Solve the following systems of inequalities and select the correct graph: 2x − y < 4 x + y > −1 In each graph, the area for f(x) is shaded and labeled A, the area for g(x) is shaded and labeled B, and the area where they have shading in common is labeled AB.

Answers

Answer 1

Answer:

Step-by-step explanation:

-1<3x+2y>-1


Related Questions

2.) Write a verbal expression that
represents the algebraic expression.
m/12

Answers

Answer:

A number divided by twelve

Step-by-step explanation:

A container with an open top is to have 10 m3 capacity and be
made of thin sheet metal. Calculate the dimensions of the box if it
is to use the minimum possible amount of metal.

Answers

The dimensions of the box if it is to use the minimum possible amount of metal are,

⇒ 2.714 m, 2.714 m, 1.358 m

What is an expression?

Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.

Given that;

A container with an open top is to have 10 m³ capacity.

Now,

Let the dimensions are x, y and z.

Since, Volume of box = 10 m³

Hence, We get;

⇒ xyz = 10

⇒ z = 10/xy

Since, A container is open in top.

Hence, The surface area = 2xz + 2yz + xy

Substitute z = 10/xy;

⇒ S.A = 2x (10/xy) + 2y (10/xy) + xy

          = 20/y + 20/x + xy

For minimum metal;

⇒ d (S.A)/ dx = 0

⇒ - 20/x² + y = 0

⇒ y = 20/x²  ..(i)

And, d (S.A) / dy = 0

⇒ - 20/y² + x = 0

⇒ x = 20/y²   ..(ii)

Divide equation (i) and ((ii);

⇒ x = y

Hence, We get;

⇒ xyz = 10

⇒ x³ = 10

⇒ x = 2.714

And, y = 2.714

So, The value of z is,

⇒ z = 10/xy

⇒ z = 10 / 2.714×2.714

⇒ z = 1.358 m

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Triangle ABC with vertices at A(−4, −4), B(8, 8), C(2, 6) is dilated to create triangle A′B′C′ with vertices at A′(−2, −2), B′(4, 4), C′(1, 3). Determine the scale factor used. 2 one half 4 one fourth

Answers

Answer: It is similar to triangle ABC and has coordinates A′(8, −12), B′(4, −16), and C′(−20, 8)

Step-by-step explanation: Dilated triangles are never congruent, only similar (unless the dilation factor is exactly 1).

The coordinates of an image dilated about the origin are those of the pre-image multiplied by the dilation factor. For example,

 A' = 2A

 A'(8, -12) = 2×A(4, -6)

These facts are all you need to know to choose the correct answer (shown above).

Answer: 1/2

Step-by-step explanation:

I took the quiz!

If h(x) = -2x + 6, find x if h(x) = 12.

Answers

\(-2x+6=12\\2x=-6\\x=-3\)

(ECONOMICS- sorry there’s no button for it )

What motivates producers and consumers in the black market

Answers

The motivations for producers and consumers in the black market are largely driven by financial incentives and a desire to avoid legal consequences.

The black market refers to the illegal trade of goods and services that are not permitted by law, such as drugs, counterfeit items, and stolen goods. Producers and consumers in the black market are motivated by a variety of factors, including:

High profits, Producers in the black market can earn higher profits than they would in legal markets due to the lack of regulation and taxes.

Escaping legal consequences: Producers and consumers may participate in the black market to avoid legal consequences, such as fines or imprisonment, for engaging in illegal activities.

Limited availability, Some goods and services are only available on the black market due to legal restrictions or limited supply.

Low prices, Consumers in the black market can often purchase goods and services at lower prices than in legal markets due to the lack of taxes and regulations.

Desire for anonymity, The black market can provide anonymity for both producers and consumers, allowing them to engage in illegal activities without fear of detection or retribution.

However, participating in the black market also comes with significant risks, including the possibility of arrest, fines, and even violence.

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Ask test question here

Answers

\(x^2\)

sfdafafadfad

Ask test question here

Is the following sequence a geometric sequence? If so, find its common ratio. 6,24,96,384,1536,…

Answers

Answer:

The given sequence is a geometric sequence and the common ratio is 4

Step-by-step explanation:

A geometric sequence is a sequence in which the next term is obtained by multiplying the previous term with a ratio r.

Given sequence is:

6,24,96,384,1536,…

Here

a1 = 6

a2 = 24

a3 = 96

a4 = 384

a5 = 1536

The common ratio is the ratio between consecutive terms of a geometric sequence.

If the common ratio of a sequence is same, then the sequence is a geometric sequence.

So,

\(r = \frac{a_2}{a_1} = \frac{24}{6} = 4\\r = \frac{a_3}{a_2} = \frac{96}{24} = 4\\r = \frac{a_4}{a_3} = \frac{384}{96} = 4\\r = \frac{a_5}{a_4} = \frac{1536}{384}= 4\)

As the common ratio is same, the given sequence is a geometric sequence.

Hence,

The given sequence is a geometric sequence and the common ratio is 4

URGENT!!!!! PLEASE HELP I NEED IT THIS WEEKEND
Janet goes home to sleep on her decision. She thinks back on all of her conversations with Tamir and tries to predict how she’ll use her account this summer once she has a part-time job. She also considers that she’ll need to convince her parents if she goes with any option other than their local Tinker Bank: Is it worth the hassle? Janet drifts off to sleep but wakes the next morning, confident in her choice.

Answer This:
Where should Janet open her checking account? Explain why.

Answers

Answer:

Although the traditional tinker bank option is more convenient and suitable for her parents’ wishes, as it being the primary place for her revenue and learning tool it might be best for her to stick with her gut. As she has great accessibility to her digital phone, in her respect it could be far more convenient than a physical building to attend where using her phone is easier to figure out and like second nature to a young person today. Additionally, she can try to navigate the challenge of depositing cash into a non tangible account however if there is no accessibility to this aspect it might be best for her to utilize a traditional like system.  

Step-by-step explanation:

8 is greater than x, and 4 is less than or equal to x

Answers

Rude, we don't use such an answers here. Change it, please.

pls change it

hope.u understand

Coopers & Lybrand surveyed 210 chief executives of fast-growing small companies. Only 51% of these executives had a management succession plan in place. A spokesperson for Cooper & Lybrand said that many companies do not worry about management succession unless it is an immediate problem. However, the unexpected exit of a corporate leader can disrupt and unfocus a company for long enough to cause it to lose its momentum. Use the data given to compute a 92% confidence interval to estimate the proportion of all fast-growing small companies that have a management succession plan.

Answers

Answer:

92% Of confidence intervals to estimate the proportion of all fast-growing small companies that have a management succession plan.

(0.46154 , 0.558)

Step-by-step explanation:

Given sample size 'n' = 210

The sample proportion 'p' = 51% = 0.51

Confidence intervals are determined by

\((p^{-} - z_{\alpha } \sqrt{\frac{p^{-} (1-p^{-} }{n} } , p^{-} +Z_{\alpha } \sqrt{\frac{p^{-} (1-p^{-} )}{n } } )\)

The 92% of z-score value

\(Z_{\frac{\alpha }{2} } = Z_{\frac{0.08}{2} } = Z_{0.04} = 1.405\)

92% Of confidence intervals to estimate the proportion of all fast-growing small companies that have a management succession plan.

\((0.51 - 1.405 \sqrt{\frac{0.51 (1-0.51 }{210} } , 0.51 +1.405 \sqrt{\frac{0.51 (1-0.51)}{210 } } )\)

on calculation , we get

(0.51-0.048 , 0.51 + 0.048)

(0.46154 , 0.558)

Final answer:-

92% Of confidence intervals to estimate the proportion of all fast-growing small companies that have a management succession plan.

(0.46154 , 0.558)

Iwefwegweg weg ewgwewegw egwe gwe gwe weg weg w

Answers

Answer:

gweew gshbx

Step-by-step explanation:

3. A zookeeper is monitoring the supply of grain and hay that she has to feed the
animals for the week. She currently has eight pounds of hay. One pound of hay
feeds the animals for three days. The grain that she has to feed the animals is
shown in the graph below. Given the rate at which the zookeeper is giving the
animals hay and grain, on which day will she have the same amount of grain and
hay remaining?
Grain Supply
10
9
8
Number of Pounds of Grain Left
6
5
4
3
2
0 1 2 3 4 5 6 7 8 9 10
Days
your answer
I

Answers

Answer:

Day 6

Step-by-step explanation:

Every 3 days 1 pound of hay is used every day 1 pound of grain is used. There are 10 pounds of grain and 8 pounds of hay. On the 6th day there are 6 pounds of hay left and 6 pounds of grain left.

The number of days after which the amount of hay and the grain will be the same is 12 days.

What is an expression?

An expression is a way of writing a statement with more than two variables or numbers with operations such as addition, subtraction, multiplication, and division.

Example: 2 + 3x + 4y = 7 is an expression.

We have,

Hay = 8 pounds

1 pound = 3 days

From the graph,

Grain = 10 pounds

5 pounds left after 10 days

1 pound = 2 days

Now,

The number of days x after which the pounds left will be the same.

(-1/3)x + 8 = 10 - (1/2)x

(-1/3)x + (1/2)x = 10 - 8

(-2x + 3x)/6 = 2

x/6 = 2

x = 12

Thus,

After 12 days the hay and the grain left over will be the same.

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3. A zookeeper is monitoring the supply of grain and hay that she has to feed theanimals for the week.

Question 7 of 10
In the diagram below, AB is parallel to D. What is the value of y?
A
729
go
E PREVIOUS

Question 7 of 10In the diagram below, AB is parallel to D. What is the value of y?A729goE PREVIOUS

Answers

Answer:

A. 108

Step-by-step explanation:

the total for y and the angle above need to equal 180 so using what we have 72+?=180. we can use the 72 because it will be on the parallel line AB in the same place as it is on line CD.

108+72= 180

i cannot figure this out for the life of me. any help?

Find f(3) for the
piece-wise function.
f(x) =
x+1
X
if x > 0
if x ≤ 0
f(3) = [?]

i cannot figure this out for the life of me. any help?Find f(3) for thepiece-wise function.f(x) =x+1Xif

Answers

Answer:

f(3) = 3 + 1 = 4

Step-by-step explanation:

Since 3 > 0, we need to focus on the part of the function where x > 0. So:

f(3) = 3 + 1 = 4.

What are the steps and answer to this equation?\((8x^4)/(16x^7)\)

Answers

Answer:

\( \frac{1}{2 {x}^{3} } \)

Step-by-step explanation:

\( \frac{8 {x}^{4} }{16 {x}^{7} } \)

Reduce the fraction with 8

\( \frac{ {x}^{4} }{2 {x}^{7} } \)

Simplify the expression

\( \frac{1}{2 {x}^{3} } \)

Hope this helps...

Good luck on your assignment...

Add the number that would make the expression a perfect square. Next write an equivalent expression in factored form (as a perfect square).a. x^2 - 6x

Answers

The number that would make the expression a perfect square as calculated from the given data is 9.

To get the number which should be added to make the given equation as a perfect square is ,

we will add the half of the coefficient of x to x²

i.e.,

(1/2 x 5 )² = 3²

=9

Therefore , we get ,

x² -6x +9

= (x + 3)²

A number's square root is a value that, when multiplied by itself, yields the original number. The other way to square an integer is to find its square root. Squares and square roots are hence linked ideas.

Assuming that x is the square root of y, the equation would be written as x=y or as x2 = y. The radical symbol for the number's root is "" in this instance. The square of the positive number is represented by multiplying it by itself. The original number is obtained by taking the square root of the square of a positive number.

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Question
Bottles of water come in packages of 5. Cheese sticks come in packages of 12.

What is the least number of packages of each you have to buy to have the same number of bottles of water and cheese sticks?

Drag and drop an answer into each box to complete the statement.

You need to buy____packages of bottles of water and___packages of cheese sticks

Answers

Answer:

12 packages of water

5 packages of cheese sticks

Step-by-step explanation:

The LCM (least common multiple) of 5 and 12 is 60.

w = # of pkgs of water

c = # of pkgs of cheese sticks

5w = 12c = 60

w = 60/5 = 12

c = 60/12 = 5

1
=1
iuytuyk,yugggggggggggggggggggggggggg

Answers

Answer:

As an autistic dyslexic person, i can confirm your question is held in a silly way as possible

What’s the factor of the expression?

Whats the factor of the expression?

Answers

The answer to this question: B

Use inductive reasoning to predict the most probable next number in the list.
3, 9, -3, 3, -9, -3, -15, -9, -21, ?
Need Help

Answers

Answer: -27

Step-by-step explanation: Use inductive reasoning to predict the most probable next number in the list.

3, 9, -3, 3, -9, -3, -15, -9, -21, ?

We can start by looking at the differences between consecutive terms in the list:

9 - 3 = 6 -3 - 9 = -12 3 - (-3) = 6 -9 - 3 = -12 -3 - (-9) = 6 -15 - (-3) = -12 -9 - (-15) = 6 -21 - (-9) = -12

Notice that the differences alternate between positive 6 and negative 12. This suggests that the pattern involves adding 6, then subtracting 12, and then adding 6 again. Applying this pattern to the last term in the list (-21), we get:

-21 + 6 = -15 -15 - 12 = -27 -27 + 6 = -21

Therefore, we predict that the most probable next number in the list is -27.

Find the value of x and y in simplified radical form.

Find the value of x and y in simplified radical form.

Answers

x and y have the values 7 and 7√2, respectively.

The sides of a right triangle with 45-degree acute angles have a unique ratio of 1:1:2.

We can use this information to determine the values of x and y because the base is specified as being 7.

Let's give the perpendicular side the value of x, and the hypotenuse the value of y.

The perpendicular side (x) and the base (7) have the same length because the acute angles are both 45 degrees.

Consequently, x = 7.

We can determine that x:y:2x using the ratio of 1:1:2.

When we enter the value of x, we may calculate y:

7:y:√2(7)

Simplifying even more

7:y:7√2

Given that the hypotenuse (y) equals 72, we can write:

y = 7√2

Thus, x and y have the values 7 and 7√2, respectively.

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Which of the following functions is non-linear?
A.y = 2x +1
B.2x- 2y=14
C.(x+2)² = 6
D.y=7

Answers

The one that is non-linear is D
The answer is D. That is the non linear function!

Will mark brainiest for CORRECT answer!

Will mark brainiest for CORRECT answer!

Answers

ANSWER: y = (1/2)x - 1.

To find the equation of the tangent line to the curve y = √(x - 3) at the point (4, 1), we need to determine the slope of the tangent line and its y-intercept.

First, let's find the derivative of the function y = √(x - 3) using the power rule:

dy/dx = 1/(2√(x - 3))

Now, we can substitute x = 4 into the derivative to find the slope of the tangent line at that point:

m = dy/dx = 1/(2√(4 - 3)) = 1/2

So, the slope of the tangent line is 1/2.

Next, we can use the point-slope form of a line to find the equation of the tangent line. Given the point (4, 1) and the slope m = 1/2, the equation becomes:

y - y1 = m(x - x1)

Substituting the values (x1, y1) = (4, 1):

y - 1 = (1/2)(x - 4)

Simplifying the equation:

y - 1 = (1/2)x - 2

y = (1/2)x - 1

Therefore, the equation of the tangent line to the curve y = √(x - 3) at the point (4, 1) is y = (1/2)x - 1.

Answer:

y = (1/2)x - 1/2

Step-by-step explanation:

Step 1: Find the derivative of the function

The derivative of a function gives the slope of the tangent line to the curve at any point. To find the derivative of the given function y = sqrt(x - 3), we can use the power rule of differentiation which states that:

d/dx (x^n) = nx^(n-1)

Applying this rule to our function, we get:

dy/dx = d/dx sqrt(x - 3)

To differentiate the square root function, we can use the chain rule of differentiation which states that:

d/dx f(g(x)) = f'(g(x)) * g'(x)

Applying this rule to our function, we have:

g(x) = x - 3

f(g) = sqrt(g)

So,

dy/dx = d/dx sqrt(x - 3) = f'(g(x)) * g'(x) = 1/(2*sqrt(g(x))) * 1

Substituting g(x) = x - 3, we get:

dy/dx = 1/(2*sqrt(x - 3))

So, the derivative of y with respect to x is 1/(2*sqrt(x - 3)).

Step 2: Evaluate the derivative at the given point

To find the slope of the tangent line at the point (4, 1), we need to substitute x = 4 into the derivative expression:

dy/dx = 1/(2*sqrt(4 - 3)) = 1/2

So, the slope of the tangent line at the point (4, 1) is 1/2.

Step 3: Use point-slope form to write the equation of the tangent line

Now that we know the slope of the tangent line at the point (4, 1), we can use point-slope form to write the equation of the tangent line. The point-slope form of a line is given by:

y - y1 = m(x - x1)

where (x1, y1) is the point on the line and m is the slope of the line.

Substituting the values x1 = 4, y1 = 1, and m = 1/2, we get:

y - 1 = (1/2)*(x - 4)

Simplifying this equation, we get:

y = (1/2)x - 1/2

So, the equation of the tangent line to the curve y = sqrt(x - 3) at the point (4, 1) is y = (1/2)x - 1/2.

Hope this helps!

f(x) = x2 + 4 and g(x) = x2 – 4.Step 1 of 3: Find five ordered pairs that satisfy the function, f(x) = x2 + 4.

f(x) = x2 + 4 and g(x) = x2 4.Step 1 of 3: Find five ordered pairs that satisfy the function, f(x) =

Answers

Given

The equation are given

\(\begin{gathered} f(x)=x^2+4 \\ g(x)=x^2-4 \end{gathered}\)

Explanation

To find the ordered pair of the function f(x),

Draw the table for the coordinates of the function f(x),

Answer

Hence the five ordered pairs are

\((0,4),(1,5),(2,8),(3,13),(4,20).\)

f(x) = x2 + 4 and g(x) = x2 4.Step 1 of 3: Find five ordered pairs that satisfy the function, f(x) =

For two n by n square matricies A and B,
suppose rankA = rankB = n-1.

Can rank(AB) become less than n-1 ?
(e.g. rank (AB) = n-2)

If so, I humbly ask you for an example.
Thank you very much.

Answers

No, the rank of the product of two n by n square matrices A and B, denoted as AB, cannot be less than n-1 if both A and B have ranks of n-1.

According to the Rank-Nullity theorem, for any matrix M, the sum of its rank and nullity is equal to the number of columns in M. In this case, the number of columns in AB is n, so the sum of the rank and nullity of AB must be n.

If rank(A) = rank(B) = n-1, it means that both A and B have nullity 1. The nullity of a matrix is the dimension of its null space, which consists of all vectors that get mapped to the zero vector when multiplied by the matrix. Since both A and B have rank n-1, their null spaces consist only of the zero vector.

Now, considering AB, if the rank of AB were less than n-1, it would mean that the nullity of AB is greater than 1.

However, this would violate the Rank-Nullity theorem since the sum of the rank and nullity of AB must be n, which is the number of columns.

Therefore,  if rank(A) = rank(B) = n-1, the rank of AB cannot be less than n-1.

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Solve for s

B=(s+z/4)h

Answers

Greetings from Brasil...

Isolating S:

B = [(S+Z)/4]·h

B/h = (S + Z)/4

S = (4B/h) - Z
Solve for s B=(s+z/4)h

find the point p that partitions the line segment AB given the ratio. A(3,5)B(4,3) with the ratio. 3:1

Answers

The coordinates of p which divides the line AB in ratio 3:1 is (3.75, 3.5).

What is section Formula?

The section formula provides the coordinates of a point that, either internally or externally, divides the line connecting two locations in a ratio.

P ( x , y ) = ( c ⋅ m + a ⋅ n m + n , d ⋅ m + b ⋅ n m + n ) .

Ratio of line = 3:2

m and n represents the ratios 3:2

let the coordinates of p(x, y).

using Section formula

= [ (3(4) + 1(3) / (3+1), 3(3) + 1(5) / 3+ 1]

= (15/ 4, 14/4)

= (3.75, 3.5)

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If your on a plane going 1500 miles per hour, and a small window opens, would people get sucked in? wondering

Answers

if they are just sitting its not likely but if they are standing especally if they like have there head out of the window yes and the speed if the wind would most likely tear you apart

Answer:

no

Step-by-step explanation:

they would no be sucked in

Gianna surveyor students about their lunch time preference. Out of 50 students 20 prefer eating lunch at 11am. 15 prefer eating at 11:50 am, 10 prefer eating eating at 11:30am, 5 have no preference. Based on the information, what is the probability that a student chosen at random has no time preferences?.​

Answers

Answer:

2.5 percent chance

Step-by-step explanation:

50 total students, only 5 students have no preference.

5% of 50 is 2.5

What is the area of a rectangle with a length of 1/3 yards and width of 3/4 yard?

Answers

Answer:

1/4 yards squared

Step-by-step explanation:

Area of a rectangle equals length times width.

1/3 x 3/4 = 3/12, or 1/4

Answer:

It would be 1/4 and if not try 3/12

Step-by-step explanation:

I hope this helped

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