What is the interval notation for all real numbers?

Answers

Answer 1

Answer:

15 15 17 17 19 30

Step-by-step explanation:

to ne and to 69 04 16 97 50 27


Related Questions

Aaliyah has $82,845 in a savings account that earns 12% annually. The interest is not
compounded. How much interest will she earn in 5 years?

Answers

Answer:

$49707

Step-by-step explanation:

Amount of 12% simple interest for 5 years on sum of $82845 is:

$82845*5*(12/100) = $49707
☆Answer :

$82,845 × 12% × 5

= $82,845 × 0.6

= $49,707

please help with this :( I will give brainlyest

Answers

Answer:

27 or 53

Step-by-step explanation:

53

La temperatura de un congelador bajó de 3 °C a −9 °C en 3 horas. Si la temperatura del congelador bajó en la misma cantidad de grados cada hora, ¿qué temperatura tenía el congelador al completarse la primera hora?

Answers

Usando proporciones, se encuentra que al final de la primera hora, el congelador tenía una temperatura de -1ºC.

Este problema se resuelve por proporciones. En 3 horas, la temperatura bajó 12ºC, puesto que [tex]3 - (-9) = 12[/tex].

La temperatura del congelador bajó en la misma cantidad de grados cada hora, o sea, en la primera hora, la cantidad que bajo es:

[tex]\frac{12}{3} = 4[/tex]

4ºC bajo a 3ºC es:

[tex]3 - 4 = -1[/tex]

O sea, al final de la primera hora, el congelador tenía una temperatura de -1ºC.

Un problema similar es dado en https://brainly.com/question/24617308

Which transformations map the strip pattern onto itself?

A) a horizontal translation only
B) a horizontal translation, a reflection across a vertical line, and a 180° rotation
C) a horizontal translation and a 180° rotation only
D) a horizontal translation and a glide reflection

Answers

Answer:

a horizontal translation and a glide reflection

Step-by-step explanation:

took it

Bridget, Brian & Caroline share some money in the ratio 4 : 9 : 4.In total, Bridget and Caroline receive £48.How much does Brian get?

Answers

Answer:

£54

Step-by-step explanation:

According to the ratio:

Bridget = 4/17

Brian = 9/17

Caroline = 4/17

____

So if Bridget and Caroline receive £48, that would mean £48 is 8/17 of the total amount. We can find 1/17 of the money by dividing £48 by 8.

48 / 8 = 6

And then multiply that by 9 to find 9/17 of the money (the amount Brian has).

6 x 9 = 54

Find LK if JL=20 and JK=40

Answers

Answer:

is the answer 30?

Step-by-step explanation:

in JL, L alone is 10, and JL is a combined total. And in JK, K alone is 20.

So wouldn't the answer be 30 if you add up L and K?

help pls ill give u brainliest <3 ​

Answers

ANSWER ⬇️

............................

➡️60

Answer for a cookie
A
B
C
D
?

Answers

Answer:

I think A option is correct

Step-by-step explanation:

because the time and the distance is same

Answer:

A

Step-by-step explanation:

123456789101112113141516

Which of the following are true statements about the expression -9+9

Answers

Answer:

B and D

Step-by-step explanation:

The answer is D and A

Yea I need help hehehe

Answers

4/5
you can use the calculator hehe

Which rational number equals 0 point 6 with bar over 6? (5 points) a 2 over 3 b 6 over 10 c 4 over 5 d 6 over 5

Answers

9514 1404 393

Answer:

  a.  2/3

Step-by-step explanation:

The bar over the 6 means the digit is repeated indefinitely. A bit of algebra can turn a repeating decimal into a fraction. Let x represent the value of the repeating decimal.

  [tex]x=0.6\overline{6}\\\\10x=6.6\overline{6}\\\\10x-x=6.6\overline{6}-0.6\overline{6}\\\\9x=6\\\\x=\dfrac{6}{9}=\boxed{\dfrac{2}{3}}[/tex]

__

The attachment shows the long division of 2/3 gives a repeating decimal with a repeating digit of 6. You can tell the quotient repeats when the new dividend (after subtraction) is equal to a dividend you have seen before. In this case, the dividend is repeatedly 20, and the quotient digit is repeatedly 6.

The point of the long division is to show you that 2/3 is the correct answer choice for a rational number equivalent to 0.666...(repeating).

Sheila buys two concert tickets from her friend. She pays $90 for the two tickets. She looks at the tickets and sees that each ticket has a face value of $52.50.

Part A: How much of a markdown did her friend give Sheila?

Part B: What was the percent markdown, rounded to the nearest whole percent?

Answers

Answer:

$15

I don't know the percentage.

Step-by-step explanation:

50 + 50 = 100,    2 + 2 = 4,      .50 + .50 = 1

100 + 4 = 104 + 1 = 105

100 - 90 = 10 plus the 5 left-over = 15

My math can Somone please help me I will give you a lot of points. I have another part of the page to do help mee

Answers

A-7
B 4
D-2
E 2
That’s the answer, I’m not sure if you need the other ones

Which of the following represents the graph of f(x) = 4x + 2? (5 points)

Answers

Answer:

f(X)=4x+2=5x Answer

This is a chapter of relation and function

what is -2 ¼ + (5 ¾) =

Answers

Answer:

3 1/2

Step-by-step explanation:

remove the parentheses and rewrite the sum to (-2+5)+(-1/4+3/4) calculate it and it's 3+1/2 then you write it as a mixed number so then it's 3 1/2

graph the line that represents the equation y=-2/3× +1

Answers

Answer:

answer below

Step-by-step explanation:

hope this helps

y=-⅔ here is the graph hope it will help you

A contractor is roofing a house. The contractor considers a roof to be steep when the roof rises 5 in., or more, for every
12 in, it runs. The following graph is a model of how steep the roof is. Does the contractor believe the roof is steep, and
what is the slope of the roof?

Answers

Using the slope, it is found that the correct option is:

No, the contractor does not believe the roof is steep because the slope is 0.

Given two points, [tex](x_0, y_0)[/tex] and [tex](x_1, y_1)[/tex], the slope is given by change in y divided by change in x, that is:

[tex]m = \frac{\Delta_y}{\Delta_x} = \frac{y_1 - y_0}{x_1 - x_0}[/tex]

The slope measures the inclination of a graph, and if it is zero, the graph is not steep.

In this problem, y is always the same value, hence [tex]\Delta_y = 0[/tex] and [tex]m = 0[/tex], which means that the roof is not steep, and the correct option is:

No, the contractor does not believe the roof is steep because the slope is 0.

A similar problem is given at https://brainly.com/question/24674549

This list shows the quantity of items purchased by customers at a particular checkout counter of a supermarket. 13, 6, 5, 9, 12, 14, 18, 4, 13, 12, 4, 3, 11, 14 Create a histogram that correctly displays the data.

Answers

Histograms are used to represent data using bars

The dataset is given as:

3, 6, 5, 9, 12, 14, 18, 4, 13, 12, 4, 3, 11, 14

Rearrange in ascending order

3, 3, 4, 4, 5, 6, 9, 11, 12, 12, 13, 14, 14, 18

Calculate the range

[tex]\mathbf{Range = 18 - 3}[/tex]

[tex]\mathbf{Range = 15}[/tex]

Using 4 classes, the class width is

[tex]\mathbf{Width = \frac{Range } 4}[/tex]

[tex]\mathbf{Width = \frac{15} 4}[/tex]

[tex]\mathbf{Width = 3.75}[/tex]

Approximate

[tex]\mathbf{Width = 4}[/tex]

So, we have the following frequency table

Class   Frequency

3 - 7               6

7 - 11               1

11 - 15              6

15 - 19             1

See attachment for the histogram

Read more about histograms at:

https://brainly.com/question/14421716

What is the percent of increase from 20 to 31?

Answers

To find percent increase you find the difference between the two numbers and divide it by the original number then multiply by 100 (to make it a percentage)

So:
31 - 20 = 11
11/20 x 100 = 55%

Hope this helps!

Find the perimeter and area of the shape based on the information provided.

Answers

Answer:

Area of the shape=241.2cm^2

Perimeter of the shape=76.08cm

Step-by-step explanation:

Find the base for the first triangle = tan(75°)=O/A

= A=30/tan(75°)

=A = 8.04cm (2decimal place)

Area of first triangle= 1/2×Base×height

=1/2×8.04cm×30cm

=120.6cm^2

So total area for the shape is = 2×120.6cm^2

=241.2cm^2

Perimeter of the shape = 2(30cm+8.04cm)

=76.08cm

simplify 10x^2 - 8 + 3x +5 - 6x^2 - 6x

please show steps

Answers

Answer:

1x^2-5

Step-by-step explanation:

10x^2+3x

13x^2-6x^2

7x^2-6x

1x^2

-8+3=-5

(10x^2 – 6x^2) + (-8+5)+(3x — 6x)
=4x^2 -3 — 3x

It took a student 4 days to read 64 pages of a book. If there are 176 pages in the book, how long will it take her to read the entire book?

Answers

A student reading on their free time is unheard of, therefore this question is false

help please thank you

Answers

Answer:

110° = ∠AED

Step-by-step explanation:

Four sides polygon.  The sum of the angles = (n - 2)180; 4 - 2(180) = 360°

∠B + ∠D + ∠BCD + ∠DEB = 360°

92° + 98° + 86°  + ∠DEB = 360°

               276°  + ∠DEB = 360°

                          ∠DEB = 360° - 276°

                          ∠DEB = 84°  

Now ∠AEB + ∠BED + ∠AED = 360°    All exterior angles of any polygon = 360°

            166° + 84° + ∠AED = 360°

               250° + ∠AED = 360°

                 110° = ∠AED

GIVING POINTS PLEASE HELP)Which of the following is true?


thirteen eighteenths
seventeen eighteenths
thirteen ninths
seventeen ninths

Answers

Answer:

seventeen eighteenths

Step-by-step explanation:

all you need to do is multiply the numerator and denominator of the fraction 4/9 by 2. the numerator being the top number of 4 and the denominator being the bottom number of 9. just multiply the numbers by 2 in order that 4 becomes 8. remember whatever you do to the top you do to the bottom as well. so then you need to multiply the denominator 9 by 2 to become 18. just add the two numerators 8 and 9 to have 17 and since you're adding denominators it's going to remain 18. so now you have 17 over 18 or seventeen eighteenths.

Can Yall help me aolve this equation
3y + 15 = 2x + 15 =​

Answers

Answer:

x = 3/2y

y = 2/3x

Step-by-step explanation:

x = 3/2y

Swap sides so that all variable terms are on the left hand side

2x + 15 = 3y + 15

Subtract 15 from both sides

2x = 3y + 15 - 15

Subtract 15 from 15 to get 0

2x = 3y

Divide both sides by 2

2x/2= 3y/2

Dividing by 2 undoes the multiplication by 2

X = 3y/2

Y = 2/3x

Subtract 15 from both sides

3y = 2x + 15 - 15

Subtract 15 from 15 to get 0

3y = 2x

Divide both sides by 3

3/3y = 2/3x

Dividing by 3 undoes the multiplication by 3

y = 2/3x

The value of y is directly proportional to the value of x. If y = 25 when x = 120, what is the value of y when x = 72?

Answers

Step-by-step explanation:

y directly proportional to X

y=kx

when k is constant

y is 25 and X is 120

25=k120

divide both sides by 120

25/120

k=25/120

there fore the law connecting is 25/120

what is the value of y when x = 72? 25/120*72=3

therefore y is 3

You and your friends Jamal and Carla decide to make some money during summer vacation by building and selling dog houses. To get the business started, Jamal contributes $25.55, and Carla contributes $34.45 to buy equipment and materials. You all agree that each person will earn the same amount of money after Jamal and Carla get back what they invested. Your business earns a total of $450. How much money does each person get at the end of the summer?

Answers

450 - (25.55+34.45) = 390
450 - 60 = 390
390 / 3 = 130

Which pair of triangles must be similar?

A.Triangles 1 and 2 are equilateral.

B.Triangles 3 and 4 each have an 80 degree angle.

C.Triangle 5 has a 80 degree angle and a 30 degree angle, and Triangle 7 has a 70

degree angle

D.Triangle 7 has 2 50 degree angle, and Triangle 8 has a 50 degree angle and a 100

degree angle

Answers

Answer:

Step-by-step explanation:

This question involves the concept of similar triangles.

The pair of triangles that are similar are "B and D".

A pair of triangles is termed as similar triangles if the two angles of both the triangles are equal to each other. Hence, we will check this condition for each pair given in the question.

A.

Only one angle is given to be equal for both the triangles, while the other two angles are unknown. Hence, this pair can not be termed as similar.

B.

For an isoceles triangle, two sides and two angles of the triangle are equal. Considering the 40° angle to be the equal angle, we can safely conclude that the two angles of both the triangles in the pair are the same. Hence, this pair can be termed as similar.

C.

Triangle 5 has angles: 30°, 90° and (180°-30°-90°) = 60°. While triangle 6 has angles: 30°, 70°, and (180°-70°-30°) = 80°. Since all the angles of both the triangles are different. Therefore, they can not be termed as similar.

D.

Triangle 7 has angles: 50°, 20° and (180°-50°-25°) = 105°. While triangle 6 has angles: 50°, 105°, and (180°-50°-105°) = 25°. Since all the angles of both the triangles are equal. Therefore, they can be termed as similar.

 

HELP ASAP!!! IM BEING TIMED!!

Answers

Answer:

;-;

Step-by-step explanation:

Nice ask you parent for help is all my advice ;-;

of
Which expression is equivalent to - 7?

Answers

Answer:

\(21 \sqrt{10}\)

Factor and rewrite the radicand in exponential form:\(7 \sqrt{3^{2} \times 10}\)

Rewrite the expression using \(\sqrt[n]{ab}=\sqrt[n]{a}\cdot\sqrt[n]{b}\):\(7 \sqrt{3^{2}} \times \sqrt{10}\)

Simplify the radical expression:\(7 \times 3 \sqrt{10}\)

Rewrite the expression:\((7 \times 3) \times \sqrt{10}\)

Calculate the product or quotient:\(21 \sqrt{10}\)

Answer: \(21 \sqrt{10}\)

The Question must be.. ____

Which expression is equivalent of 7/ 90

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