If AABC = ADEC,
ZB = 44º and ZE = 4x
A
B
С
E
x = [?]

The animation function in Matlab can be used to visualize the standing wave that is written as(, ) = sin(z) sin (2). Here are the steps to do it:

Step 1: Define the values of x, y, and z coordinates. Let's say we assume the values of x, y, and z coordinates as follows:x = 0:0.01:1;y = 0:0.01:1;z = 0:pi/100:pi;

Step 2: Use meshgrid to create a grid of coordinates from the x, y, and z vectors. This creates a matrix of coordinates that can be used in the sin function. [X,Y,Z] = meshgrid(x,y,z);

Step 3: Use the sin function to calculate the values of the standing wave at each point in the grid. s = sin(Z).*sin(2*X);

Step 4: Use the animation function to visualize the standing wave as it oscillates. Here is the code for this:for i = 1:size(s,3) surf(s(:,:,i)) view(2) shading interp axis tight caxis([-1 1]) drawnow end

The animation function displays the standing wave as it oscillates in the z direction. The surf function is used to create a surface plot of the wave at each time step. The view function sets the camera view to 2D, and the shading interp function interpolates the colors between the vertices of the surface plot. The axis tight function sets the limits of the x, y, and z axis to the range of the data.

The caxis function sets the color scale to -1 to 1, which corresponds to the range of the sin function. The drawnow function updates the plot at each time step.

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The Y-intercept (b_0 = 14) represents the predicted value of Y when X is zero.

In the given prediction line equation, Y_i = 14 - 0.2X_i, the Y-intercept is represented by the term '14', which is the coefficient of the constant term.

The Y-intercept, denoted as b_0, represents the predicted value of the dependent variable (Y) when the independent variable (X) is equal to zero. In this case, when X is zero, the equation becomes:

Y_i = 14 - 0.2(0) = 14

Therefore, the Y-intercept (b_0 = 14) represents the predicted value of Y when X is zero. It is the point where the prediction line intersects the Y-axis. In practical terms, it means that when the independent variable has no effect or has a value of zero, the predicted value of the dependent variable is 14.

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Answer:

What is the question?

I can't see any question.

Answer:

80 percent of 70 is 56, so you were 20% wrong?

The percent error is 20%

let me know if you need anything else :)

Answer:

2.07x2.4=4.968

Step-by-step explanation:

Answer:

4.968

Step-by-step explanation:

Assuming the profit of one airport is regulated by a rate-of-return (ROR) based regulation of 2% and the estimated airport asset for 2020 is about $100 million, the maximum profit the airport can generate is $2 million.

The maximum profit of the airport is a function of the multiplication of the estimated asset and the allowed maximum rate of return.

The rate of return is the percentage of total returns expressed as a quotient of the total assets multiplied by 100.

The allowed maximum rate of return = 2%

Estimated asset of the airport for 2020 = $100 million

The maximum profit = $2 million ($100 million x 2%)

Thus, the airport's maximum profit for 2020 is $2 million.

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Answer: The number of hens are 4 and number of sheeps are 6

Step-by-step explanation:

Given : Total animals = 10

Total number of legs = 32

Let number of hens = h  and number of sheep = s

Thus h+s = 10    (1)

Now each hen has two legs and each sheep has 4 legs :[tex]2\times h+4\times s=32[/tex]   (2)

Solving for h and s we get:

s = 6 , h =4

Thus number of hens are 4 and number of sheeps are 6

Answer:

N+F=42 & F+3N=70 System Solved: Natalie is 14 and Fred is 28

Step-by-step explanation:

Using variables N=natalies age and F=Freds age

N+F=42 ----> N=42-F (take this and plug it into the other equation)

F+3N=70 so F+3(42-F)=70 [simplify] F+126-3F=70 [further simplify]

-2F=-56 [divide -56 by -2] F=28 [then plug this number into the orig. equation]

So N+28=42 or N=14.

Answer:

N/A

Step-by-step explanation:

No figures below.

(a) The complete graph [tex]K_n[/tex] has an Euler cycle if and only if n is an even number greater than or equal to 2.

(b) There are no complete graphs [tex]K_n[/tex] that have Euler trails but not Euler cycles. A complete graph always has an Euler cycle if it has an Euler trail.

(c) The bipartite graph [tex]K_r[/tex],s has an Euler cycle if and only if both r and s are even numbers greater than or equal to 2.

(a) To determine the values of n for which the complete graph [tex]K_n[/tex] has an Euler cycle, we need to understand the conditions for an Euler cycle to exist in a graph.

An Euler cycle is a closed walk in a graph that visits every edge exactly once and starts and ends at the same vertex. In order for a graph to have an Euler cycle, it must satisfy the following conditions:

All vertices in the graph have even degrees (an even number of edges incident to them).

The graph is connected, meaning there is a path between any two vertices.

Now let's apply these conditions to the complete graph [tex]K_n[/tex].

Degree of Vertices: In a complete graph [tex]K_n[/tex], each vertex is connected to every other vertex. Therefore, each vertex has a degree of n-1, as it is connected to n-1 other vertices. Since n-1 is always an odd number, it means that all vertices in [tex]K_n[/tex] have odd degrees. Hence, [tex]K_n[/tex] does not have an Euler cycle for any value of n.

Connectivity: A complete graph [tex]K_n[/tex] is always fully connected, meaning there is a direct edge between every pair of vertices. Therefore, the connectivity condition is satisfied for any value of n.

Based on these conditions, we can conclude that the complete graph [tex]K_n[/tex] does not have an Euler cycle for any value of n.

(b) since [tex]K_n[/tex] does not have an Euler cycle for any value of n, it also implies that there are no [tex]K_n[/tex] graphs that have Euler trails but not Euler cycles.

(c) The bipartite graph [tex]K_r[/tex],s is a complete bipartite graph with two sets of vertices, one with r vertices and the other with s vertices. To have an Euler cycle in this bipartite graph, the following conditions must be met:

All vertices in each set have even degrees.

The number of vertices in each set must be equal.

Since the complete bipartite graph [tex]K_r[/tex],s has all vertices with degree s in one set and degree r in the other set, it means that both r and s must be even numbers for all vertices to have even degrees. Additionally, the number of vertices in each set must be equal for the graph to be bipartite. Therefore, an Euler cycle exists in the bipartite graph [tex]K_r[/tex],s if and only if both r and s are even numbers.

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A right-angled Triangle with a base of 5 cm and a hypotenuse of 11 cm. Measure the angle opposite the base using a protractor to obtain the nearest degree measurement.

To construct a right-angled triangle with a base of 5 cm and a hypotenuse of 11 cm, follow these steps:

1. Start by drawing a straight line using a ruler. This will serve as the base of the triangle. Label the endpoints as A and B.

2. Use a compass to draw a circle with a radius of 11 cm, centered at point A. This circle will intersect the base at point C and define the hypotenuse of the triangle.

3. With the compass still set to the radius of 11 cm, draw another circle centered at point C. This circle will intersect the first circle at point D.

4. Connect points B and D with a straight line segment. This line will be perpendicular to the base AB and will form the height of the triangle.

5. Measure the length of the line segment BD using a ruler. If it measures 5 cm, then you have successfully constructed a right-angled triangle with the given dimensions.

6. To find the angle opposite the base, use a protractor to measure the angle at point B. Place the center of the protractor at point B and align the base line AB with the zero-degree mark. Read the angle measurement at the intersection of the protractor and the line segment BD. Round the measurement to the nearest degree.

The angle opposite the base can vary depending on the accuracy of the construction. Measure the angle using the protractor and record the nearest degree measurement.

When performing geometric constructions and providing measurements, it is important to ensure academic integrity and avoid plagiarism. Plagiarism involves using someone else's work or ideas without proper attribution. To maintain originality, it is necessary to express the information in your own words and provide accurate measurements based on the construction process.

In conclusion, by following the steps  construct a right-angled triangle with a base of 5 cm and a hypotenuse of 11 cm. Measure the angle opposite the base using a protractor to obtain the nearest degree measurement.

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Answer:

It's 40cm²

Step-by-step explanation:

Base times height.

Answer:

C) 5x-70=105

Step-by-step explanation:

As marked in the graph, angle 105 and angle (5x-70) equal to each other because they are vertically opposite angles therefore we have equation C)

To prove the statement, let's assume that a and b are integers such that a is divisible by n and b is divisible by a.

Since a is divisible by n, we can write a = kn for some integer k.

Similarly, since b is divisible by a, we can write b = am for some integer m.Now, let's find the difference a - b:

a - b = kn - am

Factoring out common terms, we get:

a - b = n(k - m)

Since k and m are integers, their difference (k - m) is also an integer.

Therefore, we have expressed a - b as the product of n and an integer (k - m), which means that a - b is divisible by n.

Hence, we have proved that if a and b are integers such that a is divisible by n and b is divisible by a, then a - b is divisible by n, without using any specific theorem from a book.

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Answer:

x = 25

Step-by-step explanation:

50 + 12x <_ 100

12x <_ 100 - 50

12x <_ 50

x <_ 50 / 12

x <_ 25

You can buy about 4 pizzas.

I didn't use the way that I probably should have but you can subtract 50 from 100 and then divide the 50 by 12 and you will get 4.1666667.

Answer: (4+1)*5=25; (25+1)*5=130; (130+1)*5=655.

Step-by-step explanation:

Answer: The horizontal extent of the graph is -3 to 1, so the domain of f is (-3,1]

Step-by-step explanation:

The range is [-4,0]

Answer:

14 because the radius is half the diameter

Step-by-step explanation:

Answer:

The answer should be D=14in

Answer:

10*5 or 25*2

Step-by-step explanation:

There are other answers but those involve decimals and I'm assuming they want whole numbers.

Step-by-step explanation:

the beginning number is the beginning of your range the last number is the end of your range

Answer:

x intercept=2

y intercept=6

Step-by-step explanation:

to find x and y intercepts, plug in 0 for x and y

x intercept-

6x+2(0)=12

6x=12

x=2

y intercept-

6(0)+2y=12

2y=12

y=6

The eigenvalue of the state equation is -2 and the corresponding eigenvector is [0].

To obtain the eigenvalues and eigenvectors of the given state equation, we need to solve the characteristic equation.

The state equation is represented as follows:

[d/dt]x = -2x + 11u

y = 4x

To obtain the eigenvalues λ, we set up the characteristic equation:

|A - λI| = 0

Where A is the coefficient matrix, λ is the eigenvalue, and I is the identity matrix.

The coefficient matrix A is:

A = -2

The identity matrix I is:

I = 1

Substituting these values into the characteristic equation, we have:

|-2 - λ| = 0

Simplifying the equation, we get:

-2 - λ = 0

Solving for λ, we find:

λ = -2

So, the eigenvalue of the state equation is -2.

To obtain the eigenvector, we substitute the eigenvalue back into the equation (A - λI)x = 0.

For λ = -2, we have:

(-2 - (-2))x = 0

-2x = 0

Solving for x, we find:

x = 0

Therefore, the eigenvector corresponding to the eigenvalue -2 is [0].

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What is the LCM of 64 and 72?

Find the prime factorization of 64.

Find the prime factorization of 72. 72 = 2 × 2 × 2 × 3 × 3.

Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM: LCM = 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3.

LCM = 576.

What is the GCF of 64 and 72?

Find the prime factorization of 64. 64 = 2 × 2 × 2 × 2 × 2 × 2.

Find the prime factorization of 72. 72 = 2 × 2 × 2 × 3 × 3.

To find the GCF, multiply all the prime factors common to both numbers: Therefore, GCF = 2 × 2 × 2.

GCF = 8.

Answer:

8x8 and 8x9

Step-by-step explanation:

because 8x8 is 64 and 8x9 is 72

Answer:

4=3  5=10 6= YOu would add more dots accordingly 7=4

Step-by-step explanation:

hoped this helped!

Answer:

9 876 391

Step-by-step explanation:

arrange the numbers in ascending order

9 876 391

subtract 40 from the number

9876431 - 40

9 876 391

Answer: 84π √(17) (rounded to 3 significant figures)

a) To find the arc length of the given curve we need to first evaluate the derivative of y w.r.t. x:dy/dx = 4. The arclength of the curve is given by L = ∫√(1+(dy/dx)^2) dx The value of dy/dx is already given and hence we can substitute the value and integrate .L = ∫√(1+(4)^2) dx = ∫√(17) dx Between the limits z = 1 and 2, x varies from 9 to 13. We need to substitute these values in the integral. L = ∫√(17) dx = √(17) * [x]9^13= √(17) * [13 - 9]= 4 √(17)Answer: 4√17 (rounded to 3 significant figures)

b) The area of the surface of revolution, A, that is obtained when the curve is rotated by 2 radians about the a-axis is given by:A = ∫2π * y √(1+(dy/dx)^2) dx We know that dy/dx = 4 and the value of y is given by 4x+5.A = ∫2π * (4x+5) √(1+(4)^2) dx= ∫2π * (4x+5) √(17) dx Between the limits z = 1 and 2, x varies from 9 to 13. We need to substitute these values in the integral. A = ∫2π * (4x+5) √(17) dx = 2π * √(17) * ∫(4x+5) dx= 2π * √(17) * [2x^2/2 + 5x]9^13= 2π * √(17) * [(26 + 60) - (18 + 20)]= 84π √(17)

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