Please answer & answer quickly please

Answer:

The endpoint of an angle  

x

lies in the 4th quadrant. Here is why.

First of all, let's recall a few definitions.

Recall the definition of a trigonometric function  

sec

(

x

)

:

sec

(

x

)

=

(by definition)  

=

1

cos

(

x

)

Recall the definition of a trigonometric function  

cot

(

x

)

:

cot

(

x

)

=

(by definition)  

=

cos

(

x

)

sin

(

x

)

Step-by-step explanation:

jhyjyujtyuyju

An interior angle of a polygon is an angle formed inside the two adjacent sides. In our case, an interior angle is the angle in red color:

In our case, there are 8 sides so our polygon is an octagon. So, the size of each interio angle is given by

Therefore, the answer is 135 degrees:

Answer: Infinite Solutions.

Step-by-step explanation:

We will transform both equations into slope-intercept form.

       Equation M: 3y = 3x + 6 ➜ y = x + 2

       Equation P: y = x + 2

The two given equations are the same, meaning there are infinite solutions. We can also see this when we graph these two equations, see attached. It's hard to show as they overlap infinitely, but I did my best.

Answer:

c

Step-by-step explanation:

Angle 4 and angle 5 must be supplementary angles.

An angle is a combination of two rays (half-lines) with a common endpoint. The latter is known as the vertex of the angle and the rays as the sides, sometimes as the legs and sometimes the arms of the angle.

Given that;

A vertical line comes out of a horizontal line. A diagonal line goes through the 2 lines to form 5 angles. From top left, clockwise, the angles are 2 (90 degrees), 1, 5, 4, 3.

Hence, By figure of the given condition we get;

⇒ ∠4 + ∠5 = 180°

Thus, Angle 4 and angle 5 must be supplementary angles.

Learn more about the angle visit:;

https://brainly.com/question/25716982

#SPJ6

We need to compare the elements of the matrix. A matrix is symmetric if its transpose is equal to itself. The values of x and y that make the given matrix symmetric are x = 3 and y = 1.

To determine the values of x and y for which the given matrix is symmetric, we need to compare the elements of the matrix. The transpose of a matrix is obtained by interchanging its rows and columns. Therefore, we can find the transpose of the given matrix and equate it to the original matrix to determine the values of x and y.

The transpose of the given matrix is:

(3 5 -1)

(2x+y 2 x+4y)

(-1 6 10)

Now, let's equate the elements of the transpose matrix to the original matrix:

2x + y = 5 (Equation 1)

x + 4y = 6 (Equation 2)

-1 = -1 (Equation 3)

From Equation 3, we can see that -1 is equal to -1, which is true for any value of x and y.

From Equations 1 and 2, we have a system of linear equations. Solving this system will give us the values of x and y that satisfy the conditions for a symmetric matrix.

By solving Equations 1 and 2 simultaneously, we find that x = 3 and y = 1.

Therefore, the values of x and y that make the given matrix symmetric are x = 3 and y = 1.

To learn more about matrix click here :  brainly.com/question/29000721

#SPJ11

Consider that the dresser costs $40 to Violet. So the cost price C is $40.

She wants to sell the dresser for at least %65,

Then the selling price S must be greater than or equal to $65,

Since there is no discount or any overhead expense, the selling price is the same as the marked price M,

Then the minimum marked price will be $65.

Therefore, option (C) is the correct choice (but the % symbol should not be there).

Step-by-step explanation:

the answer in the image

Since they need to find the weight of their suitcases to make sure they meet airline regulations. the units that they should use Kg.

Airport passengers are often needed to put only at least a single baggage any time in the check-in self-service so that the baggage can be checked and identified.

Note that the Maximum Weight per piece is said to be 50 lb/23 kg and the Maximum Dimensions is said to be 45 linear inches or 115 cm (including the length + width + height)

Therefore, Since they need to find the weight of their suitcases to make sure they meet airline regulations. the units that they should use Kg.

Learn more about weight from

https://brainly.com/question/1252862?referrer=searchResults

#SPJ4

See full question below

Maria and Jose, students at Mississippi Valley State University, are going to study abroad in Spain. They need to find the weight of their suitcases to make sure they meet airline regulations. What units should they use?

The lowest and greatest values in the dataset, divided by two, make up the Mid-range. Thus, this provides us with the midrange value.

The mid-range or mid-extreme is the arithmetic mean of the highest and minimum values of the data set and is used in statistics as a measure of a sample's central tendency.

The difference between the greatest and minimum values, which is a measure of statistical dispersion, is strongly related to the mid-range.

The two measurements are complementary in that one can determine the sample's maximum and minimum values by knowing the range and the midpoint.

Therefore, the lowest and greatest values in the dataset, divided by two, make up the Mid-range. Thus, this provides us with the midrange value.

Know more about the Mid-range here:

https://brainly.com/question/15971855

#SPJ4

The derivative r'(t) of the vector function r(t) is < sin(4t) + 4tcos(4t), 2t, cos(5t) - 5tsin(5t) >

To find the derivative of the vector function r(t), we differentiate each component of the vector separately.

The given vector function is r(t) = < tsin(4t) , t^2 , tcos(5t) >

To find the derivative of the first component, we apply the product rule of differentiation. The derivative of tsin(4t) with respect to t is sin(4t) + tcos(4t) * 4.

For the second component, the derivative of t^2 with respect to t is simply 2t.

Similarly, for the third component, we apply the product rule to tcos(5t). The derivative of tcos(5t) with respect to t is cos(5t) - t*sin(5t) * 5.

Combining these derivatives, we get r'(t) = < sin(4t) + 4tcos(4t), 2t, cos(5t) - 5tsin(5t) > as the final answer.

Visit here to learn more about product rule:

brainly.com/question/29198114

#SPJ11

Answer: The answer is 7.

Answer:

Y= x+2

Step-by-step explanation:

The x value is always adding 2 to get the y value

1+2=3

2+2=4

3+2=5

4+2=6

5+2=7

Therefore your answer is y = x + 2

Hope this helps!

Answer:

2

Step-by-step explanation:

y = x + c

Put x as 1, and y as 3 and solve for c.

3 = 1 + c

3 - 1 = c

2 = c

Step-by-step explanation:

-9x+15=3(2-x)

6-6x

2. collect like terms

-9x+15= 6-6x

15-6 = 6x+9x

11= 15x

3. divide both sides by the coefficient of X which is 15

x= 11/15

From the problem, erika is not correct that 6i/4 is a rational number because imaginary numbers are not real numbers.

Rational numbers are defined as numbers that  can be written as a fraction of two integers  in the form of a/b where a and b are integers.

Now, If a number line is expanded to become a clear number plane, it would mean that some numbers that are neither rational nor irrational can possibly be plotted. These numbers are are referred to as imaginary numbers which are defined as multiples of the square root of -1. It has no real solution, because the square root of a number is always positive.

We are given the imaginary number as 6i/4 and from the definition above, we can tell that it is neither a rational nor irrational number.

Read more about Rational Numbers at; https://brainly.com/question/12088221

#SPJ1

The mean absolute deviation of the given data set is 1.6 (rounded to the nearest tenth).

We have,

In statistics, the mean (also known as the arithmetic mean or average) is a measure of central tendency that represents the sum of a set of numbers divided by the total number of numbers in the set.

To find the mean absolute deviation (MAD), we need to first calculate the mean of the given data set:

mean = (4 + 5 + 7 + 9 + 8) / 5 = 6.6

Next, we calculate the deviation of each data point from the mean:

|4 - 6.6| = 2.6

|5 - 6.6| = 1.6

|7 - 6.6| = 0.4

|9 - 6.6| = 2.4

|8 - 6.6| = 1.4

Then we find the average of these deviations, which gives us the mean absolute deviation:

MAD = (2.6 + 1.6 + 0.4 + 2.4 + 1.4) / 5 = 1.6

Therefore, the mean absolute deviation of the given data set is 1.6 (rounded to the nearest tenth).

To learn more about mean from the given link:

brainly.com/question/31101410

#SPJ1

When conducting a chi-squared test, the categories of your variable(s) must be a) mutually exclusive. This means that each observation can only fall into one category, and there should be no overlap or ambiguity in assigning observations to categories.

In a chi-squared test, we analyze the association between two categorical variables to determine if there is a significant relationship. To perform this test, it is essential that the categories of the variable(s) are mutually exclusive. This means that each observation should belong to only one category, and there should be no overlap or ambiguity in assigning observations to categories. If the categories are not mutually exclusive, it becomes difficult to accurately assess the relationship between variables.

The options b) dependent, c) less than five in total, and d) more than three in total do not accurately describe the requirements for conducting a chi-squared test. Option b) dependent refers to the relationship between variables, which is assessed through statistical measures other than the chi-squared test. Options c) less than five in total and d) more than three in total relate to the minimum number of expected counts per cell rather than the categories themselves.

In summary, when conducting a chi-squared test, the categories of your variable(s) must be mutually exclusive to ensure accurate analysis of the association between categorical variables.

To learn more about  chi-squared test click here, brainly.com/question/30760432

#SPJ11

The complete statement is: |a| = 5 if and only if |a^2| = 25.

The statement |a| = 5 means that the absolute value of a is equal to 5. Absolute value is the distance of a number from zero on a number line, so this tells us that a is either 5 or -5.

Now, we need to determine when |a^2| is equal to 25. The absolute value of a^2 is equal to the positive square root of a^2, which means that |a^2| = sqrt(a^2). Since 25 is a perfect square, the only possible values for a that satisfy this condition are a = 5 and a = -5, since sqrt(5^2) = sqrt((-5)^2) = 5.

Therefore, we can conclude that |a| = 5 if and only if |a^2| = 25, and this is true only for a = 5 or a = -5.

For more questions like Absolute click the link below:

https://brainly.com/question/16326457

#SPJ11

Mean, median and mode are the three principles of describing data.

Describing data:- Describing data is also called descriptive statistics, that describes the data through several methods such as graphical representations, central tendency, variability. It summarizes the data efficiently, which helps to make any conclusion on that dataset.

The three principles of describing data are-

Thus we can conclude that, mean, median and mode are the three principles of describing data.

To know more about median refer below link:

https://brainly.com/question/28060453

#SPJ4

Yes, It is possible for two sets of data to have the same slope but different correlation coefficients depending on the direction of the relationship between the variables.

Two sets of data, Set A and Set B. Both sets have the same slope but different correlation coefficients.

Set A

x-values: [1, 2, 3, 4, 5]

y-values: [2, 4, 6, 8, 10]

Set B

x-values: [1, 2, 3, 4, 5]

y-values: [10, 8, 6, 4, 2]

For Set A, the points lie on a straight line that increases as x increases. The line has a positive slope, indicating a positive relationship between x and y. This positive relationship results in a high correlation coefficient, indicating a strong linear relationship between the variables.

For Set B, the points also lie on a straight line, but it decreases as x increases. The line has the same slope as Set A, indicating the same rate of change between x and y. However, the negative relationship between x and y in Set B leads to a negative correlation coefficient. This negative correlation coefficient indicates a strong linear relationship but in the opposite direction compared to Set A.

So, although both sets of data have the same slope, the difference in the direction of the relationship between x and y results in different correlation coefficients. Set A has a positive correlation coefficient, while Set B has a negative correlation coefficient.

To know more about correlation coefficients click here :

https://brainly.com/question/27226153

#SPJ4

Answer:

Step-by-step explanation:

nate form assuming t is real:

h(t) + (t - 12) t = 5

Alternate forms:

h(t) = 5 - (t - 12) t

h(t) + t^2 = 12 t + 5

Roots:

t = 6 - sqrt(41)

t = 6 + sqrt(41)

Properties as a real function:

Domain

R (all real numbers)

Range

{h element R : h<=41}

Derivative:

d/dt(-t^2 + 12 t + 5) = -2 (t - 6)

Indefinite integral assuming all variables are real:

integral(-t^2 + 12 t + 5) dt = -t^3/3 + 6 t^2 + 5 t + constant

Global maximum:

max{-t^2 + 12 t + 5} = 41 at t = 6

Answer:

dhdhejxjdjbdjflfsjsjebeiebeid eoc dje

Answer:

  DNE

Step-by-step explanation:

The left limit is +1; the right limit is -1. These are different, so the limit does not exist.

Answer:

The answer is D, $50.09

Answer: The Addition Rule for disjoint events is the sum of the probabilities of 2 events, while the General Addition Rule says if 2 are disjoint, then the probability of either event is the sum of the probabilities of the two events: P(A or B) = P(A) + P(B).

Step-by-step explanation: The Addition Rule states that for two disjoint events, the probability that one or the other occurs is the sum of the probabilities of the two events. (Book example on p. 280 about the probability that a randomly selected student is either a sophomore (A) or a junior (B) therefore P(A or B). The addition of probabilities for disjoint events is the third basic rule of probability: Rule 3: If two events A and B are disjoint, then the probability of either event is the sum of the probabilities of the two events: P(A or B) = P(A) + P(B).

Answer: The Addition Rule for disjoint events is the sum of the probabilities of 2 events, while the General Addition Rule says if 2 are disjoint, then the probability of either event is the sum of the probabilities of the two events: P(A or B) = P(A) + P(B).

Step-by-step explanation: hope this helps0^0

Gastronomy is a way of promoting understanding among different cultures, and of bringing people and traditions closer together.

The practise of choosing, preparing, presenting, and consuming exquisite cuisine. The foundation of gastronomy lies in the connections between food, culture, and tradition. Gastronomy has emerged through time as a more potent cultural force than language or other influences among the peoples of the world.

Molecular gastronomy is a relatively recent branch of science that studies the physical and chemical changes that take place during cooking. Molecular cuisine is the name of the new culinary movement based on this emerging discipline.

Nowadays, the world may be broken down into separate gastronomic zones, where different cuisines are popular and similar cooking techniques are used. Throughout much of Southeast Asia, rice is the main food. The abundant and creative use of spices to give meals an extra flavour is what makes Indian and Indonesian cuisine unique. The prevalent ingredient in Mediterranean recipes is olive oil.

Learn more about Gastronomy:

https://brainly.com/question/30922388

#SPJ4

Complete question:

How can gastronomy help us live harmoniously?

Answer:

\( \angle HIG \: and \: \angle KLI\)

Step-by-step explanation:

\( \angle HIG \: and \: \angle KLI\) are corresponding angles.

Answer:

-72=r

Step-by-step explanation: