Which three examples best describe how geometry can be used in the field of aeronautics?

designing a new aircraft
describing the flight path between take off and landing
determining functionality of an aircraft before designing
navigating between two locations
determining fuel use between two locations

The answer is: B' = {1, 2, 3, 5, 7, 9} and C' = {1, 2, 3, 4, 5}, and A n (B'UC) = {2, 4, 5, 7}. This can be answered by the concept of Sets.

The complement of set B (denoted as B') in the universal set U is the set of natural numbers less than 11 that are not in B. The complement of set C (denoted as C') in the universal set U is the set of natural numbers less than 11 that are not in C. The intersection of set A with the union of sets B' and C (denoted as A n (B'UC)) is the set of elements that are common to set A and the union of sets B' and C, where B' is the complement of set B and C' is the complement of set C.

The universal set U consists of natural numbers less than 11: U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}.

Set B' is the complement of set B in the universal set U, which means it contains all the elements of U that are not in B: B' = {1, 2, 3, 5, 7, 9}.

Set C' is the complement of set C in the universal set U, which means it contains all the elements of U that are not in C: C' = {1, 2, 3, 4, 5}.

The union of sets B' and C is the set of all elements that are in either B' or C or in both: B'UC = {1, 2, 3, 4, 5, 7, 9}.

The intersection of set A with the union of sets B' and C is the set of elements that are common to set A and the union of sets B' and C: A n (B'UC) = {2, 4, 5, 7}.

Therefore, the main answer is: B' = {1, 2, 3, 5, 7, 9} and C' = {1, 2, 3, 4, 5}, and A n (B'UC) = {2, 4, 5, 7}

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Answer:

Point-Slope Form: y - 1 = -1/2(x - 4) or Standard Form: y = -1/2x + 3

Step-by-step explanation:

For a line to be perpendicular, you take the negative inverse of the slope of 2x - y = 4. To do this, rearrange the y to one side and you get y = 2x - 4. The slope of the line is 2. So, taking the negative inverse would be -1/m (with m being slope of the the equation given in the problem. This would give you -1/2.

Using point slope formula, y - y1 = m(x - x1), you can plug in the point given, (4,1) and the slope you found to get y - 1 = -1/2(x - 4). For standard form, isolating the y gets you y = -1/2x + 3.

You can check your answer by using Desmos by putting in the line 2x - y = 4, the point (4,1), and the equation you got as your answer. You will see that the equation is perpendicular to 2x - y = 4 and passes through point (4,1). Your equation of the line is y - 1 = -1/2(x - 4) or y = -1/2x + 3

Answer:

You would write that as 16,517

Answer:

B. All real numbers greater than or equal to  1971 and less than or equal to 2001.

Step-by-step explanation:

Correct me if I'm wrong

Answer:

All real numbers C

Step-by-step explanation:

Any real numbers can go in as a x value in. a exponential function.

Answer: All values/solutions of P must be greater than 2 to be true to the inequality 10p-8>12

Step-by-step explanation:

When solving inequalities, we treat it like an equation, solving for the variable, in this case, p.

10p - 8 > 12

Lets isolate p

10p - 8 > 12

       +8   +8

10p > 20

/10     /10

p > 2

After solving, we now know that all values of P must be greater than 2.

The set of rational numbers that is arranged from least to greatest is (b) −3.5, negative 1 over 4 , 1 over 3 , 2

A rational number is one that has the form p/q, where p and q are integers and q is greater than zero. Some rational number examples include 1/3, 2/4, 1/5, 9/3, and so on.

A rational number is defined in mathematics as the quotient or fraction p/q of two integers, a numerator p and a non-zero denominator q. 3/7, for example, is a rational number, as is any integer.

In this case, the arrangement will be -3.5, -1/4, 1/3 and 2.

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Expression A is 4 times as great as expression B.

Sure hope this helps you and pls mark me brainiest

So on solving the provided question, we can say that in this triangle,

angle B = 90, AC = 13; AB = x 10

A triangle is a polygon since it has three sides and three vertices. It is one of the basic geometric shapes. The name given to a triangle containing the vertices A, B, and C is Triangle ABC. A unique plane and triangle in Euclidean geometry are discovered when the three points are not collinear. Three sides and three corners define a triangle as a polygon. The triangle's corners are defined as the locations where the three sides converge. 180 degrees is the result of multiplying three triangle angles.

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here, in this triangle,

angle B = 90

AC = 13

so by Pythagoras theorm

AB = x 10

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The flow rate of 5 MGD is equivalent to 7.73615 cfs

To convert million gallons per day (MGD) to cubic feet per second (cfs), we need to use the conversion factor between the two units. The conversion factor is 1 MGD = 1.54723 cfs.

Therefore, to convert MGD to cfs, we can multiply the given value of MGD by the conversion factor. For example, if we have a flow rate of 5 MGD, we can convert it to cfs as follows:

5 MGD x 1.54723 cfs/MGD = 7.73615 cfs

So, the flow rate of 5 MGD is equivalent to 7.73615 cfs. Similarly, we can convert any given flow rate in MGD to cfs by using the same conversion factor.

It is important to note that these units are commonly used in the context of water supply and distribution systems, where flow rates are a crucial factor in the design and operation of such systems. Therefore, knowing how to convert between different flow rate units is essential for engineers and technicians working in this field.

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After six​ months, the​ subjects' symptoms are studied and compared. Answer parts​ are given below.

An assumption or concept is given as a hypothesis for the purpose of debating it and testing if it might be true.

Given:

A pharmaceutical company wants to test the effectiveness of a new allergy drug.

The company identifies 250 females​ 30–35 years old who suffer from severe allergies.

The subjects are randomly assigned into two groups.

One group is given the new allergy drug and the other is given a placebo that looks exactly like the new allergy drug.

After six​ months, the​ subjects' symptoms are studied and compared.

Here, 30-35 year-old girls are used to test the new allergy medication's effects.

(a)

Females between the ages of 30 and 35 who are the test subjects are the experimental units.

The new allergy medication, whose results are being studied, is the remedy.

It's best to choose C.

(b)

A bias may develop if a researcher or patient knows whether subjects received a medication or a placebo.

In this case, choice B is preferable.

(c)

If neither the researcher nor the subject knew whether they were receiving a medicine or a placebo, the study would be considered double-blind.

In this case, choice A is preferable.

Therefore, all the correct choices are given above.

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The complete question is given in the image.

The percent increase of the money is 208%, then the correct option is C.

We know that the musician starts with $750, that is the initial amount (which is the 100%) and he adds $130 each month for 12 months, then at the end he will have a total of:

$750 + 12*$130 = $2,310

To find the percent increase, we need to use the formula to get:

P = 100%*(final amount - initial amount)/initial amount

Replacing the values that we know we will get:

P = 100%*($2,310 - $750)/$750

P = 208%

Then the correct option is C.

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Answer:

x = 31

Step-by-step explanation:

87=2x-25

-25 on each side

62=2x

divide each side by 2

31=x

x=31

The question is incomplete. the complete question is as follows:

The cell cycle is the process by which a single cell replicates itself. A student investigates whether cell growth during the cell cycle is linear or exponential. The table at the left gives the length, in micrometers, of an S. pombe (yeast) cell at different times after the cell cycle begins. Which of the following best describes the relationship between time and length of this cell?  

A.  It is linear because the length increases by the same factor every 10 minutes.

B.  It is linear because the length increases by the same number of micrometers every 10 minutes.

C.  It is exponential because the length increases by the same factor every 10 minutes.

D.  It is exponential because the length increases by the same number of micrometers every 10 minutes.

Answer:

C.  It is exponential because the length increases by the same factor every 10 minutes.

Step-by-step explanation:

According to the data shown, the relationship between time and length of this cell is exponential.

The relationship is exponential because the length increases by the same factor every 10 minutes.

The growth of the cell is exponential it means the optimal conditions are provided to the cell for their growth.

Hence, the correct answer is "C.  It is exponential because the length increases by the same factor every 10 minutes."

Answer:

Using the provided data, we first calculate the covariance between returns for asset A and B:

Covariance = Covariance (RA, RB) = E[(RA - EXPECTED_RA)(RB - EXPECTED_RB)] = E[(-0.98) * (-0.98)] = 0.0024

Since the value is very close to zero, it suggests little or no association between the returns of assets A and B. This implies negative correlation, but additional testing or statistical methods should be used to confirm this finding. However, given our limited data set, we cannot make definitive statements on causality or directionality between these assets' performances. Further study or more extensive market analysis may be warranted.

Answer:

number is 6

Step-by-step explanation:

let the number be x , then double the number is 2x and

2x - \(\frac{1}{3}\) x = 10 ( multiply through by 3 to clear the fraction )

6x - x = 30

5x = 30 ( divide both sides by 5 )

x = 6

That is the number is 6

The graph of the normal distribution is given at the end of the answer.

It states that, for a normally distributed random variable, approximately:

The normal distribution is symmetric, hence, from the Empirical Rule, we get that most observations will be clustered around the mean, which is the center of the distribution.

The mean is of 9.12 and the standard deviation is of 0.05, hence:

The graph of the distribution is given at the end of the answer.

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Answer:

74.2°

Step-by-step explanation:

Given:

m<A = 60°

a = 18 cm

b = 20 cm

Required:

m<ABC = B

Solution:

Apply the sine rule

\( \frac{sin(B)}{b} = \frac{sin(A)}{a} \)

Plug in the values

\( \frac{sin(B)}{20} = \frac{sin(60)}{18} \)

Multiply both sides by 20

\( \frac{sin(B)}{20}*20 = \frac{sin(60)}{18}*20 \)

\( sin(B) = \frac{sin(60)*20}{18} \)

\( sin(B) = 0.96225 \)

\( B = sin^{-1}(0.96225) \)

\( B = 74.2 degrees \) (approximated to nearest tenth)

\(2x^{2} - 22x - 52 = 2(x^{2} - 11x - 26) = 2(x^{2} + 2x - 13x - 26) = 2[x(x + 2) - 13(x - 2)]\\\)

\(= \bf 2(x + 2)(x - 13)\)

Answer:

17×6=102 because he gave 2 boxes to his brother so he have 6 boxes

Answer:

its B. -3

Step-by-step explanation:

Remove 3 negative tiles .

Can I get brainliest??????

Answer:

Step-by-step explanation:

its b

Answer:

B. X < -4

Step-by-step explanation:

-2x - 8 > 3x + 12

Subtract 3x from both sides

-5x -8 > 12

Add 8 both sides

-5x > 20

Divide -5 both sides

X < -4

Answer: x < -4

Step-by-step explanation:

Subtract 3x from both sides

-5x - 8 > 12

Add 8 to both sides

-5x > 20

Divide both sides by -5

x < -4

Answer:

/~ 4× 4= 4^2= +4

Step-by-step explanation:

I dont have the right lines so ill show you from another example

Answer:

Solution given;

\( \sqrt{ {4}^{4} \times 0} \)

\( \sqrt { 0} \)=0

It is not appropriate to compare two means at a time in the way described. This would inflate the overall Type I Error and is a 'Multiple Testing' problem. The one-way ANOVA controls for the Type I Error and should be used instead. Comparing multiple pairs of means using independent two-sample t-tests without adjusting for the multiple comparisons can lead to an increased probability of committing a Type I error.

When comparing three or more populations means within a set of quantitative data that is categorized according to one factor/treatment, it is appropriate to use a one-way ANOVA instead of multiple independent two-sample t-tests. The reason is that performing multiple t-tests increases the overall Type I error rate, which is the probability of falsely rejecting a true null hypothesis. This is known as the multiple testing problem, and it occurs when we conduct multiple hypothesis tests without controlling the overall error rate.

In contrast, the one-way ANOVA controls for the Type I error rate and tests the null hypothesis that all population means are equal. If the null hypothesis is rejected, then at least one population mean is significantly different from the others. We can then perform post-hoc tests, such as Tukey's HSD, to determine which population means are different.

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The 10.78 watt–hour battery with a voltage rating of 3.85 V gives;

(a) The average current delivered in 3 hours is approximately 0.93 A

(b) The average power delivered at 0.93–A is approximately 3.593 watts

(c) The ampere hour rating of the battery is 2.8 Ah

Power is the rate at which energy is given out or expended.

Required;

(a) The amount of average current that can be delivered in 3 hours

Solution;

The power in the battery is given by the equation;

P = I²•R = I•V

10.78 watt–hour = 10.78 J/s × 60 × 60 s = 38,808 J

In 3 hours, the energy per second, which is the power is given by the equation;

P = 38,808 J/(3×60×60 s) ≈ 3.593 watts

I = P/V

Therefore;

I = 3.593 watts/(3.85 V) ≈ 0.93 A

(b) The average power delivered is given by the equation;

P = Energy/Time

Therefore;

(c) An equation that can be used to find the ampere hour, Ah is as follows;

Ah = Watt hour ÷ Voltage

The ampere hour rating of the battery is therefore;

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Answer: I believe it means that there is no solution

Step-by-step explanation: I believe this because we are given: 5 = 0. In linear graphs when lines are equal to 0 there is no equation or solution

In total, there are 24 different ways the couple can set up their itinerary to visit their friends Ann, Michelle, Greg, Sarah, Grayson, Frank, and Melissa.

To find the number of possible arrangements, we can start by considering the three friends who live close together: Greg, Grayson, and Melissa. Since they need to be visited consecutively, we can treat them as a single unit. This reduces the problem to arranging five units: Ann, Michelle, Sarah, Frank, and the group of Greg, Grayson, and Melissa.

We can arrange these five units in 5! (5 factorial) ways. However, within the group of Greg, Grayson, and Melissa, there are 3! (3 factorial) ways to arrange them. Therefore, the total number of arrangements is 5! × 3! = 120 × 6 = 720.

However, since the order within the group of Greg, Grayson, and Melissa doesn't matter, we need to divide the total number of arrangements by the number of ways to arrange those three friends. Since there are 3! = 6 ways to arrange them, we divide 720 by 6, resulting in 120.

Hence, the couple has 120 different ways to set up their itinerary to visit their friends Ann, Michelle, Greg, Sarah, Grayson, Frank, and Melissa.

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The solution to the equation\(4y^2 + 9 = -12y\) is y = -3/2.

We can start by rearranging the terms in the equation to get:

\(4y^2 + 12y + 9 = 0\)

This is now a quadratic equation in standard form, where a = 4, b = 12, and c = 9. We can solve for y using the quadratic formula:

y =  \((b^2 - 4ac)) / (2a)\)

Plugging in the values for a, b, and c, we get:

\(y = (-12 + \sqrt{ (12^2 - 4(4)(9))) / (2(4))}\)

\(y = (-12 + \sqrt{(144 - 144)) / 8}\)

y = (-12 ± 0) / 8

y = -3/2

Therefore, the solution to the equation\(4y^2 + 9 = -12y\) is y = -3/2.

There is only one solution to this equation, so we do not need to separate anything with commas.

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Answer: 7%

(Hope this is right.)

Step-by-step explanation:

Let's solve this using the information we have and an equation.

Shane: $32,000 - (Given)

Theresa: 18,000+14x, if x=1,160 - (Given)

---------------------------------------------------------------

Step two: (Theresa) 14(1,160) =16,240 (Algebra)

Step three: (Theresa) 18,000+16,240=34,240 (Algebra, given.) - cost of Theresa's car.

---------------------------------------------------------------

Finally,

They're asking for how much more she paid for her car as a percentage of what Shane paid.

34,240-32,000=2,240 and

2,240/32,000=0.07

0.07x100=7

Answer 7% more than what Shane paid.

Answer:

Step-by-step explanation:

20% x 80=16

45% x 80=36

80-(16+36)=28 games ended in a draw