this is asking using the completing the square method

This Is Asking Using The Completing The Square Method

Answers

Answer 1

Answer:

first box [

4

]

second box [

  7

____

  2

]

third box[

0

]

Step-by-step explanation:

Answer 2
Answers are 4,7,2,0 in order

Related Questions

Find the slope

Y= -4/3x+2

Answers

Find the slope

Y= -4/3x+2

The slope is -4/3 because that's the number before x.

Tina wants to install a hot tub in her backyard. The backyard is 15 ft by 40 ft,
and the hot tub will be 7 ft by 7 ft. What is the area of the backyard that will
not be covered by the hot tub?
HELPP

Answers

Answer:

460 ft

Step-by-step explanation:

15*40= 600
7*7= 49
600-49= 551

Somebody please help me with this!!

Answers

Answer:

√62 is between integers 7 and 8

Step-by-step explanation:

writing out the integers as square roots,

√1, √4. √9, √16, √25, √36, √49, √64

62 is between 49 and 64, so we know √62 is between √49 and √64

√49 = 7

√64 = 8

√62 is between integers 7 and 8

Seven percent of people receiving your email opened it. Two percent of people receiving your email clicked a link. Of those who opened the email, what percent clicked a link?

A.29%
B.30%
C.32%
D.33%

Answers

Answer:

answer A

Step-by-step explanation:

Final answer:

The question is about conditional probability. Assuming that the 2% who clicked the link are among the 7% who opened the email, around 29% of the people who opened the email clicked a link. Hence, option A is the correct answer.

Explanation:

This question deals with the concept of conditional probability in mathematics, specifically percentages. Assuming that the 2% who clicked the link are among the 7% who opened the email, we want to find out what percent of the 7% clicked the link.

We calculate it like this:

First, remember that 2% of people clicked a link. That's our numerator.Then, remember that 7% of people opened the email. That's our denominator.Divide the numerator by the denominator to get the answer: 2 ÷ 7 = 0.2857 (rounded to four decimal places).

So, around 29% (rounding up) of the people who opened the email clicked a link, which makes option A the correct answer.

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A silo in the shape of a cylinder is partially filled with corn to cows. The corn fills 50% of the height of the silo. What is the approximate volume of the part of the silo that is filled with corn if the silo is 12ft in diameter and 60ft high?

Answers

The volume of the part of silo filled with corn is 3391.2 cubic foot.

Step-by-step explanation:

Diameter of the silo = 12ft.

Radius = 6 ft.

Height = 60ft.

Volume = π(r x r) h

= (3.14) (36) 60

= 6782.4 cubic foot

The corn is 50% filled. So,

Volume of corn filled = (50/100) (6782.4)

= 3391.2 cubic foot

The volume of the part of silo filled with corn is 3391.2 cubic foot.

34
56
100

What is the value of a ?

Answers

Answer:

a=68 degrees

Step-by-step explanation:

using the inscribed angle theorem, you know that arc a=2*34=68 degrees.

The measure of the value of a is 64 degrees

What is Circle?

A circle is a shape consisting of all points in a plane that are at a given distance from a given point, the centre.

We have to find the value of a

The measure of arc opposite to the central angle is twice

1/2a=34 degrees

Apply cross multiplication

a=2×34

=64 degrees

Hence, the measure of the value of a is 64 degrees

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5 employees in a company are male. the company employees a total of 20 employees. what percentage of employees are male

Answers

Answer: 25%.

Step-by-step explanation:

5/20= 0.25 or 25%

25%
Explanation the fraction 5/20 is equal to .25 you would then take that decimal and multiply it by 100 to receive 25%

You are riding in a taxi that charges a $10 flat fee, plus an additional $2 per
mile

Let C be the total cost of the ride and M be miles. Write an expression
relating C to M.

Answers

Answer:

C= 2M + 10

Step-by-step explanation:

In this equation, we will calculate the total cost. So, we'll start off with "C =" Then, we know tat the charge is $2 per mile so we'll add it and make C = 2M. Then, it states that the flat fee is 10 dollars which makes the equation

C = 2M +10.

Answer:

C = 2M + 10

Step-by-step explanation:

To write this equation, we will use slope-intercept form: y = mx+b

In this problem, C is y and M is x, so: C = mM + b

m is the slope, or the rate of change, and b is the y-intercept.

The y-intercept in this problem is the $10 flat fee.

The rate of change is the additional $2 per mile.

Let's input these values into our equation:

C = 2M + 10


1) Simplify the expression.
2(-9+9v)

Answers

Your Answer is :

-18+18v

If the zeros are 1 and -4, what are the factors?

Answers

Answer:

(x - 1) and (x + 4)

Step-by-step explanation:

Given the zeros of a polynomial, say x = a, x = b then the factors are

(x - a), (x - b) and the polynomial is the product of the factors, that is

f(x) = (x - a)(x - b)

Here the zeros are x = 1 and x = - 4, thus the factors are

(x - 1) and (x - (- 4)), that is (x - 1) and (x + 4)

Solve the problem below and enter your answer in the space provided.
(2 x 3) x (3 x2) x (2 x 4) = ?

Answers

Look at the attached picture

Hope it will help u...

What’s the definition of dependent events?

Answers

Answer:

An event that is affected by previous events.

Step-by-step explanation:

I'm not sure but I think that's it.

Answer:

Dependent events depends on earlier events to decide if it is used or not.

An example of a dependent event can be the choice of ice cream. Before the person is asked what ice cream they want, they may have been asked what dessert they want. The event of "asking for a choice of ice cream", is dependent on the person stating that they wanted ice cream in the beginning. If they said anything else, they would not get to that question.

~

How are the volume formulas of prisms and cylinders similar? How are they
different?

Answers

Answer:

They are both similar in the way that the formula is base multiplied by height. They are different because of the type of shape on the base.

Step-by-step explanation:

hope this helps

What value of y makes this equation true?
-12 = 6 + 2/3y

Answers

-12 = 6 + 2/3y

Subtract 6 from both sides

-18 = 2/3y

Multiply both sides by 3

-54 = 2y

Divide both sides by 2

-27 = y

Answer:

i will tell the answer call 6823082898

Step-by-step explanation:

How do you create zero pairs using algebra tiles?
Add a positive unit tile to a negative unit tile.
Add a positive unit tile to a positive unit tile.
Add a negative x-tile to a negative x-tile.
Add a negative x-tile to a positive unit tile.

Answers

Answer:

A) Add a positive unit tile to a negative unit tile.

Step-by-step explanation:

Add a positive unit tile to a negative unit tile.

1 + (-1)

1 - 1

0

I need help in solving this problem ASAP!

Answers

Answer:

? = 24, AB = 8.66 (square root of 75, 5 times the square root of 3)

Step-by-step explanation:

Since the whole length equals 27, we can subtract 3 to get 24. The proportion is a setup for geometric mean. This means cross-multiplying. X x X = X^2, 3 x 24 = 72. Square root both sides to get X by itself. [tex]3\sqrt{8} \\[/tex]. Use Pythagoreans to solve the rest. You are left with the square root of 75, or 5 times the square root of 3.

need help asap it IS NOT 25

Answers

Area for a quadrilateral is basexheight

Base is 5 and the height is 10

Answer: 5x10 = 50 :)

Answer:

50

Step-by-step explanation:

5*10

ratio question
I will mark brainliest

Answers

2 m  -  polyester fabric: 4, cotton fabric: 14

6 m  -  polyester fabric: 12, cotton fabric: 42

8 m  -  polyester fabric: 16, cotton fabric: 56

9 m  -  polyester fabric: 18, cotton fabric: 63

check:

2 m: 4/14=2/7

6 m: 12/42=2/7

8 m: 16/56=2/7

9 m: 18/63 = 2/7

A group of 4 people go out to eat. They split the bill so that each person pays 1/4 of the total price appetizers is $6 main dish is $9 write an expression to show how much each person pays

Answers

Answer:

(6 + 9) / 4

Step-by-step explanation: you have to add the costs of the appetizers and the main dish ( 6 + 9 ). then you have to divide the sum by 4 since there are 4 people in total ( /4 ).


The first-, and second-year enrollment values for a technical school are shown in the table below:

Enrollment at a Technical School
Year (x)
First Year f(x)
Second Year t(x)
2009
756
756
2010
785
740
2011
710
781
2012
732
710
2013
755
800


Which of the following statements is true based on the data in the table?

The solution to s(x) = t(x) is x = 781.
The solution to s(x) = t(x) is x = 2011.
The solution to s(x) = t(x) is x = 756.
The solution to s(x) = t(x) is x = 2009.

Answers

Answer:

D.  The solution to s(x) = t(x) is x = 2009.

Step-by-step explanation:

I took the test and got it right!

Have a great day fam :)

(D) The solution to [tex]s(x)=t(x)[/tex] is [tex]x=2009[/tex].

Enrollment:

Enrollment can mean:

The process of beginning school attendance is called matriculation.The process of adding something to a roll or scroll.The entire student body is duly registered and/or present in a school.Concurrent enrollment refers to the practice of high school students enrolling in a university or college, typically to get college credit.The involvement of humans in a clinical experiment.Adding a user's credentials to the authentication system through biometrics.The procedure for getting added to a voter list.Being a member of an American Indian tribe that has federal recognition.A trilobite's protective curling over its tender ventral organs.Solution -

Enrollment values of [tex]2009[/tex] are [tex]756[/tex] and [tex]756[/tex].

Since [tex]756=756[/tex].

Therefore, the correct option is (D) the solution to [tex]s(x)=t(x)[/tex] is [tex]x=2009[/tex].

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Austin checks the temperature at 10:00 pm. He notices if the temperature
Falls by 5 more degrees, it will break the record-low temperature for that date,
which is 26 degrees.
If y = the temperature in degrees at 10:00 p.m., which mathematical sentence
expresses the information above?
O A. T-5< 26
O B. T-5 > 26
O C. T+5> 26
O D. T+ 5 < 26

Answers

A is it whahvgib big

The correct mathematical sentence to represent the situation where the temperature at 10:00 pm (T), if reduced by 5 degrees, would break the record-low of 26 degrees, is T - 5 < 26, which is Option A.

The mathematical expression that represents the situation where Austin checks the temperature at 10:00 pm, and if it falls by 5 more degrees it will break the record-low temperature for that date, which is 26 degrees. The correct mathematical sentence that expresses this information is:

T - 5 < 26

This is because if the temperature at 10:00 p.m., represented by T, falls by 5 degrees and becomes less (<) than 26 degrees, it would break the record-low temperature.

Therefore, the answer is Option A.

The score on an exam from a certain MAT 112 class, X, is normally distributed with μ=78.1 and σ=10.8.

NOTE: Assume for the sake of this problem that the score is a continuous variable. A score can thus take on any value on the continuum. (In real life, scores are often treated as if they were continuous values but are actually discrete in most cases.)

(a) Write the event ''a score less than 67.1'' in terms of X:
.

(b) Find the probability of this event:
(c) Find the probability that a randomly chosen score is greater than 89.1:
.

(d) Find the probability that a randomly chosen score is between 67.1 and 89.1:

Answers

a) [tex]X<67.1[/tex]

b) 0.1539

c) 0.1539

d) 0.6922

Step-by-step explanation:

a)

In this problem, the score on the exam is normally distributed with the following parameters:

[tex]\mu=78.1[/tex] (mean)

[tex]\sigma = 10.8[/tex] (standard deviation)

We call X the name of the variable (the score obtained in the exam).

Therefore, the event "a student obtains a score less than 67.1) means that the variable X has a value less than 67.1. Mathematically, this means that we are asking for:

[tex]X<67.1[/tex]

And the probability for this to occur can be written as:

[tex]p(X<67.1)[/tex]

b)

To find the probability of X to be less than 67.1, we have to calculate the area under the standardized normal distribution (so, with mean 0 and standard deviation 1) between [tex]z=-\infty[/tex] and [tex]z=Z[/tex], where Z is the z-score corresponding to X = 67.1 on the s tandardized normal distribution.

The z-score corresponding to 67.1 is:

[tex]Z=\frac{67.1-\mu}{\sigma}=\frac{67.1-78.1}{10.8}=-1.02[/tex]

Therefore, the probability that X < 67.1 is equal to the probability that z < -1.02 on the standardized normal distribution:

[tex]p(X<67.1)=p(z<-1.02)[/tex]

And by looking at the z-score tables, we find that this probability is:

[tex]p(z<-1.02)=0.1539[/tex]

And so,

[tex]p(X<67.1)=0.1539[/tex]

c)

Here we want to find the probability that a randomly chosen score is greater than 89.1, so

[tex]p(X>89.1)[/tex]

First of all, we have to calculate the z-score corresponding to this value of X, which is:

[tex]Z=\frac{89.1-\mu}{\sigma}=\frac{89.1-78.1}{10.8}=1.02[/tex]

Then we notice that the z-score tables give only the area on the left of the values on the left of the mean (0), so we have to use the following symmetry property:

[tex]p(z>1.02) =p(z<-1.02)[/tex]

Because the normal distribution is symmetric.

But from part b) we know that

[tex]p(z<-1.02)=0.1539[/tex]

Therefore:

[tex]p(X>89.1)=p(z>1.02)=0.1539[/tex]

d)

Here we want to find the probability that the randomly chosen score is between 67.1 and 89.1, which can be written as

[tex]p(67.1<X<89.1)[/tex]

Or also as

[tex]p(67.1<X<89.1)=1-p(X<67.1)-p(X>89.1)[/tex]

Since the overall probability under the whole distribution must be 1.

From part b) and c) we know that:

[tex]p(X<67.1)=0.1539[/tex]

[tex]p(X>89.1)=0.1539[/tex]

Therefore, here we find immediately than:

[tex]p(67.1<X<89.1)=1-0.1539-0.1539=0.6922[/tex]

The quantities xxx and yyy are proportional.

xxx yyy

888 1.61.61, point, 6

151515 333

222222 4.44.44, point, 4

Find the constant of proportionality (r)(r)left parenthesis, r, right parenthesis in the equation y=rxy=rxy, equals, r, x.

Answers

Answer:

r=0.2

Step-by-step explanation:

Given the quantities x and y

[tex]\left|\begin{array}{c|c}x&y\\---&---\\8&1.6\\15&3\\2&4.4\end{array}\right|[/tex]

When x=8, y=1.6

On Substitution into y=rx

1.6=8r

r=1.6/8=0.2

When x=15, y=3

On Substitution into y=rx

3=15r

r=3/15=0.2

When x=2, y=0.4

On Substitution into y=rx

0.4=2r

r=0.4/2=0.2

Therefore, the constant of proportionality, r=0.2

NOTE: One set of values is enough to determine this. Others are done for verification.

Answer:

R = 1/2

Step-by-step explanation:

A bag contains only red, green, brown and yellow marbles.
The probabilities of selecting each colour are shown below.
Red = 6x
Green = 2x
Brown = x
Yellow = 4x
Find the probability of selecting a brown marble.

Answers

Final answer:

To find the probability of selecting a brown marble, sum the total probability for all marble colors, solve for x, and then use the value of x to get the probability for brown which is 1/13.

Explanation:

The question involves calculating the probability of selecting a marble of a certain color from a bag containing marbles of different colors, each with a different probability of being chosen. In this particular problem, we are given that the probabilities of selecting red, green, brown, and yellow marbles are 6x, 2x, x, and 4x, respectively.

Since these are the only colors in the bag, their probabilities must add up to 1 (the total probability), so:

6x + 2x + x + 4x = 1

Summing the multiples of x, we get:

13x = 1

Solving for x gives:

x = 1/13

We can now find the probability of selecting a brown marble, which is just x:

Probability of brown = x = 1/13.

Final answer:

The probability of selecting a brown marble from the bag can be found by dividing the number of brown marbles by the total number of marbles in the bag, which is 1/13.

Explanation:

The probability of selecting a brown marble can be found by dividing the number of brown marbles by the total number of marbles in the bag. Since the bag contains four different colors of marbles, the total number of marbles is 6x + 2x + x + 4x = 13x. The number of brown marbles is x. So, the probability of selecting a brown marble is:



P(Brown) = x / (6x + 2x + x + 4x) = x / 13x = 1/13

Which sentence uses a present participle form of a verb?


A)
Reading every day is a great habit to get into.


B)
The neighborhood pond is teeming with large fish.


C)
The manager is interested in hearing your comments.


D)
Would you like to walk home or do you prefer taking the bus?

Answers

Final answer:

Option C is correct as it uses the present participle 'hearing' in a participial phrase, which acts as an adjective.

Explanation:

The present participle form of a verb can be identified by its -ing ending and is often used as part of the present progressive tense or as a participial phrase acting as an adjective. Looking at the provided options, sentence A) Reading every day is a great habit to get into uses the present participle reading as a gerund, acting as the subject of the sentence. Sentence C) The manager is interested in hearing your comments uses the present participle hearing in a participial phrase, functioning as an adjective to describe the comments. Therefore, the correct answer is C as it contains a present participle functioning as part of a participial phrase.

Solve the system of equations below.
5x + 2y = 9
2x - 3y = 15

Answers

Answer:

(3,-3)

y= -3

x= 3

Step-by-step explanation:

5x+2y=9

2x-3y=15

solve the equation

x=9/5-2/5y

2x-3y=15

substitute the value of x into an equation

2(9/5-2/5y)-3y=15

distribute

18/5-4/5y-3y=15

subtract -4/5 to -3

18/5-19/5y=15

subtract 18/5 from both sides

-19/5=57/5

divide both sides by -19/5

y= -3

substitute the value of y into an equation

x=9/5-2/5(-3)

distribute

x=9/5+6/5

add 9/5 to 6/5

x=3

--------

(3,-3)

--------

Answer:

(-3,3)

Step-by-step explanation:

A box of 15 cookies costs $9.
What is the cost for 1 cookie?

Answers

Answer:

9 / 15 = 0.60. 60 Cents. have a good day! :D <3

Please mark brainliest, and I hope this helped!

Step-by-step explanation:

Answer: $0.60

There you go.

y = x - 2
y = 3x + 4

Answers

Answer:

How does it need solved? By graphing? Substitution?

Step-by-step explanation:

Answer:

A) y = x - 2

B) y = 3x + 4   multiplying A) by -3

A) -3y = -3x +6  then adding this to B)

B) y = 3x + 4

-2y = 10

y = -5

-5 = x -2

x = -3

Step-by-step explanation:

How many sloths were spotted altogether?

Answers

Their frequencies are 1, 3, 2, 10, 2, and 1.

Add them together and you have 19 sloth sightings.

Answer:

19 sloths were spotted

Step-by-step explanation:

1+3+2+10+2+1=19

I hope that helped you :)

Substitute: StartFraction sine (45 degrees) Over a EndFraction = StartFraction sine (77 degrees) Over 8 EndFraction .

Answers

Answer:

a=5.81

Step-by-step explanation:

We want to solve for the value of a in the expression:

[TeX]\frac{sin 45}{a}=\frac{sin 77}{8}[/TeX]

Cross Multiply

8 X sin 45=a X sin 77

Divide both sides by sin 77° to obtain a.

[TeX]a=\frac{8 X sin 45}{sin 77}[/TeX]

a=5.81

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