PLEASE HELPPPP Which point is in the graphed solution set of this system of inequalities?


{5x−3y>113x+3y<21


A) (−1, 2)


B) (4, 6)


C) (4, 0)


D) (10, −2)

The rate of NO formation is 0.250 M/s.

Given informationInitial concentration of N2(g), [N2]0 = 0.500 M

   Concentration of N2(g) after 0.100 s, [N2] = 0.450 MRxn : N2(g) + O2(g) → 2NO(g)

Rate of formation of NO = -1/2[d(N2)/dt] or -1/1[d(O2)/dt]

Rate of formation of NO = 2 [d(NO)/dt]

Formula for calculating the rate of reaction:

                                  d[X]/dt = (-1/a) (d[A]/dt) = (-1/b) (d[B]/dt) = (1/c) (d[C]/dt)

The rate of reaction is proportional to the concentration of the reactants:

                                   rate = k [A]^x [B]^y [C]^zWhere k = rate constant, x, y, and z are the order of the reaction with respect to A, B, and C. .

The overall order of the reaction is the sum of the individual orders:

                                  order = x + y + z

We are given initial concentration of N2(g) and its concentration after 0.100 s.

We can calculate the rate of formation of NO using the formula given above.

Initial concentration of N2(g), [N2]0 = 0.500 M

Concentration of N2(g) after 0.100 s, [N2] = 0.450 M

Time interval, dt = 0.100 s

Rate of formation of NO = 2 [d(NO)/dt]

Formula for calculating the rate of reaction:

                                            d[X]/dt = (-1/a) (d[A]/dt)

                                                        = (-1/b) (d[B]/dt)

                                                         = (1/c) (d[C]/dt)

The rate of reaction is proportional to the concentration of the reactants:

                                        rate = k [A]^x [B]^y [C]^zWhere k = rate constant, x, y, and z are the order of the reaction with respect to A, B, and C.

The overall order of the reaction is the sum of the individual orders: order = x + y + z

Now, we will calculate the rate of NO formation by the following steps:

Step 1: Calculate change in the concentration of N2d[N2]/dt = ([N2] - [N2]0)/dt = (0.450 - 0.500)/0.100= -0.500 M/sStep 2: Calculate rate of formation of NO2 [d(NO)]/dt = -1/2[d(N2)]/dt = -1/2 (-0.500) = 0.250 M/s

Therefore, the rate of NO formation is 0.250 M/s.

Learn more about concentration

brainly.com/question/30862855

#SPJ11

Answer:

x=1

Step-by-step explanation:

The value of x is 1. So, the correct answer is d. x = 1.

To find the value of x, we can use the fact that the corresponding sides of congruent triangles are equal.

In triangle ABC, side AB is labeled 4x - 1, side BC is labeled 4, and side AC is labeled 5.

In triangle CDE, side CD is labeled 5, side DE is labeled x + 2, and side CE is labeled 4.

Since triangle ABC is congruent to triangle CDE, we can set up the following equations:

4x - 1 = 5
4 = x + 2

Simplifying these equations, we get:

4x = 6
x = 1

Therefore, the value of x is 1. So, the correct answer is d. x = 1.

Know more about congruent triangles  here:

https://brainly.com/question/29789999

#SPJ11

The calculations, we can see that the values of r, x, and y do not satisfy the equation r = x - y , it is not possible to determine the unknown value of x using the given data.

To find the value of x using the formula r = x - y, we need to determine the corresponding values of r, x, and y from the given data.

Based on the provided data, we have:

r | x | y

10 | 11 | 12

12 | 13 | 16

13 | 14 | 17

14 | 15 | 18

To calculate the r-value, we can use the formula r = x - y. Let's apply this formula to each row of the data:

r = 10, x = 11, y = 12

10 = 11 - 12

r = 12, x = 13, y = 16

12 = 13 - 16

r = 13, x = 14, y = 17

13 = 14 - 17

r = 14, x = 15, y = 18

14 = 15 - 18

From the calculations, we can see that the values of r, x, and y do not satisfy the equation r = x - y. Therefore, it is not possible to determine the unknown value of x using the given data.

For such more questions on Unknown x Value.

https://brainly.com/question/29102781

#SPJ11

Answer:

72

Step-by-step explanation:

1) The area of trapezoid is,

⇒ A = 40.5 cm²

2) The area of triangle is,

⇒ A = 16.69 cm²

We have to given that;

First figure shows a trapezoid

And, Second shows triangle.

Since, We know that;

Area of Trapezoid is,

A = (6 + 12) x 4.5 / 2

A = 18 x 4.5 / 2

A = 40.5 cm²

And, For second figure,

Area of triangle is,

A = 1/2 × Base × Height

A = 1/2 × 7.3 × 4.6

A = 16.69 cm²

Therefore, We get;

1) The area of trapezoid is,

⇒ A = 40.5 cm²

2) The area of triangle is,

⇒ A = 16.69 cm²

Learn more about the triangle visit;

brainly.com/question/1058720

#SPJ1

Answer: It would mainly b: (x − 4)(x^2 + 5x + 2) is x^3 + x^2 − 18x − 8.

Step-by-step explanation:

The simplified expression for the product \((4x\sqrt{5x^2} )(2x^2\sqrt{6})\) is:

\(8\sqrt{30} x^4\)

The given expression is:

\((4x\sqrt{5x^2} )(2x^2\sqrt{6})\)

Note that :

\(\sqrt{5x^2} = x\sqrt{5}\)

The given expression can then be re-written as:

\((4x^2\sqrt{5} )(2x^2\sqrt{6})\)

Multiplying like terms together:

\(8x^4\sqrt{30}\)

Finally, the resulting expression can be written as:

\(8\sqrt{30} x^4\)

Learn more here: https://brainly.com/question/25913492

Answer:

D 104 x Superscript 4 + 16 x Superscript 4 Baseline StartRoot 30 EndRoot

Step-by-step explanation:

Edg 2022

Answer:

3

Step-by-step explanation:

Answer:

69 3/10 square meters

Explanation:

Given the expression:

First, change each mixed fraction to an improper fraction:

To change a mixed fraction, multiply the denominator by the whole number, add the numerator:

Thus, the expression becomes:

Next, multiply the numerators and denominators:

The equation for a parabola with vertex (-1,4) and directrix y=2 is (y-4)² = 8(x+1).

The equation for a parabola with vertex (-1,4) and directrix y=2 can be found using the standard form of a parabolic equation. The standard form is given by (y-k)² = 4p(x-h), where (h,k) represents the vertex and p represents the distance between the vertex and the focus/directrix.

In this case, the vertex is (-1,4) and the directrix is y=2. The vertex coordinates (h,k) are (-1,4), so we have (y-4)² = 4p(x+1).

The distance between the vertex and the directrix is the same as the distance between the vertex and the focus. Since the directrix is y=2, which is 2 units below the vertex, the distance p is 2.

Learn more about parabola here : brainly.com/question/11911877

#SPJ11

Answer:

-4

Step-by-step explanation:

Y2 = -24 and Y1 = 0

X2 = 0 and X1 = -6

Y2-Y1/ X2- X1= -24 - 0/ 0 - (-6) = -4

y= -4x + c

y + 4x= c

A linear function can be represented by an equation of the form y = mx + b, where m is the slope of the function and b is the y-intercept. The x-intercept is the point where the graph of the function intersects the x-axis, and the y-intercept is the point where the graph intersects the y-axis.

Given that the x-intercept of the linear function is −8 and the y-intercept is 4, an equation of the function can be written as:

y = mx + b

Substituting the values of the x-intercept and the y-intercept into this equation, we get:

y = m(-8) + 4

Since the y-intercept is 4, this equation can be rewritten as:

y = 4 + mx

This equation represents a linear function with a y-intercept of 4 and a slope of m.

Therefore, an equation of the linear function with an x-intercept of −8 and a y-intercept of 4 is y = 4 + mx.

To learn more about linear function, visit:

brainly.com/question/21107621

#SPJ4

Given that the x-intercept of the linear function is −8 and the y-intercept is 4, an equation of the function can be written as:

y = mx + b

Substituting the values of the x-intercept and the y-intercept into this equation, we get:

y = m(-8) + 4

Since the y-intercept is 4, this equation can be rewritten as:

y = 4 + mx

This equation represents a linear function with a y-intercept of 4 and a slope of m.

Therefore, an equation of the linear function with an x-intercept of −8 and a y-intercept of 4 is y = 4 + mx.

The given information consists of a series of equations involving variables b1, b3, and b4, as well as the constant values 8, 9, and 10. The objective is to calculate the value of b3.

To find the value of b3, we need to analyze the given equations and use algebraic techniques to solve for the unknown variable.
From the equations given, we can observe that b1 = 10, b4 = 9, and 62 = 8. These values provide fixed points of reference.
Next, we examine the equations involving b3. We have two equations: b3 - a = 15 and b3 - b = 10. However, there is no information provided about the values of a and b. Without additional information or constraints, we cannot determine the specific value of b3.
It is important to note that the solution to the problem depends on having all the necessary information or additional equations that can be used to solve for the unknowns. In this case, the lack of information about the values of a and b prevents us from calculating the exact value of b3.

Learn more about equation here
https://brainly.com/question/29657983



#SPJ11

An Endure chosen randomly the likelihood of any battery lasting longer than 550 hours is 10.56%.

These steps are used to determine the Z score:

z = (x - μ)/σ

As mentioned in question-

x > 550 and μ = 500, σ = 40:

z = 550 - 500 / 40

z = 1.25

Obtain the p-value from normal distribution chart,

P(z > 1.25) = 1 - P(z < 1.25)

P(z > 1.25) = 1 - 0.8944

P(z > 1.25) = 0.1056

Thus, an Endure chosen at random the likelihood of any battery lasting longer than 550 hours is 10.56%.

To know more about the z score, here

brainly.com/question/21781956

#SPJ4

The area is 120 \(cm^{2}\).

Area is the size of a two-dimensional surface, usually expressed in square units, such as square feet or square meters. It is the amount of two-dimensional space enclosed within a given set of boundaries. Area can be calculated for various shapes, including squares, rectangles, triangles, circles, and more complex shapes. Area is also a measure of the amount of space an object occupies. In mathematics, area is used to measure the size of a shape or region in a plane. It can also be used to calculate the size of a figure, such as the area of a triangle, or to measure the area of an enclosed space, such as a garden or a room.

Given:

AB = CD = 8cm

AD = BC = 12cm

EF = DH = 4cm

So, the required area is A = Area (ABCEFD) = Area (ABCD) + Area (CEFD)

Area of ABCD = Area (ABCD) = AB × BC

⇒ 12 × 8 = 96 \(cm^{2}\)

Area of CEFD = Area (CEFD) = 0.5 (CD + EF) × HD

⇒ 0.5 × (8 + 4) × 4 = 24\(cm^{2}\)

Now, the required area is

⇒ A = 96 \(cm^{2}\) + 24 \(cm^{2}\) = 120 \(cm^{2}\)

Hence, the required area of the figure is 120 \(cm^{2}\).

To learn more about area from the given link:
https://brainly.com/question/25965491
#SPJ1

The probability of getting a subject who is not diabetic, given that the test result is negative, is approximately 0.1786.

To find the probability of getting a subject who is not diabetic, given that the test result is negative, we can use the data provided in the table. From the table, we can see that out of the total subjects tested, 5 are not diabetic and have a negative test result. The total number of subjects with a negative test result is 28.

To calculate the probability, we divide the number of subjects who are not diabetic and have a negative test result (5) by the total number of subjects with a negative test result (28).

Probability = Number of subjects who are not diabetic and have a negative test result / Total number of subjects with a negative test result

Probability = 5 / 28

Simplifying this fraction, we get:

Probability ≈ 0.1786

Therefore, the probability of getting a subject who is not diabetic, given that the test result is negative, is approximately 0.1786.

Learn more about probability visit:

brainly.com/question/31828911

#SPJ11

The amount spent by each friend is 5d + 9.75 = 63.75; d = 10.8 and the mathematics sentence is -10(r + 12.5) = 60.5

In the question, we have

Total = 63.75

Meal = 9.75 each

Dessert = d each

So, the equation is

5d + 9.75 = 63.75

Evaluate the like terms

5d = 54

Divide by 5

d = 10.8

So, the equation and the result are 5d + 9.75 = 63.75; d = 10.8

Here, we have

Negative ten times the sum of a number and 12.5 is 60.5.

Let the number be r

So, we have

-10(r + 12.5) = 60.5

Based on the problem statement, we have

8.94 * 3 = 1/3 * (17.95 + j)

So, we have

80.46 = 17.95 + j

Evaluate

j = 62.51

Hence, the cost of the jalapeno peppers is $62.51

Read more about equations at

https://brainly.com/question/2972832

#SPJ1

3/4 inch

3 miles

the length of the map

Based on the given conditions, write:

x= 34/ 4 · 25/ 3

Write as a single fraction:

x= 3 × 25/ 4/ 3

Divide a fraction by multiplying its reciprocal:

x= 3 x 25/ 4 × 1/ 3

Write as a single fraction:

x= 3 x 25/ 4 × 3

Reduce fraction to the lowest term by canceling 25 the greatest common factor:

x= 25/4

therefore,the length of the map is 25/ 4.

Answer: 3.40

Step-by-step explanation: You would use sin and solve. Lmk if you need an explanation.

Answer:dddjdvjd

Step-by-step explanation:

mb i just need points\

Answer:

d = 63 degree

e = 96 degree

f = 21 degrees

Step-by-step explanation:

The angle d is the vertical angle theorem with 63 degrees; that is why d is 63 degrees.

The angle e is the vertical angle theorem with 96 degrees; that is why d is 63 degrees.

96 + 63 = 159 degrees

180 - 159 = 21 degrees

So, f = 21 degrees

A function can only have two horizontal asymptotes, hence the answer is no. By examining the degrees of the numerator and denominator, one can find the horizontal asymptote of a rational function.

If limxf(x)=L or limxf(x)=L, a function f(x) will have the horizontal asymptote y=L. Therefore, we simply calculate the function's limit as it approaches infinity and again as it approaches negative infinity to locate horizontal asymptotes. Based on the degree of the numerator, n, and the degree of the denominator, m, horizontal asymptotes adhere to three principles. The horizontal asymptote is y = 0 if n m. The horizontal asymptote is y = a/b if n = m. There is no horizontal asymptote if n > m. As x gets closer to 0, we say that f(xlimit )'s is infinite. A boundary or a limit is now a number.

Learn more about horizontal here-

https://brainly.com/question/9083871

#SPJ4

The statement "the expected value of an unbiased estimator is equal to the parameter whose value is being estimated" is true.

An estimator is a function of the sample data used to estimate the value of a population parameter. An estimator is said to be unbiased if its expected value is equal to the true value of the population parameter. In other words, if we were to repeatedly take samples from the population and calculate the estimator for each sample, the average value of the estimator over all the samples would be equal to the true value of the population parameter. The expected value of an unbiased estimator is a key property because it ensures that the estimator is not systematically overestimating or underestimating the population parameter. Instead, the estimator provides an unbiased estimate of the population parameter on average across all possible samples. It is important to note that not all estimators are unbiased. Biased estimators may systematically overestimate or underestimate the population parameter, leading to incorrect conclusions. Therefore, unbiasedness is a desirable property for an estimator to have.

To learn more about population parameter click here

brainly.com/question/30689789

#SPJ4

Answer:

1. Using spread sheet software to complete business taxes

A. Enter check and amend data in accordance with organizational and task requirement

B. Import and export data b/n compatible spread sheet based on software & system procedures

C. Use manual user documentation and online help to overcome spread sheet design problems

D. Preview adjust and print spread sheet in accordance with organizational and production

it is possisend at 6 and 2/3

Answer:

√43.

Step-by-step explanation:

It is at approximately 6.6

6.6^2 = 43.56

so, the answer is √43.

The values of E(X) = 3.25 and Var(X) ≈ 2.238 for the number of spades in a hand of 13 cards chosen at random from a 52-card deck.

To find E(X) and Var(X) for the number of spades in a hand of 13 cards chosen at random from a 52-card deck, we will use the concepts of probability and statistics.

E(X), or the expected value, is the average number of spades you would expect to get in a hand of 13 cards. To find E(X), we can use the formula:

E(X) = (Number of spades in the deck / Total number of cards in the deck) * Number of cards drawn

E(X) = (13 spades / 52 cards) * 13 cards drawn
E(X) = (1/4) * 13
E(X) = 3.25

So, the expected number of spades in a 13-card hand is 3.25.

Next, let's find Var(X), or the variance, which is a measure of how much the number of spades can vary from the expected value. We can use the formula for variance of a hypergeometric distribution:

Var(X) = (Number of cards drawn * Number of spades * Number of non-spades) / ((Total number of cards in the deck)^2 * (Total number of cards in the deck - 1))

Var(X) = (13 cards drawn * 13 spades * 39 non-spades) / ((52 cards)^2 * (52 cards - 1))
Var(X) = (13 * 13 * 39) / (52 * 52 * 51)
Var(X) ≈ 2.238

So, the variance for the number of spades in a 13-card hand is approximately 2.238.

In summary, E(X) = 3.25 and Var(X) ≈ 2.238 for the number of spades in a hand of 13 cards chosen at random from a 52-card deck.

To know more about "PROBABILITY" refer here:

https://brainly.com/question/30034780#

#SPJ11

Answer:

8.55 × \(10^{11}\)

Step-by-step explanation:

Answer:

i think the answer might be C

Answer:

199.9

Step-by-step explanation: