What are symbols of inclusion

Answers

Answer 1

Answer:

Symbols of inclusion are symbols used in mathematical expressions that group terms or factors together. They indicate that when we are simplifying expressions, we are to perform what's inside the symbols first. The three types of symbols of inclusion are parentheses, brackets, and braces.

What Are Symbols Of Inclusion

Related Questions

How many numbers are a units away from 0, if a>0

Answers

The number of numbers which are a units away from 0, if a>0 is; 2 numbers

Number line and positive numbers

According to the questions;

The given premises is that a>0.

Hence, it follows that, the numbers which are a units away from 0 on the number line are;

+a and-a.

Ultimately, only two numbers; +a and -a are a units away from 0.

Read more on number line;

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Answer:

2 numbers

Step-by-step explanation:

Factor completely x3 6x2 8x 48. (x − 6)(x2 − 8) (x − 6)(x2 8) (x 6)(x2 − 8) (x 6)(x2 8).

Answers

By takin common we got that factorization of [tex]x^3+6x^2+8x+48[/tex] is [tex](x+6)(x^2+8)[/tex]

What is factorization ?

factorization is writing a expression as a product of several factors.

Given polynomial

[tex]x^3+6x^2+8x+48[/tex]

We can factorize it as

Taking [tex]x^2[/tex] common from first two terms and 8x common from last two terms

[tex]x^2(x+6)+8(x+6)[/tex]

Taking (x+6) common

[tex](x+6)(x^2+8)[/tex]

By takin common we got that factorization of [tex]x^3+6x^2+8x+48[/tex] is [tex](x+6)(x^2+8)[/tex]

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Answer:

The answer is D (x+6)(x^2+8)

Step-by-step explanation:

im not the best at explaning but this is the only answer that makes sense have a good day! :)

Samantha owes her brother fifty dollars. Each week she pays off 2 dollars of the debt to her brother repeats the amount owed as a positive number.
After how many weeks did Samantha owe her brother fourth four dollars

Answers

Answer:

It take her 25 weeks

Step-by-step explanation:

2÷50

The usual price of a bottle of champagne was $52. Stanley sold the bottle of champagne to Eugene for $59.80.
Find the percentage increase in price.

Answers

Answer:

u get 59.08 divide by 52 multiply by 100% u get da answer

What is the distance between the points located at 7 and 1 1/2 on the number line?

Answers

Answer:

Your answer is 8 1/2

Step-by-step explanation:

Hope this helps, love <3

Answer:

A

Step-by-step explanation:

Your answer is A...Because 7 to 6=1

7 to 6=1

7 to 5=2

7 to 4=3

7 to 3=4

7 to 2=5

And to 1.5 isn is 0.5 so 5.5 also known as 5 1/2

Or 55%

Hope it helps have a great afternoon

Question 11 of 20
What is the mode of the following data values?
54, 78, 26, 36, 26

Answers

The mode of a data set is the most frequently occurring value (the value that occurs the most)

We see each number once except for 26, which is there twice. There are no other numbers that are there twice other than 26, so 26 is the mode of the data set.

Answer this math word bank:
alternate interior angles, alternate exterior angles, vertical angles, adjacent angles, linear pair corresponding angles use the word bank and fill in the blanks (words will only be used once) < a and < b are ______________________ and __________________ angles. < b and < f and 55° are ____________________ angles. < a

Answers

The relationship between the angles depend on their relative positions.

Response:

∠a and ∠c are Vertical angles∠a and ∠b are Adjacent angles and linear pair angles∠b and ∠h are Alternate interior angles∠f and 55° are Alternate exterior angles∠a and ∠e are Corresponding angles

How can the different angles formed be identified?

The possible drawing in the question created based on the relationship between the angles is attached.

∠a and ∠c;

Vertical angles: Opposite angles formed by intersecting lines

∠a and ∠b

Adjacent angles: Angles that share a common sideLinear pair angles: Adjacent angles that sum up to 180° or form a straight line

∠b and ∠h

Alternate interior angles: Angles formed on the opposite side of a transversal intersecting two coplanar lines, and in the interior region between the lines

∠f and 55°

Alternate exterior angles: Angles formed on the exterior region between two lines having a common transversal and on the opposite sides of the transversal

∠a and ∠e

Corresponding angles: Angles formed in similar positions relative to a transversal and the two lines intersected.

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I need help with number 4

Answers

Answer: 5

Step-by-step explanation:

Setting them equal (since both are equal to f(x)), we get:

-5x+8 = -17

-5x=-25

x=5

If a star is 17 light-years away, how long does the light from the star take to reach earth?.

Answers

Answer:

17 years

Step-by-step explanation:

a light year is a measurement of distance where each light year is equal to the distance light would travel in a year

Which relationships describe angles 1 and 2?

Select each correct answer.


complementary angles

adjacent angles

supplementary angles

vertical angles

Answers

Answer: Supplementary angles

Step-by-step explanation:

Bye have a nice day.

Answer:

does this help answer your question? Answer: They are supplementary angles, because angle 1 + angle 2 = 180° , i.e. they form a line.

Step-by-step explanation:

I would suggest that you memorize these -

    1. Complementary angles always =90°

For example, 30 degrees and 60 degrees are complementary angles.

    2. Adjacent angles are two angles that have a common side and a common vertex (corner point) but do not overlap in any way. (share a side)

    3. Supplementary angles are those that in sum give 180°.

    4. Vertical angels ---- each of the pairs of opposite angles made by two intersecting lines.

So, what have you learned? You learned that complementary angles are two angles that add up to 90 degrees, supplementary angles are two angles that add up to 180 degrees, vertical angles are opposite angles at an intersection of two straight lines, and adjacent angles are two angles that are next to each other.

Anyone know the answer to this?

Answers

Answer:

lmk if something doesnt add up

Step-by-step explanation:

I hope it helps

Identify the key features of the parabola that is formed by the equation

the y-intercept

the vertex

Is the vertex a maximum/minimum?


Round your answers to the nearest whole number.

Answers

Answer:

y-intercept: 58vertex: (2, 78) -- a maximum

Step-by-step explanation:

The negative leading coefficient tells you this parabola opens downward, so the vertex will be a maximum. The constant is the y-intercept, which is 58.

__

The vertex is nicely found using a graphing calculator, but can also be found algebraically. The x-value is ...

  x = -b/(2a) = -19.8/(2·(-4.9)) = 19.8/9.8 = 99/49 ≈ 2.02041

The value of f(99/49) is ...

  f(99/49) = (-4.9(99/49) +19.8)(99/49) +58 = (9.9)(99/49) +58 ≈ 78.002

The location of the vertex is approximately ...

  (x, y) ≈ (2.0204, 78.002) ≈ (2, 78)

Which binomial is a factor of 9x2 – 64? 3x – 8 9x – 32 3x 32 9x 8.

Answers

Answer:

Step-by-step explanation:

9x^2 - 64 = (3x - 8)(3x + 8)

3x - 8 is a factor

1.
The expected probability of rolling an even number in 1 roll of a fair cube with faces numbered 1 through 6 is 1/2 When the cube was rolled 20 times, an even number came up 15 times, or 3/4 of the time. When the same cube was rolled 100 times, an even number came up 51 times, or almost 1/2 the time. Why are the actual results closer to the expected probability of 1/2 when rolling the cube 100 times?

Answers

Using the Central Limit Theorem, it is found that a larger sample size reduces the variability, that is, the experimental probabilities will be closer to the theoretical probabilities, which explains why the actual results are closer to the expected probability of 1/2 when rolling the cube 100 times.

What does the Central Limit Theorem states?

It states that for a proportion p in a sample of size n, the sampling distribution of sample proportion is approximately normal with mean [tex]\mu = p[/tex] and standard error [tex]s = \sqrt{\frac{p(1 - p)}{n}}[/tex], as long as [tex]np \geq 10[/tex] and [tex]n(1 - p) \geq 10[/tex].

That is, the standard error is inverse proportional to the square root of the sample size, hence a larger sample size reduces the variability, that is, the experimental probabilities will be closer to the theoretical probabilities, which explains why the actual results are closer to the expected probability of 1/2 when rolling the cube 100 times.

More can be learned about the Central Limit Theorem at https://brainly.com/question/16695444

Please help me, I'm so lost! If you can explain it to me, I will give brainliest!

Answers

Answer:

     40

y = ----

      3

Step-by-step explanation:

[tex]\\ \rm\rightarrowtail \dfrac{3y-8}{12}=\dfrac{y}{5}[/tex]

[tex]\\ \rm\rightarrowtail 5(3y-8)=12y[/tex]

[tex]\\ \rm\rightarrowtail 15y-40=12y[/tex]

[tex]\\ \rm\rightarrowtail 3y=40[/tex]

[tex]\\ \rm\rightarrowtail y=40/3[/tex]

16.
.

The number of economy-size cars rented in w weeks is represented by 152 + 3w. The number of full-size cars

rented in w weeks is represented by 99 + 2w. Write a simplified polynomial that represents how many more

economy cars are rented in w weeks than full-size cars.

Answers

The simplified polynomial that represents how many more economy cars are rented in w weeks than full-size cars is 53 - w.

Linear equation:

Linear equation is an equation in which the highest power of the variable is equals to one.

Therefore, the number of economy-size cars rented in w weeks is represented as follows:

152 + 3w

The number of full-size cars rented in w weeks is represented as follows:

99 + 2w

where

w = number of weeks

A  simplified polynomial that represents how many more economy cars are rented in w weeks than full-size cars is as follows:

152 + 3w - (99 + 2w)152 + 3w - 99 - 2w53 - w

learn more on polynomial here: https://brainly.com/question/2566362

Help me with this please I need this done today

Answers

Answer: See below

Step-by-step explanation:

Rewrite in vertex form

f(x) = 2x^2-8x+1

f(x) = 2(x^2-4x) + 1

f(x) + ? = 2(x^2 -4x +?) + 1

To find ?, calculate (b/2)^2, in this case, b is 2

(2/2)^2

= 4

f(x) + 4 = 2(x^2 -4x +4) + 1

f(x) + 2*4 = 2(x^2 -4x +4) + 1

f(x) = 2(x-2)^2 -7

Vertex: (2, -7)

Minimum:  (2 -7) - Same as the vertex

Polygon ABCDE is composed entirely of straight-line segments with lengths and right angles as indicated. Line segment AB is parallel to line segment EC (not shown). Compute the length of line segment AB

Answers

It should be noted that a polygon is a flat two dimensional closed shape that has straight sides.

What is a polygon?

Your information is incomplete. Therefore, an overview of a polygon will be given.

A polygon simply means a plane figure which is described by a finite number of straight line segments that are connected in order to form a closed polygonal chain.

In this case, the length of a line segment can be measured by simply measuring the distance between the two endpoints.

It's simply the path between two points that has a definite length that can be measured.

Examples of polygon include triangles, quadrilateral, pentagon, etc.

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Ben owns an ice cream shop. Last quarter's income was $9,000; his cost of goods was $575, and his total expenses were $5,000.

What is Ben's Gross Profit for the last quarter?

Click this link to open the Business Financials Part 2 Study Guide to view the formula used for this problem!

Type a comma to separate the digits and type the $ symbol when you enter your answer as shown below:

Example: $15,300

Answers

Answer: $8,425

Step-by-step explanation:

•Gross Profit = Income - Cost of Goods

- Ben's Income was $9,000 and his cost of goods were $575.

-Therefore, $9,000 - $575 = $8,425

9// Please help for 20 points!! thank you if you help

Answers

Did you figure out the answer
Answer : y = -3x + 2

From the table the x and y values can be grouped as ordered pairs
i.e (x,y)
(1,-1) ,(2,-4) , (3,-7) as (x1,y1) , (x2,y2) and (x3,y3) respectively

[(y-y1)/(x-x1)] = [(y3-y2)/(x3-x2)]

[(y-(-1))/(x-(1))] = [((-7)-(-4))/((3)-(2))]

(y+1)/(x-1) = (-7+4)/(3-2)

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

Cross multiply

(y+1)=-3(x-1)

y+1 = -3x + 3

y = -3x + 3 -1

y =-3x + 2

Two different cars each depreciate to 60% of their respective original values. The first car depreciates at an annual rate of 10%. The second car depreciates at an annual rate of 15%. What is the approximate difference in the ages of the two cars? 1. 7 years 2. 0 years 3. 1 years 5. 0 years.

Answers

The approximate difference in the ages of the two cars, which  depreciate to 60% of their respective original values, is 1.7 years.

What is depreciation?

Depreciation is to decrease in the value of a product in a period of time. This can be given as,

[tex]FV=P\left(1-\dfrac{r}{100}\right)^n[/tex]

Here, (P) is the price of the product, (r) is the rate of annual depreciation and (n) is the number of years.

Two different cars each depreciate to 60% of their respective original values. The first car depreciates at an annual rate of 10%.

Suppose the original price of the first car is x dollars. Thus, the depreciation price of the car is 0.6x. Let the number of year is [tex]n_1[/tex]. Thus, by the above formula for the first car,

[tex]0.6x=x\left(1-\dfrac{10}{100}\right)^{n_1}\\0.6=(1-0.1)^{n_1}\\0.6=(0.9)^{n_1}[/tex]

Take log both the sides as,

[tex]\log 0.6=\log (0.9)^{n_1}\\\log 0.6={n_1}\log (0.9)\\n_1=\dfrac{\log 0.6}{\log 0.9}\\n_1\approx4.85[/tex]

Now, the second car depreciates at an annual rate of 15%. Suppose the original price of the second car is y dollars.

Thus, the depreciation price of the car is 0.6y. Let the number of year is [tex]n_2[/tex]. Thus, by the above formula for the second car,

[tex]0.6y=y\left(1-\dfrac{15}{100}\right)^{n_2}\\0.6=(1-0.15)^{n_2}\\0.6=(0.85)^{n_2}[/tex]

Take log both the sides as,

[tex]\log 0.6=\log (0.85)^{n_2}\\\log 0.6={n_2}\log (0.85)\\n_2=\dfrac{\log 0.6}{\log 0.85}\\n_2\approx3.14[/tex]

The difference in the ages of the two cars is,

[tex]d=4.85-3.14\\d=1.71\rm years[/tex]

Thus, the approximate difference in the ages of the two cars, which  depreciate to 60% of their respective original values, is 1.7 years.

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In which graph does line L have a negative slope?

Answers

Choice 1.
Explanation:
You can see the line decreasing so that means the slope should be negative. (every time the line decreases the slope is negative, when it increases the slope is positive)

Graph 1.

You have to look at the graph from left to right. If the starting point of the graph is higher than the endpoint, that means that the slope is negative. If the starting point is lower than the end point, it means the slope is positive.

I need help
I will give BRAINLY and
FIVE STARS PLUS THANKS

Answers

Answer:

8 to 7

Step-by-step explanation:

5/7 to 5/8 = 40/56 to 35/56

We then have:

5/7 to 5/8 = 40 to 35

Now...

40 to 35 = 8 to 7

P.S: These colons ':' mean the same as 'to' in ratios

Please help! The table shows the results of rolling a number cube with sides labeled 1 through 6 several times.

Answers

Answer: I think the answer is 3

Step-by-step explanation:

13 ft :10 ft 18 ft Find the area of the trapezoid. [? ] square feet Hint: The formula for the area of a trapezoid is: (b17b2). h​

Answers

the area is 29473
i just need points

someone please answer this, ill give you brainliest and your getting 100 points.

Answers

Answer:

A, C, and D

Step-by-step explanation:

Graph both equations on Desmos or a graphing utility. Make sure you have entered the inequality correctly. You see an area with both red and blue shaded. The area with both colors is where the solutions are. Looking at the graph, A, C and D are in the double shaded region.

How many triangles can be formed with segments measuring 4. 7 m, 1. 6 m, and 2. 9 m? none one more than one.

Answers

The sum of the length of the two sides of the triangle must be greater than the length of the third side. None of the triangles is formed. Then option A is correct.

What is the triangle?

Triangle is a polygon that has three sides and three angles. The sum of the angle of the triangle is 180 degrees.

The sides of the triangle are 4.7 m, 1.6 m, and 2.9 m.

The condition will be

[tex]1.6 + 2.9 \ngtr 4.7[/tex]

We know that the sum of the length of two sides of the triangle must be greater than the length of the third side.

Hence, none of the triangles is formed.

Thus, option A is correct.

More about the triangle link is given below.

https://brainly.com/question/25813512

Answer:

A

Step-by-step explanation:

Write in standard form the equation of a line that is perpendicular to 2x-5y=7 and has the same y- intercept as the line 7x-2y=-9

Will give Brainliest
No links please- will be re ported

Answers

Answer:

5x + 2y = 9

Step-by-step explanation:

Find the slope of the line that is perpendicular to 2x - 5y = 7 :

m= [tex]\frac{-5}{2}[/tex]

Find the y - intercept of the function:

b = [tex]\frac{9}{2}[/tex]

substitute m= [tex]\frac{-5}{2}[/tex] and b = [tex]\frac{9}{2}[/tex] into y = mx + b :

y =  [tex]\frac{-5x}{2}[/tex] +  [tex]\frac{9}{2}[/tex]

y = 5x + 2y = 9

(PLEASE HELP)
Find the area of the parallelogram.

Answers

Answer:

Step-by-step explanation:

A = bh


B = 7

H=10

7x10 =70m

The area of the triangle is 11.02 square centimeters. What is the length of the base if the height is 2.9?

Answers

Answer:

7.6

Step-by-step explanation:

area of triangle=1/2(bxh)

make equation

11.02=1/2(2.9b)

solve

22.04=2.9b

7.6=b

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