{11} +1*\frac{1}{11} =\frac{2}{11}[/tex]

Pip and Sara win some money and share it in the ratio 7:5. Pip gets £30 more than Sara. How much did Sara get?

Answers

Answer:

75 sweets.

Step-by-step explanation:

Pip gets 7/(7+5) = 7/12 .

Let Sara get x sweets so Pip gets 7/5 x sweets.

7/5 x = x + 30

2/5 x = 30

x = 5/2 * 30 =  75.

Sara gets 75 sweets.

Answer:

Sara has £75

Step-by-step explanation:

Pip : Sara

7   :    5

If Pip gets £30 more than Sara, then

5x+30=7x

Where x is £?

Subtract 5x from both sides

30=2x

Divide both sides by 2

x=£15

£15

Pip : Sara

105:  75

What is the length of the diagonal in a rectangular prism that measures 8mm by 14mm by 6m? Round your answer to the nearest tenth

Answers

Answer:

17.2

Step-by-step explanation:

It's kinda like the pythagorean theorem where you square the sides, add them, and then square root the answer. I hope this is correct

is (1,3) a solution to this system of equations?
4x + 5y = 19
x + 5y = 16

Answers

Answer:

Yes

Step-by-step explanation:

I graphed both of the equations on the graph below to show you that they intersect at the point (1,3), making it the solution to the system.

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Answer: Yes

Step-by-step explanation:

If G is the midpoint of
FH,
find FG.

Answers

Answer:

15

Step-by-step explanation:

15 is the answer because i looked it up

The required value of segment FG is 67 if G is the midpoint of FH.

What is a Line Segment?

A line segment is defined as a measured path between two places. Line segments can make up any polygon's sides because they have a set length.

The figure given below shows a line segment FH, where the length of line segment FHrefers to the distance between its endpoints, F and H.

Given that G is the midpoint of FH

FG = 14x + 25 and  GH= 73 - 2x,

To determine the value of FG

F______________G______________H

⇒ FH= FG+ GH

Since G is the midpoint of FH, SoFG = GH

⇒  FH = FG+ GH

⇒ FH = 2FG

⇒ FG = GH

Substitute the values of FG = 14x + 25 and  GH = 73 - 2x,

⇒ 14x + 25 = 73 - 2x

⇒ 14x + 2x = 73 - 25

⇒ 16x = 48

⇒ x = 48/16

⇒ x = 3

Substitute the value of x = 3 in FG,

⇒ FG = 14x + 25

⇒ FG = 14(3) +25

⇒ FG = 67

Hence, the required value of segment FG is 67 if G is the midpoint of FH.

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The question seems to be incomplete the correct question would be

If G is the midpoint of FH,

find FG.

Where FG = 14x + 25 and  GH= 73 - 2x,

Complete parts ​(a) through ​(c) below. ​(a) Determine the critical​ value(s) for a​ right-tailed test of a population mean at the alphaequals0.05 level of significance with 15 degrees of freedom. ​(b) Determine the critical​ value(s) for a​ left-tailed test of a population mean at the alphaequals0.10 level of significance based on a sample size of nequals10. ​(c) Determine the critical​ value(s) for a​ two-tailed test of a population mean at the alphaequals0.05 level of significance based on a sample size of nequals13.

Answers

Answer:

a) [tex] t_{\alpha}= 1.753[/tex]

b) [tex] t_{\alpha}= -1.383[/tex]

c) [tex] t_{\alpha/2}= \pm 2.179[/tex]

Step-by-step explanation:

Part a

For this case we know that the degrees of freedom are:

[tex] df = 15[/tex]

And we want a right tailed test so then we need to find in the t distribution with degrees of freedom =15 a critical value who accumulate 0.05 of the area in the right and we got:

[tex] t_{\alpha}= 1.753[/tex]

Part b

For this case the significance is [tex]\alpha=0.1[/tex] the degrees of freedom are:

[tex] df = n-1= 10-1=9[/tex]

And since is a left tailed test the critical value for this case would be:

[tex] t_{\alpha}= -1.383[/tex]

Part c

For this case the significance is [tex]\alpha=0.05[/tex] and [tex]\alpha/2=0.025[/tex] the degrees of freedom are:

[tex] df = n-1= 13-1=12[/tex]

And since is a two tailed test the critical values for this case would be:

[tex] t_{\alpha/2}= \pm 2.179[/tex]

A hiker is told to carry 2 cups of water for every 10 minutes spent walking. The hiker plans to hike for 60 minutes. How many cups of water should the hiker carry?

Answers

Answer:

12

Step-by-step explanation:

2 x 6 = 12

The number of cups of water the hiker should carry is 12 cups.

What is the unitary method?

The unitary method is a technique for solving a problem by first finding the value of a single unit, and then finding the necessary value by multiplying the single unit value.

Given that, a hiker is told to carry 2 cups of water for every 10 minutes spent walking.

Now, number of cups of water carry for 1 minute

= 2/10

= 0.2 cups

The number of cups of water carry for 60 minutes

= 0.2×60

= 12 cups

Therefore, the number of cups of water the hiker should carry is 12 cups.

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What is the slope and the y-intercept of the line on the graph below?​

Answers

Answer:

I love you sweetheart I want to look and love you

Answer:

slope- 1/4

y intercept- 1

In a new experimental teaching method, when students have questions in class, they send them to the instructor via a laptop computer. From time to time, the instructor pauses to read the questions and to provide the answers, without revealing the identities of the students who are asking the questions. This new method is supposed to eliminate the reluctance of students to ask questions for fear of revealing their lack of understanding in public. In a study of this new method, 69 male students and 73 female students participated. Treat these as if they were simple random samples. Of the male students, 38 said that they liked the new method better than the traditional one in which students raise their hands to ask questions. Of the female students, only 20 said they liked the new method better
(a) Construct a 95% confidence interval for the difference between the proportions of male and female students who like the new method better. Let p1, denote the proportion of male students who like the new method better and let p2 denote the proportion of female students who like the new method better.
(b) A 95% confidence interval for the difference between the proportions of male and female students who like the new method better is __________.

Answers

Answer:

a)  (0.124, 0.435)

b) I am 95% confident that the proportion difference is between 0.124 and 0.435

Step-by-step explanation:

Given that:

For male students: number of male students ([tex]n_m[/tex]) = 69, number who liked the new method (x) = 38

For female students: number of female students ([tex]n_f[/tex]) = 73, number who liked the new method (x) = 20

a) The probability that a male student like the new method ([tex]P_1[/tex]) is given as:

[tex]P_1=\frac{38}{69} =0.55[/tex]

The probability that a female student like the new method ([tex]P_2[/tex]) is given as:

[tex]P_2=\frac{20}{73} =0.27[/tex]

c = 95%, α = 1 -c = 0.05

[tex]z_{\frac{\alpha }{2} }=1.96[/tex]

the difference between the proportions of male and female students who like the new method better = [tex]P_1-P_2[/tex] ± [tex]z_{\frac{\alpha }{2} }\sqrt{\frac{P_1(1-P_1)}{n_m} +\frac{P_2(1-P_2)}{n_f}}[/tex] =  [tex]0.55-0.27[/tex] ± [tex]1.96\sqrt{\frac{0.55(1-0.55)}{69} +\frac{0.27(1-0.27)}{73}}[/tex]  = (0.124, 0.435)

b) I am 95% confident that the proportion difference is between 0.124 and 0.435

Which choice is equivalent to the expression below?
28.24
O A. 28 + 22/10 + 24/100
O B. 28+ 2/10 + 4/10
O C. 28. 22/10. 24/100
O D. 28. 224/10

Answers

Answer:

C

Step-by-step explanation:

Find the balance earned on an account that has $60,000 deposited for 6 years at 1.125% interest compounded continuously? Please help

Answers

Answer:

The balance of the account is $64,190.

Step-by-step explanation:

The amount of money after t years of continous compounding is given by the following equation:

[tex]P(t) = P(0)e^{rt}[/tex]

In which P(0) is the initial deposit and r is the interest rate, as a decimal.

$60,000 deposited for 6 years at 1.125% interest compounded continuously.

This means that [tex]P = 60000, r = 0.01125, t = 6[/tex]

So

[tex]P(6) = 60000e^{0.01125*6} = 64190[/tex]

The balance of the account is $64,190.

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What if the south had insisted that SamuelTilden had won the election of 1876 andrefused to compromise? Calculate basic EPS, and explain the EPS effect of convertible preferred Thrifty Co. reported net income of $191,150 for its fiscal year ended January 31, 2017. At the beginning of that year, 50,000 shares of common stock were outstanding. On October 31, 2016, an additional 15,000 shares were issued. No other changes in common shares outstanding occurred during the year. Also during the year, the company paid the annual dividend on the 20,000 shares of 6%, $50 par value preferred stock that were outstanding the entire year. Required: a. Calculate basic earnings per share of common stock for year ended January 31, 2017. b. If Thrifty Co.s preferred stock were convertible into common stock, what additional calculation would be required? Which of the following shows 21/35 as a simplified fraction?A. 1/5 B. 2/3C. 3/5D. 1/3 HELP i need this done ASAP! Identify two major on marine ecosystems that are caused by human I need help on these questions I dont what this is help Examine the two artworks provided to identify how Egyptian stylistic traits influenced Greek sculpture in the Archaic period. Support your statements by identifying two stylistic commonalities and specifically refer to the works. Be sure to connect each stylistic element to the culture it is associated with.Sculpture of Khafre (Egyptian)Kouros (Greeks) The transfer of energy from one organism to the next in an ecosystem begins with a producer. A producer is an organism that produces its own food. A consumer is an organism in a food chain that obtains energy from producers or other consumers; consumers may be herbivores or carnivores.Which food chain correctly describes the flow of energy in an ecosystem?A)grass grasshopper fish humanB)grasshopper fish humanC)human fish grasshopperD)human grasshopper fish grass A story's ____ is the central idea or insight about life or human behavior.O plotO settingO themeAccording to the video, a(n) ____ is not the same as a universal theme.O allegoryO flashbackO subjectAccording to the video, one of the things you can do to find the theme of a piece of literature is to ask if the main character ____.O changedO criedO fought A wire of length L is used in an electric heater. When the potentialdifference across the wire is 200 V, the power dissipated in the wire is1000 W. The same potential difference is applied across a second similar wire oflength 2L. What is the power dissipated in the second wire? What news does Mr. Dussel tell the occupants about the outside world that is so upsetting? How does this news CONTRAST with what Mr. Kraler has been sharing with them about the outside world? Which statement BEST explains the difference in the two authors'arguments?A) Vaccinations provides the topic for both authors.B)Both authors state that parents have the right todecide whether or not to vaccinate their children.The first author argues that all children should beo vaccinated, and the second author argues thatvaccines will harm children.D)The first author argues that most children should bevaccinated, and the second author argues that manychildren do not need to be vaccinated. 100 points! Will give brainliest!Which of the following systems of inequalities has point D as a solution?f(x) 3x + 4g of x is less than or equal to negative one half times x minus 5f(x) 3x + 4g of x is less than or equal to negative one half times x minus 5f(x) 3x + 4g of x is greater than or equal to negative one half times x minus 5f(x) 3x + 4g of x is greater than or equal to negative one half times x minus 5 Make x the subject of the formula6x + a = 5 ( x + t )(dont solve it like a normal equation and it isnt 5t+a) Islam, Judaism, and Christianity differences In a seventh grade class, 14 out of 30 students are boys. In simplest terms, what is the ratio of the number of boys to the number of girls in this grade?A.7:15B.15:7C.7c:8D.8:15im lost pls help 6. Which type of rock may contain fossils? Help me Im. It big brain who will a.capture b.flourish c.accomplish d.inherit the department store now that the founder is dead