!23 POINTS!

Someone please help me this is a very important task I need to return this tomorrow.

(Please answer nicely)

The estimated local maximums are (0,-2) and (0,π), and the estimated local minimums are (0,0) and (0,2π).

The graph of f consists of two parts: a line increasing to (0,-2) and a curve starting at (0,0) and intercepting the x-axis at (0, π, and 2π). To estimate the local maximum and local minimum of the graph, we need to look for points where the function changes direction.For the line segment, the graph is increasing until it reaches (0,-2). This point can be considered a local maximum because the graph starts decreasing afterward.

For the curve, we have points at (0,0), (0, π), and (0, 2π). At (0,0), the graph is flat and does not change direction, so it is considered a local minimum.

At (0,π), the graph changes direction from increasing to decreasing, making it a local maximum.Similarly, at (0, 2π), the graph changes direction from decreasing to increasing, which means it is also a local minimum.Therefore, the estimated local maximums are (0,-2) and (0,π), and the estimated local minimums are (0,0) and (0,2π).

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Answer:

Ok to make this easier for us we should switch these equations into y=mx+b so that it's easier for us to identify the slope and y-intercept:

to switch into y=mx+b form do this:

3x-y=5

-y=5-3x

y=-5+3x

y=3x+(-5)

2y-15x=8

2y=8+15x

y=4+7 1/2x

y=7 1/2x+4

THe slope of any line in y=mx+b form is m. Therefore in this equation:

y=3x+(-5)     3 is the slope

The y intercept of any line is the +b:

y=7 1/2x+4 -therefore 4 in this equation is our y intercept.

Now we can construct our equation in y=mx+b then into standard form (Ax+By=C)

since 3 is our slope and 4 is our y intercept the equatuon is :

y=3x+4

NOw all we need to do is move this into standard form:

y=3x+4

-3x+y=4

-3x+y=4 is your final answer

-hope this helped

Step-by-step explanation:

Chi-square independence test.

A test that evaluates how well a model matches real observed data is the chi-square (2) statistic.

A chi-square statistic can only be calculated with data that is random, unprocessed, mutually exclusive, obtained from independent variables, and drawn from a sizable enough sample.

The outcomes of a fair coin toss, for instance, satisfy these requirements.

To test hypotheses, chi-square tests are frequently employed.

Given the size of the sample and the number of variables in the relationship, the chi-square statistic examines the size of any discrepancies between the expected results and the actual results.

According to the total number of variables and samples used in the experiment, degrees of freedom are utilized in these tests to assess whether a particular null hypothesis can be rejected. as well.

According to our question-

The independence of two variables, each of which is categorized into a variety of categories or attributes, is also tested using the chi square statistic.

When the cell probabilities rely on the unknown parameters, the goodness of fit test is relevant as long as the unknown parameters are substituted by their estimates and as long as one degree of freedom is subtracted for each estimated parameter.

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Answer:

4.85100 lb

Step-by-step explanation:

1 kg = 2.205 lb

2.2 kg

= 2.2 x 2.205

= 4.85100 lb

Answer:

t = 5

Step-by-step explanation:

20t + 5 + 15t = 180

35t + 5 = 180

35t = 175

t = 5

Hopefully this helps!

Brainliest please?

Answer:

H=horse

H=4(21-7)

Step-by-step explanation:

H=4(21-7)

H=4(14)

There were 56 horses.

Answer:

9

Step-by-step explanation:

9x2 is 18, so he can rent a bike for nine days if the rent is $2

Answer:

B. -2

Step-by-step explanation:

The y-intercept is the point that is on the y-line (the line that goes down). This means that the y-intercept is (0,-2). This is the same as -2. Therefore, the answer is B. -2

If this helps please mark as brainliest

Answer:

48.25 in^2.

Step-by-step explanation:

Surface area of the base

= 1/2 & base * height

= 1/2 * 4.3 * 5

= 10.75 in^2.

Area of each triangular side

= 1/2 * 5 * 5

= 12.5 in^2.

So total surface area

= 10.75 + 3 * 12.5

=  48.25 in^2.

You are a district sales manager at the sales target for your team 135,000 per month. Your team's annual sales target is $1,620,000.

To calculate the annual sales target for your team, you need to multiply the monthly target by 12 (the number of months in a year):

Annual sales target = Monthly sales target x 12

Given that the monthly sales target for your team is $135,000, the annual sales target would be:

Annual sales target = $135,000 x 12

= $1,620,000

A Sales Manager is a professional responsible for managing a team of sales representatives within a specific geographic area or district. The role typically involves setting and achieving sales targets, developing and implementing sales strategies, and managing relationships with key customers.

Sales Managers are responsible for recruiting, training, and supervising sales staff, as well as monitoring their performance and providing coaching and guidance as needed. They also work closely with other departments within the organization, such as marketing and finance, to ensure that sales goals are aligned with overall business objectives. They must possess strong leadership and communication skills, as well as a deep understanding of their company's products or services and the competitive landscape in which they operate.

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Complete Question:-

You are a district sales manager at the sales target for your team 135,000 per month ? What is your annual sales?

Answer:36

Step-by-step explanation:

Hope this helps

Answer:

\(pi > 2\\3.14 > 3.1\)

Hope this helps, have a great day! ♣

Answer:

Karen will get mad because, Susan lost so much weight than her, she will call the police, rant to the manager of the program, cuss at Susan then get banned from the program and go to jail.

Step-by-step explanation:

That's what would REALLY happen, or did you want me to answer the math problem?

The answer to the questions are as follows:

(a) A basis for the row space is {(5, -7, 8), (6, 10, 5)}

(b) The rank of the matrix is 2

Step-by-Step Explanation:

To find a basis for the row space and the rank of the matrix, we need to perform row operations on the given matrix until it is in row echelon form. Here are the steps:

Use row operations to swap the first and third rows:

| 1 -3 2 |

| 6 10 5 |

| 5 -7 8 |

Use row operations to subtract 6 times the first row from the second row and 5 times the first row from the third row:

| 1 -3 2 |

| 0 28 -7 |

| 0 -8 2 |

Use row operations to divide the second row by 28 and subtract (-8/28) times the second row from the third row:

| 1 -3 2 |

| 0 1 -1/4 |

| 0 0 3/4 |

The matrix is now in row echelon form. The nonzero rows are the first two rows, which correspond to the first and second rows of the original matrix. Therefore, a basis for the row space is the set of these two rows:

{(5, -7, 8), (6, 10, 5)}

The rank of the matrix is the number of nonzero rows in the row echelon form, which is 2. So, the rank of the matrix is 2.

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Answer: A. 111 degree

Step-by-step explanation:

Because they are Alternate Interior angles! Which means the two angles are congruent and have the same degree!

Answer:

The price of umbrellas at the store.

Answer:

The person above me is right

Step-by-step explanation:

Answer:

6. yes they are congruent, they are exactly the same shape and size

7. no they are not congruent, they are different sizes

8. they are congruent, they have the same shape and size

Step-by-step explanation:

Answer:

8.5

Step-by-step explanation:

So the line segment that is tangent to the circle is 8, and AO is 11.7.

When you connect them, they are perpendicular, so you have a right triangle with one unknown leg that we will call X, a leg that is 8, and a hypotenuse that is 11.7.

If you use the Pythagorean Theorem, you will find that the leg is √72.89, which is approximately 8.5.

That leg is the radius.

This might be wrong so check it.

The ratio of corresponding sides for the given similar triangles is 2/5.

In the given options, the ratio of corresponding sides is provided for each set of similar triangles. Let's analyze each option to determine the correct ratio:

a. 10

This option only provides a single number and does not specify the ratio of corresponding sides. Therefore, it is not the correct answer.

b. 4/5

This option provides the ratio 4/5 for the corresponding sides of the similar triangles. However, the ratio can be simplified further.

To simplify the ratio, we divide both the numerator and denominator by their greatest common divisor (GCD). In this case, the GCD of 4 and 5 is 1.

Dividing 4 and 5 by 1, we get:

4 ÷ 1 = 4

5 ÷ 1 = 5

Therefore, the simplified ratio is 4/5.

c. 10/85

This option provides the ratio 10/85 for the corresponding sides of the similar triangles. However, this ratio cannot be simplified further, as 10 and 85 do not have a common factor other than 1.

Therefore, the correct ratio of corresponding sides for the given similar triangles is 2/5, as determined in option b.

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Answer:

The second one

Step-by-step explanation:

Answer: trapezoid I think im in geometry

Step-by-step explanation:

isosceles- 2 angles congruent

quad- opposite sides congruent

trap- weird shape doesn't look congruent

kite- opposite angles bisected makes angles congruent

hope this helped if so mkae me brainliest plzzz

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The simplified form of the expression \(81x^6 - (y + 1)^2\) in terms of U and V is 729x^6 - V^2.

In this question, we are given specific values for U and V and asked to express the given expression in terms of those values.

To simplify the expression using the given values, we substitute \(U = 3x^3\)and V = y + 1 into the original expression:

\(81x^6 - (y + 1)^2\)

Replacing U and V:

\(81(3x^3)^2 - (V)^2\)

Simplifying:

\(81 \times 9x^6 - V^2\)

\(729x^6 - V^2\)

Therefore, the simplified form of the expression \(81x^6 - (y + 1)^2\) in terms of U and V is\(729x^6 - V^2.\)

In this way, we can represent the original expression in a simplified form using the assigned values for U and V.

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Consider the expression: \(81x^6 - (y + 1)^2\)

If\(U = 3x^3\) and V = y + 1, what is the simplified form of the expression in terms of U and V?

In this question, we are given specific values for U and V and asked to express the given expression in terms of those values.

The quantity that is unknown in this situation is the rental fee for one locker, or "r" and the equation is as follows: 50 * ($6 + r) = $475

To write an equation that represents the situation, you can use the information given in the problem. The total cost of the field trip, $475, covers the rental fees for 50 students, and the rental fee for one pair of skates is $6. Since the cost of the field trip is the sum of the rental fees for one pair of skates and one locker for each student, you can write an equation as follows:

50 * ($6 + r) = $475

This equation represents the situation in which the Student Council is organizing a field trip for 50 students, and the total cost of the field trip is the sum of the rental fees for one pair of skates and one locker for each student. The unknown quantity, "r", represents the rental fee for one locker.

Therefore, The quantity that is unknown in this situation is the rental fee for one locker, or "r" and the equation is as follows: 50 * ($6 + r) = $475

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Answer:

-27 1/24 yards

Step-by-step explanation:

First depth: 17 2/3 yards

Second: 9⅜ deeper

-[17 2/3 + 9 3/8]

-[53/3 + 75/8]

lcm:

24

-[(53×8 + 75×3)/24]

-649/24

-27 1/24 yards

Answer:

-27 2/3

Step-by-step explanation:

A diver dives 17 and two-thirds yards and then comes back to the surface. Then, she dives 9 and StartFraction 3 over 8 EndFraction yards deeper than her first dive. What is her depth, in yards,

Answer:

Shayla charges $20 per hour for middle school students and $25 per hour for high school students.

Step-by-step explanation:

System of Equations

Let's call:

x = Shayla's hourly charge for middle school students

y = Shayla's hourly charge for high school students

Last week, Shayla tutored middle school students for 5 hours and high school students for 12 hours. The total earning was 5x+12y. She earned $400 last week, thus:

5x + 12y = 400        [1]

This week, she tutored middle school students for 6 hours and high school students for 10 hours. The total earnings were 6x+10y and it represented $370, thus:

6x + 10y = 370

Dividing by 2:

3x + 5y = 185        [2]

We have formed the system of equations:

5x + 12y = 400        [1]

3x + 5y = 185        [2]

Multiply [1] by -3 and [2] by 5:

-15x - 36y = -1200

15x + 25y = 925

Adding both equations:

-11y = -275

Dividing by -11:

y = -275/(-11) = 25

y = 25

Substituting in [1]:

5x + 12*25 = 400

5x + 300 = 400

5x = 400 - 300 = 100

x = 100/5 = 20

x = 20

Shayla charges $20 per hour for middle school students and $25 per hour for high school students.

Step-by-step explanation:

Let's start with solving for line L using slope-intercept form (y=mx+b)

We can see that the y-intercept is 4, and the slope is rise/run. From point (5,2) to (0,5), the rise is 2, and the run is -5 (it goes backwards 5).

Using this, we can form our equation for Line L: y = -2/5x + 4

Now let's solve for Line M.

There is something very important to notice before we jump into this. Both of these lines (Line L and M) are parallel (they never touch) and therefore will contain the same slope as each other (-2/5). The y-intercept for this equation we can see is -1, as the line touches (0,-1). Now lets form our equation;

Line M: y = -2/5+4

Solving a system of equation means to find two (or more) line's interceptions on a graph (where they meet/touch). Because both of these lines are parallel and never touch each other, there is no definite answer. Therefore our answer is No Solutions.

Answer:

Step-by-step explanation:

P = 4x(x - 3) + 4y(y - 3) + 8xy

  = 4x² - 12x + 4y² - 12y + 8xy

  = (4x² + 8xy + 4y²) - (12x + 12y)

 = 4(x² + 2xy + y²) - 12(x + y)

 = 4(x + y)² - 12(x + y)

x+y =2 ⇒ P = 4.2² - 12.2 = 16 - 24 = -8

There is no error. This is a correct conclusion, option C is correct.

Vinay correctly concluded that Segment AB and CD have no angles with the same measurements, which means they are not congruent.

If two line segments coincide or overlap, it means they occupy the same space and have the same length.

However, congruence refers to the overall similarity and equality of all corresponding parts of two geometric figures.

Since the angles in the coinciding segments are not equal, they cannot be considered congruent.

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Answer:

B just took the test

Step-by-step explanation:

have a good rest of your day