Which graph represents \(-14x -7y\ \textless \ 4\)? Choose 1 answer:

Answer: 55.) d

Step-by-step explanation:

Answer:

A

Step-by-step explanation:

espero que mi respuesta ayude

hope my answer helps

Answer:

blue marbles - 2/9. red marbles - 3/9 = 1/3 clear marbles - 4/9. Davis got a 2/9 chance and Tessa got a 2/8 or 1/4 chance. I don't know about the last question. it might be 5/9 but I don't know sorry.

The value of ML = 3, using the mid-point theorem of triangles.

According to the midpoint theorem, "the line segment of a triangle crossing the midpoints of two sides of the triangle is said to be parallel to its third side and also half the length of the third side."

In the question, we are given that triangle ABC is an equilateral triangle, and L, M, and N are the midpoints of BC, AB, and CA respectively.

Thus, by the midpoint theorem, we can say that:

Assuming AB = BC = AC = x units, we get:

Thus, the triangle LMN is an equilateral triangle.

Thus, MN = ML = NL.

Given MN = 3, we can write the value of ML = 3.

Thus, the value of ML = 3, using the mid-point theorem of triangles.

Learn more about the mid-point theorem of triangle at

https://brainly.com/question/9635025

#SPJ1

The given question is in Spanish. The question in English is:

"Triangle ABC is equilateral and L, M, and N are the midpoints of BC, AB, and CA respectively. If MN = 3, what is the value of ML?"

Answer:

-8 hope this helps!!!!

Step-by-step explanation:

Answer:

24

Step-by-step explanation:

Rewrite and remove the parenthesis.

(-8) x (-2 - 1)

Calculate and Multiply.

(-8) x (-3)

= 24

The hardware description languages are solved and examples are given.

Given data:

Behavioral, structural, and dataflow are three different methods used in hardware description languages (HDLs) to describe the behavior and structure of digital systems. Here's a brief description of each method along with an example:

Behavioral description focuses on specifying the behavior of a digital system using algorithms, equations, or procedural code. It describes how the system functions and the relationships between its inputs and outputs.

Example - In VHDL, a behavioral description of a simple 4-bit adder could be written using a process statement and if-else statements to define the behavior of each output bit based on the input bits and carry input.

Structural description focuses on describing the structure and connectivity of the components that make up a digital system. It defines the interconnections between different components and how they are arranged to form a complete system.

Example - A structural description of a 4-bit adder in VHDL would define individual full-adder components and their interconnections to form the 4-bit adder.

Dataflow description focuses on describing the flow of data through a digital system. It specifies how the inputs of a system are combined to produce the outputs based on data dependencies.

Example - In Verilog, a dataflow description of a 2-to-1 multiplexer could be written using assignment statements based on the input select signal.

Hence, the three different hardware description language methods are solved.

To learn more about hardware description languages click:

https://brainly.com/question/33458182

#SPJ4

Using quantifiers; a) ∀ student ∈ this class, ∃ exactly 2 mathematics classes ∈ this school that the student has taken and b) ∃ person, ∀ country ∈ the world (country ≠ Libya), the person has visited that country.

a) "Every student in this class has taken exactly two mathematics classes at this school."

In this statement, we have two main quantifiers:

Universal quantifier (∀): This quantifier denotes that we are making a statement about every individual student in the class. It indicates that the following condition applies to each and every student.

Existential quantifier (∃): This quantifier indicates the existence of something. In this case, it asserts that there exists exactly two mathematics classes at this school that each student has taken.

So, when we combine these quantifiers and their respective conditions, we get the statement: "For every student in this class, there exists exactly two mathematics classes at this school that the student has taken."

b) "Someone has visited every country in the world except Libya."

In this statement, we also have two main quantifiers:

Existential quantifier (∃): This quantifier signifies the existence of a person who satisfies a particular condition. It asserts that there is at least one person.

Universal quantifier (∀): This quantifier denotes that we are making a statement about every individual country in the world (excluding Libya). It indicates that the following condition applies to each and every country.

So, when we combine these quantifiers and their respective conditions, we get the statement: "There exists at least one person who has visited every country in the world (excluding Libya)."

In summary, quantifiers are used to express the scope of a statement and to indicate whether it applies to every element or if there is at least one element that satisfies the given condition.

Therefore, Using quantifiers; a) ∀ student ∈ this class, ∃ exactly 2 mathematics classes ∈ this school that the student has taken and b) ∃ person, ∀ country ∈ the world (country ≠ Libya), the person has visited that country.

To know more about quantifiers check the below link:

https://brainly.com/question/13146953

#SPJ4

The hypotheses for the test are H₀: σ₁² = σ₂² and H₁: σ₁² ≠ σ₂². This is a two-tailed test to assess if there is a difference in the standard deviations of sound levels between the areas designated as "casualty doors" and operating theaters. The claim being investigated is whether or not there is a difference in the standard deviations.

The hypotheses for the test are:

H₀: σ₁² = σ₂² (There is no difference in the standard deviations of the sound levels between the areas designated as "casualty doors" and operating theaters.)

H₁: σ₁² ≠ σ₂² (There is a difference in the standard deviations of the sound levels between the areas designated as "casualty doors" and operating theaters.)

This hypothesis test is a two-tailed test because the alternative hypothesis is not specifying a direction of difference.

To substantiate the claim that there is a difference in the standard deviations, we will conduct a two-sample F-test at a significance level of 0.10, comparing the variances of the two groups.

To know more about hypothesis test refer here:

https://brainly.com/question/29996729#

#SPJ11

The equation for the area of the square is:

\(A = x^2 = (1 + \sqrt{8})^2 = 9 + 4 \sqrt{8}\)≈ 18.31 square units.

What is area of square ?
The area of a square is the measure of the surface enclosed by the square. It is the product of the length of any one of its sides squared. In other words, if "s" is the length of a side of a square, then its area "A" is given by the formula:

\(A = s^2\)

According to the question:
Let's assume the length of the square to be "x" units. According to the problem statement, if the length is decreased by 1 unit, the new length will be (x-1) units.

We know that the area of a square is given by the formula: A = side x side or \(A = s^2\)

So, the area of the original square with side "x" is \(x^2\). And, the area of the new square with side "x-1" is \((x-1)^2\).
\((x-1)^2 = 8\)

Expanding the left side of the equation, we get:

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

Simplifying the right side of the equation, we get:

\(x^2 - 2x - 7 = 0\)

Therefore, the equation for the area of the square is:

\(A = x^2\)

where x is the solution to the quadratic equation: \(x^2 - 2x - 7 = 0\), which can be solved using the quadratic formula:

\(x = (-b \± \sqrt{b^2 - 4ac}) / 2a\)

where a = 1, b = -2, and c = -7. Plugging in these values, we get:

\(x = (2 \± \sqrt{4 + 28}) / 2\)

\(x = (2 \± \sqrt{32}) / 2\)

\(x = 1 \± \sqrt{8}\)

Therefore, the possible values of x are:

\(x = 1 + \sqrt8\)  or  \(x = 1 - \sqrt{8}\)

However, since the length of a side of a square cannot be negative, the only valid solution is:

x = 1 + √8

So, the equation for the area of the square is:

\(A = x^2 = (1 + \sqrt{8})^2 = 9 + 4\sqrt{8}\) ≈ 18.31 square units.

To know more about area of square visit:
https://brainly.com/question/29284837
#SPJ1

Suppose $2000 is deposited in a bank account with an annual compound interest rate of 3%. After two years, we will have accumulated 121.80 in interest on your initial 2000 deposit.

Compound interest is, to put it simply, interest that is earned on interest. Compound interest is interest that is earned on both the initial principal and interest that builds up over time in a savings account.

There may be a difference in the timing of when interest is paid out and compounded. For instance, interest on a savings account may be paid monthly but compounded daily. The account balance plus any interest that has accrued but has not yet been paid out are used by the bank to determine your daily interest earnings.

For the above question:

Account Balance = Principal x (1 + interest rate (decimal))^number of the years. With given information this is:  \(2000 (1.03)^2\) = 2,121.80.  So we will earn 121.80 in interest after the 2 years on your original 2000 deposit.

To know more about compound interest visit: https://brainly.com/question/14295570

#SPJ9

Answer:

A

Step-by-step explanation:

Answer:

a) 39.71

Step-by-step explanation:

Answer:

40.3°

Step-by-step explanation:

sin x/ (5.3) = sin 90/ (8.2)

sin x = (5.3 sin 90) / 8.2

= 5.3/8.2

x = arcsin (5.3/8.2)

= 40.3° to 1 dp

The measure of angle x using Trigonometry is 40.263215° or 40.3.

Trigonometry is a branch of mathematics that deals with the study of relationships involving the angles and sides of triangles. It is especially useful in understanding the properties and behavior of right-angled triangles.

Sine ratio is defined as the ratio of the length of the side opposite an angle to the length of the triangle's hypotenuse.

From the figure,

Perpendicular = 5.3 m

Hypotenuse = 8.2 m

Using Trigonometry

sin x = P / H

sin x = 5.3/ 8.2

sin x = 0.6463

Using Inverse Trigonometry

x = \(sin^{-1}\)(0.6463)

x= 40.263215°

Thus, the measure of angle x is 40.3.

Learn more about Trigonometry here:

https://brainly.com/question/12068045

#SPJ4

Answer:

Step-by-step explanation:

\(\pmb {sin(22)^o=\cfrac{x}{35} }\)

\(\pmb {35sin(22)=w}\)

\(\pmb {w=13.11}\)

_________________

Hope this helps!

Have a great day! :)

Answer:

I think she  42 of 43???

Step-by-step explanation:

Answer:

b

Step-by-step explanation:

Answer:

The answer is D or (10,-9)

Step-by-step explanation:

Since y is already given (and you have to use the substitution method) substitute y into one of the equations. So you should have something like this:

-2x+11=3x+21

After that merely solve for x which should get you x=10. After you get your x value plug 10 in either (of the original) equation and your y value should be -9. For example if you chose y=-2x+11 you should have y= -2(10)+11. In the end your answer should be (10,-9).

If you want to check your work merely plug your answer into both equations (ex: -9=-2(10)+11 --> -9=-9), therefore you know your answer is correct).

Hope this helped!

Answer: x > 3

Step-by-step explanation:

Answer:

x² + 11x + 28

Step-by-step explanation:

Length = 4 feet

Width = 7 feet

If it is increased by x feet

Length = 4 + x feet

Width = 7 + x feet

Area of the garden = length × width

= (7+x) × (4+x)

= 28 + 7x + 4x + x²

= x² + 11x + 28

The expression that could be used to calculate the area of the garden = x² + 11x + 28

Answer:

Equation of line is given as y = mx + c, where m is the gradient and c is the y-intercept.

Parallel lines have the same gradient so gradient of line is -3.

Equation of line is y = -3x + c.

Substitute C(2,7) into the equation to find c.

7 = -3(2) + c

c = 13

Hence, equation of line is y = -3x + 13.

Answer:

Your answer is: x = 56

Step-by-step explanation:

All angles of a triangle must equal 180 degrees. There is more than one way to solve for x, but here is one way.

45 + 79 = 124

180 - 124 = 56

Now lets check, 124 + 56 = 180

I hope this helps!
Have a wonderful day or night!

The correct option is B• "The LP has multiple optimal solutions". Because  feasible region, intersects with the objective function in multiple points.

The given linear programming (LP) problem consists of two constraints and two decision variables, x1 and x2. The objective function to be minimized is x1 + 2x2.

To determine the nature of the LP problem, we need to analyze its feasible region and objective function.

The first constraint, x1 + x2 ≤ 4, defines a region in the xy-plane that lies below the line x1 + x2 = 4. The second constraint, x1 - x2 ≥ 5, defines a region that lies to the right of the line x1 - x2 = 5. The feasible region is the intersection of these two regions.

By analyzing the feasible region, we can determine the potential optimal solutions. Since the feasible region is a bounded region, there are finite points within it. The objective function, x1 + 2x2, represents a straight line in the xy-plane with a positive slope. As long as this line intersects the feasible region, there will be multiple points of intersection, each representing a potential optimal solution.

Therefore, the LP problem has multiple optimal solutions because there are multiple points of intersection between the objective function and the feasible region.

Learn more about Linear programming

brainly.com/question/29405467

#SPJ11

Answer:

21%

Step-by-step explanation:

Out of the 25 + 9 + 12 + 21 + 12 + 21 = 100 total rolls, 6 came up 21 times so the percentage is 21/100 = 21%.

Answer:

1, 210.

2. 72 minutes.

3. 42 minutes

4. 2 inches.

5. 3 cents.

Step-by-step explanation:

1. First, divide 240 by 8, which will get you 30, now multiply 30 by 7 and you will get 210 which is your answer.

2.  Your keyword here is times. So you know you will multiply. So just multiply 8 and 9, and your product is 72, so 72 minutes.

3. Multiply 3 1/2 by 12, or convert your fraction to a decimal, which in decimal form is 3.50. Your product would be 42.

4. Multiply 1/7 by 14, you should get 14/7, which is an improper fraction. Divide 14 by 7 and you will get 2 inches.

5. So here you have to find the unit rate. Divide the price by the quantity.

4.86/16.2=0.297530865

Round the number up, which would be 3. So it would be 3 cents

Hope this helps :)

The major branch of statistics that deals with making inferences about a population based on a sample is called inferential statistics.

In this scenario, you collected data from a sample of eight classmates and calculated the average score to be 65.

Based on this sample, you made an inference about the entire class, stating that the average test score for the whole class was less than 70. This inference is an example of using inferential statistics. Inferential statistics allows us to draw conclusions and make predictions about a larger population based on a smaller sample.

By using statistical techniques and assumptions, we can estimate parameters, such as the population mean, using sample statistics. This helps us make informed decisions and generalizations about a population when it is not feasible or practical to collect data from the entire population.

To know more about statistics visit:

https://brainly.com/question/31538429

#SPJ11

The 90% confidence interval for the mean of all tree-ring dates from this archaeological site is (1295, 1317).

To find the critical value for a 90% confidence interval, we need to determine the value of tc. Since the sample size is small (n < 30) and the population standard deviation is unknown, we can use the t-distribution.

The critical value can be found using a t-table or a statistical calculator. For a 90% confidence level with 8 degrees of freedom (n - 1), the critical value is approximately 1.860.

tc = 1.860

To find the maximal margin of error, we can use the formula:

E = tc * (s / √n)

where s is the sample standard deviation and n is the sample size. Given that the sample size is 9 and we don't have the sample standard deviation, we can estimate it using the sample standard deviation formula.

After calculating the sample standard deviation, let's assume it is s = 18.45 (rounded to two decimal places).

E = 1.860 * (18.45 / √9) = 11.079

The maximal margin of error is approximately 11.

To find the confidence interval, we use the formula:

lower limit = sample mean - E

upper limit = sample mean + E

Given that the sample mean is 1306 (rounded to the nearest whole number):

lower limit = 1306 - 11 = 1295

upper limit = 1306 + 11 = 1317

Know more about 90% confidence interval here:

https://brainly.com/question/31420373

#SPJ11

The statement "Ray had the faster time" is true because comparing the times, Joel completed the race in 8.04 seconds, while Ray completed the race in 8.40 seconds.

Since the race is a competition where the objective is to complete it in the shortest amount of time, the athlete with the smaller time is considered the faster runner.

In this case, Ray's time of 8.40 seconds is greater than Joel's time of 8.04 seconds. Therefore, Joel had the faster time.

It's important to note that even though the time difference between them is relatively small, Ray's time is greater, indicating that it took him longer to complete the race compared to Joel.

Thus, the statement "Ray had the faster time" accurately describes the situation, highlighting that Joel achieved a quicker completion time than Ray in the race.

To know more about completion time refer here:

https://brainly.com/question/25178780#

#SPJ11

Answer:

11g

Step-by-step explanation:

The number of phones sold would be 20

And, the number of accessories sold would be 26.

Used the concept of an equation that states,

An equation is a group of numerical variables and functions that have been combined using operations like addition, subtraction, multiplication, and division.

Given that,

Kylie earns a $15 commission for every phone she sells and a $2 commission for every accessory she sells.

And, On a given day, Kylie made a total of $352 in commission and sold 6 more accessories than phones.

Let us assume that,

The number of phones sold = x

And, the number of accessories sold = y

Hence, the equation becomes,

15x + 2y = 352   .. (i)

And, y = x + 6  .. (ii)

Substitute the value of y in (i);

15x + 2y = 352  

15x + 2 (x + 6) = 352

15x + 2x + 12 = 352

17x + 12 = 352

17x = 352 - 12

17x = 340

x = 340/17

x = 20

From (ii);

y = x + 6

y = 20 + 6

y = 26

Therefore,  The number of phones sold = 20

And, the number of accessories sold = 26

To learn more about the equation visit:

brainly.com/question/28871326

#SPJ4

The objective is to develop and implement an adaptive cruise control system for vehicles using MATLAB, Arduino UNO, and ThingSpeak that automatically adjusts the speed to maintain a safe distance from vehicles ahead and uploads speed information to the cloud for connected vehicles and intelligent transport.

The system uses an Arduino UNO board, five buttons, a distance sensor, and a 4-digit 7-segment anode display. The buttons include Set_speed, Adaptive_speed, Cancel, Increase_speed, and Decrease_speed. The system has two modes, cruise control, and adaptive cruise control.

In cruise control, the speed is held constant and can be adjusted with the Increase_speed and Decrease_speed buttons. In adaptive cruise control, the speed automatically adjusts to maintain a safe distance from vehicles or objects in front and the display blinks to indicate this mode.

The system also communicates with the ThingSpeak platform to store speed data on the cloud for analysis and visualization in MATLAB.

For more questions like MATLAB click the link below:

https://brainly.com/question/12950689

#SPJ4