In a basketball game, Tamara made 16 out of 20 shots from the free throw line. What percent of her shots did she make?

(a) The Fourier Series representation of the function f(t) = sin(t/2) with period 2π is: f(t) = (4/π) ∑[\((-1)^n\) / (2n+1)]sin[(2n+1)t/2]

(b) The Fourier Series for the function f(x) = 1 on the interval -1 ≤ x < 0 is: f(x) = (1/2) + (1/π) ∑[\((1-(-1)^n)\)/(nπ)]sin(nx)

(a) To find the Fourier Series representation of f(t) = sin(t/2), we first need to determine the coefficients of the sine terms in the series. The general formula for the Fourier coefficients of a function f(t) with period 2π is given by c_n = (1/π) ∫[f(t)sin(nt)]dt.

In this case, since f(t) = sin(t/2), the integral becomes c_n = (1/π) ∫[sin(t/2)sin(nt)]dt. By applying trigonometric identities and evaluating the integral, we can find that c_n = \((-1)^n\) / (2n+1).

Using the derived coefficients, we can express the Fourier Series as f(t) = (4/π) ∑[\((-1)^n\) / (2n+1)]sin[(2n+1)t/2], where the summation is taken over all integers n.

(b) For the function f(x) = 1 on the interval -1 ≤ x < 0, we need to find the Fourier Series representation. Since the function is odd, the Fourier Series only contains sine terms.

Using the formula for the Fourier coefficients, we find that c_n = (1/π) ∫[f(x)sin(nx)]dx. Since f(x) = 1 on the interval -1 ≤ x < 0, the integral becomes c_n = (1/π) ∫[sin(nx)]dx.

Evaluating the integral, we obtain c_n = [(1 - \((-1)^n)\) / (nπ)], which gives us the coefficients for the Fourier Series.

Therefore, the Fourier Series representation for f(x) = 1 on the interval -1 ≤ x < 0 is f(x) = (1/2) + (1/π) ∑[(1 - \((-1)^n)\) / (nπ)]sin(nx), where the summation is taken over all integers n.

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The table layout and relationship structure of a relational database is called its schema.

A schema in a relational database refers to the overall structure and organization of tables, their attributes (columns), and the relationships between them. It defines the blueprint for how the data is organized and stored in the database.

The schema includes information such as the table names, column names, data types, constraints, and the relationships established through keys (such as primary keys and foreign keys). It provides a logical representation of the database structure and helps ensure data integrity and consistency.

The schema serves as a guide for creating, modifying, and querying the database tables. It defines the structure that enforces rules and relationships between tables, facilitating data manipulation and retrieval.

By designing a well-defined schema, database administrators and developers can establish the foundation for efficient data storage, retrieval, and management within a relational database system.

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Based on the given probabilities, events A and B are not disjoint (i.e., they can occur simultaneously) but are also not independent (i.e., the occurrence of one event affects the probability of the other event). So, the correct answer is D) neither disjoint nor independent.

Disjoint events are events that cannot occur simultaneously. In this case, if events A and B were disjoint, it would mean that P(A and B) would be equal to zero, as both events cannot happen at the same time. However, given that P(A and B) is not equal to zero (P(A and B) = -0.16), events A and B are not disjoint.

Independent events are events where the occurrence of one event does not affect the probability of the other event. Mathematically, two events A and B are independent if P(A and B) = P(A) × P(B). However, in this case, P(A and B) = -0.16, while P(A) × P(B) = (-0.8) × 0.2 = -0.16, which means events A and B are not independent.

Therefore, based on the given probabilities, events A and B are not disjoint (as P(A and B) is not zero) and are also not independent (as P(A and B) is not equal to P(A) × P(B)). Hence, the correct answer is D) neither disjoint nor independent.

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Answer:

(6, 2)

Step-by-step explanation:

I did this over 10 times it's so easy it is like a breeze

Answer:(-2,5)

Step-by-step explanation:

Answer:

1. V = 130 in³

Step-by-step explanation:

1. You can find the volume of a rectangular prism with this formula:

( l • w )h

(20 • 2)3 1/4

=

130

And then add the label in³

2. V = 20 ft³

2. A box is the same as a rectangular prism.

Use the same formula to find the answer.

(4•2 1/2)2

=

20

And then add the label ft³

3. V = 10 in³

3. It doesn't matter if the rectangular prism is a "right" one so you can just use the same formula for a rectangular prism.

5/4 = 1 1/4 or 1.25

(1.25 • 2)2

=

10

And then add the label in³

PLEASE! If you have any questions make sure to leave a comment on this post and I will happily help you out!

Integrating this expression will yield the volume of the solid of revolution. Evaluating the integral requires performing the integration step by step, and the final result will give the volume of the solid.

To find the volume of the solid generated by revolving the region bounded by the graphs of the equations y = 25 - x^2, y = 0, and x = 4 about the y-axis, we can use the method of cylindrical shells.

The volume of the solid can be calculated using the integral:

V = ∫(a to b) 2πx * h(x) dx

where a and b are the x-values where the curves intersect, 2πx represents the circumference of a cylindrical shell at each x-value, and h(x) represents the height of the cylindrical shell.

In this case, the region is bounded by the y-axis (x = 0), the parabola y = 25 - x^2, and the vertical line x = 4. To determine the limits of integration, we need to find the x-values where these curves intersect.

Setting y = 0 in the equation y = 25 - x^2 gives:

0 = 25 - x^2

x^2 = 25

x = ±5

Since we are revolving the region about the y-axis, we only need to consider the positive x-values. Thus, the limits of integration for x are 0 to 5.

The height of each cylindrical shell can be represented as h(x) = (25 - x^2) - 0 = 25 - x^2.

Now, we can calculate the volume:

V = ∫(0 to 5) 2πx * (25 - x^2) dx

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Answer:

Its C. or option 3

Step-by-step explanation:

AB and YX are corresponding sides, BC and XZ are corresponding sides, and AC and YZ are corresponding sides of given triangle.

What is triangle?

A triangle is a two-dimensional geometric shape that has three sides, three angles, and three vertices. It is one of the simplest polygonal shapes and is commonly studied in geometry.

Since we have:

∠A ≅ ∠Y

∠B ≅ ∠X

∠C ≅ ∠Z

We can conclude that the two triangles ABC and XYZ are similar by the Angle-Angle (AA) similarity theorem.

Therefore, the corresponding sides of the two triangles are proportional to each other. We can write this as:

AB : YX = BC : XZ = AC : YZ

where AB and YX are corresponding sides, BC and XZ are corresponding sides, and AC and YZ are corresponding sides.

In other words, the ratio of the length of each side in triangle ABC to the corresponding side in triangle XYZ is constant.

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Answer:

x = 10

Step-by-step explanation:

Step 1: Write out equation

16 = 9 + x - 3

Step 2: Combine like terms

16 = x + 6

Step 3: Subtract 6 on both sides

10 = x

Step 4: Rewrite

x = 10

Answer:

\( \boxed{ \bold{ \huge{ \boxed{ \sf{x = 10}}}}}\)

Step-by-step explanation:

\( \sf{16 = 9 + x - 3}\)

Subtract 3 from

⇒\( \sf{16 = 6 + x}\)

Swap the sides of the equation

⇒\( \sf{6 + x = 16}\)

Move 6 to right hand side and change it's sign

⇒\( \sf{x = 16 - 6}\)

Subtract 6 from 16

⇒\( \sf{x = 10}\)

Hope I helped!

Best regards!!

The equation for the line in point-(1, 1) is y = -0.5x + 0.5.

Given that the slope of the line below is -0.5. We are to enter the equation for the line in point-(1, 1).The equation for the slope-intercept form of the line is y = mx + c where m is the slope and c is the y-intercept.

Now, the slope of the line is given as -0.5.Therefore, the equation for the slope-intercept form of the line is y = -0.5x + c. Now we need to find the value of c for the equation of the line.

To find the value of c, substitute the values of x and y in the equation of the slope-intercept form of the line.

Given that the point is (-1,1), x=-1 and y=1y = -0.5x + c⇒ 1 = (-0.5) (-1) + c⇒ 1 = 0.5 + c⇒ c = 1 - 0.5⇒ c = 0.5

Therefore, the equation for the line in point-(1, 1) is y = -0.5x + 0.5.The slope of a line refers to how steep the line is and is used to describe its direction. Slope is defined as the vertical change between two points divided by the horizontal change between them.A positive slope moves up and to the right, while a negative slope moves down and to the right. If a line has a slope of zero, it is said to be a horizontal line.

The slope-intercept form of a linear equation is y = mx + b, where m is the slope of the line and b is the y-intercept, or the point at which the line crosses the y-axis. To find the equation of a line with a given slope and a point, we can use the point-slope form of a linear equation.

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So there are 6 permutations possible with the letters "ABC". These are: ABC, ACB, BAC, BCA, CAB, CBA.

Permutations are a way of arranging objects in a specific order. The number of permutations of a set of n distinct objects is given by n!, where n! denotes the factorial of n.

In the case of the letters "ABC", there are three distinct objects: A, B, and C. Therefore, the number of permutations possible with these letters is:

3! = 3 x 2 x 1 = 6

This means that there are 6 possible ways of arranging the letters "ABC" in a specific order. These permutations are:

ABC

ACB

BAC

BCA

CAB

CBA

To see why there are 6 possible permutations, consider the first position. There are three letters to choose from, so there are three possible choices for the first position. Once the first letter is chosen, there are two letters left to choose from for the second position. Finally, there is only one letter left to choose from for the third position. Therefore, the total number of permutations is:

3 x 2 x 1 = 6

In summary, the number of permutations of a set of n distinct objects is given by n!, and in the case of the letters "ABC", there are 3! = 6 possible permutations: ABC, ACB, BAC, BCA, CAB, and CBA.

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Pair of primal-dual basic solutions is \(x_1 = -3-S_1/2\).

Given that

Let z* be the common (finite) optimal value of P and D.

Suppose that I is a basic infeasible solution to P whose complementary dual basic solution is feasible.

Here, for linear program, we have to

Minimize {x1 : 2x1 - x2 \(\geq\) 0, -2x1 + 3x2 \(\geq\) - 6}, x1 \(\geq\) 0

Stimulate equation 1 and equation 2:

 \(2x_1 - x_2 = 0\\\\-2x_1 + 3x_2 = -6\)

Canceling \(-2x_2\) from both the equations, we get

\(2x_2\) = -6

= \(x_2\) = -3

So now,

\(2x_1 + 3 + S_1 = 0\\\\x_1 = -3-S_1/2\)

Hence the answer is pair of primal-dual basic solutions is \(x_1 = -3-S_1/2\).

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The probability of getting 2 socks of the same color given by the following solution is 65/132.

Beginning with the first sock, we have three options: blue, white, or grey. If we wanted to know the likelihood of drawing only one blue sock, we might divide the number of blue socks in the drawer by the total number of socks (2 / 12).

We have three options for the second sock: blue, white, or grey. Keep in mind that we are drawing without replacement, so there is now one fewer sock in the drawer. Thus, with three alternatives for the first sock and three options for the second sock, the total number of combinations is three times three, or nine. The following are all of the potential combinations: (blue, blue), (blue, white), (blue, grey), (white, blue), (white, white), (white, grey), (white, blue), (white, white), (white, grey), (grey, blue), (grey, white) (gray, gray).

So the probability of 2 socks of the same color is, in equation form:

P(2 socks of same color) = P(blue sock first) * P(blue sock second) + P(white sock first) * P(white sock second) + P(gray sock first) * P(gray sock second).

= 2/12*1/11 + 4/12*3/11 + 6/12*5/11

= 65/132

Therefore, the probability of getting 2 socks of the same color 65/132.

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Complete question:

Mixed in a drawer are 2 blue​ socks, 4 white​ socks, and 6 gray socks. You pull out two​ socks, one at a​ time, without looking. Find the probability of getting 2 socks of the same color.

Patrick received a total of approximately $6,785.97 over the course of 52 weeks.

To calculate the total amount of money Patrick received over the 52 weeks, we can use the concept of a geometric sequence. The first term of the sequence is $10, and each subsequent term is 10% more than the previous term.

To find the sum of a geometric sequence, we can use the formula:

Sn = a * (r^n - 1) / (r - 1),

where Sn is the sum of the first n terms, a is the first term, r is the common ratio, and n is the number of terms.

In this case, a = $10, r = 1 + 10% = 1.1 (common ratio), and n = 52 (number of weeks).

Plugging these values into the formula, we can calculate the sum of the sequence:

S52 = 10 * (1.1^52 - 1) / (1.1 - 1)

After evaluating this expression, we find that Patrick received approximately $6,785.97 over the 52 weeks.

As a result, Patrick collected about $6,785.97 in total over the course of 52 weeks.

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Answer:

after 2 seconds

Step-by-step explanation:

Given

h(x) = - x² + 4x + 12

The ball will reach its maximum at the vertex of the parabola

Find the zeros by letting h(x) = 0, that is

- x² + 4x + 12 = 0 ← multiply through by - 1

x² - 4x - 12 = 0 ← in standard form

(x - 6)(x + 2) = 0 ← in factored form

Equate each factor to zero and solve for x

x - 6 = 0 ⇒ x = 6

x + 2 = 0 ⇒ x = - 2

The x- coordinate of the vertex is at the midpoint of the zeros, thus

\(x_{vertex}\) = \(\frac{-2+6}{2}\) = \(\frac{4}{2}\) = 2

Substitute x = 2 into h(x)

h(2) = - 2² + 4(2) + 12 = - 4 + 8 + 12 = 16

The cannonball reaches its maximum height of 16 ft after 2 seconds

Answer:

2 seconds

Step-by-step explanation:

I just did it just trust me. This isn't reated to the answer but I had spagehtti for lunch

Answer:

C

Step-by-step explanation:

angels 5 can't be acute because 6 is acute, 3 and 5 are not congruent.

The statement which is true about angles 3 and 5 is angles 3 and 5 are supplementary angles.

Supplementary angles are those angles whose sum of the angles is 180°.

Common example of supplementary angles is the interior angles of the triangle.

A transversal is a line segment, which intersects two or more other line segments. When a transversal intersects parallel lines many angles are formed.

If two parallel lines are intersected by a transversal, the corresponding angles are congruent.

Here, there are two parallel lines cut by a transversal line.

We have that interior angles on the same side of the transversal line will be supplementary.

That is angles 3 and 5 are supplementary which is why they are congruent.

Hence the statement that angles 3 and 5 are supplementary is the true statement.

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The partial derivative diffusivity equation for spherical flow is ∂²p/∂r² + (1/r) ∂p/∂r = ϕμC/k ∂p/∂t, and for hemispherical flow, it is the same equation.

1. The partial derivative diffusivity equation for spherical flow is derived from the spherical coordinate system and applies to radial flow in a spherical geometry. It can be expressed as ∂²p/∂r² + (1/r) ∂p/∂r = ϕμC/k ∂p/∂t.

2. The partial derivative diffusivity equation for hemispherical flow is derived from the hemispherical coordinate system and applies to radial flow in a hemispherical geometry. It can be expressed as ∂²p/∂r² + (1/r) ∂p/∂r = ϕμC/k ∂p/∂t.

1. For the derivation of the partial derivative diffusivity equation for spherical flow, we consider a spherical coordinate system with the radial direction (r), the azimuthal angle (θ), and the polar angle (φ). By assuming steady-state flow and neglecting the other coordinate directions, we focus on radial flow. Applying the Laplace operator (∇²) in spherical coordinates, we obtain ∇²p = (1/r²) (∂/∂r) (r² ∂p/∂r). Simplifying this expression, we arrive at ∂²p/∂r² + (1/r) ∂p/∂r.

2. Similarly, for the derivation of the partial derivative diffusivity equation for hemispherical flow, we consider a hemispherical coordinate system with the radial direction (r), the azimuthal angle (θ), and the elevation angle (ε). Again, assuming steady-state flow and neglecting the other coordinate directions, we focus on radial flow. Applying the Laplace operator (∇²) in hemispherical coordinates, we obtain ∇²p = (1/r²) (∂/∂r) (r² ∂p/∂r). Simplifying this expression, we arrive at ∂²p/∂r² + (1/r) ∂p/∂r.

In both cases, the term ϕμC/k ∂p/∂t represents the source or sink term, where ϕ is the porosity, μ is the fluid viscosity, C is the compressibility, k is the permeability, and ∂p/∂t is the change in pressure over time.

These equations are commonly used in fluid mechanics and petroleum engineering to describe radial flow behavior in spherical and hemispherical geometries, respectively.

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Answer:

draw another segment I think. __________

Step-by-step explanation:

Answer:

Step-by-step explanation:

horizontal line, because its y is always equal to 6

Answer:

Step-by-step explanation:

Graph the line using the slope and y-intercept, or two points.

Slope:

1

y-intercept:

(

0

,

0

)

x

y

0

0

1

1

The length of the line segment with points (-5, 5) (3, -1) is 10 units

The length of line in an ordered pair is calculated using the formula

d = √{(x₂ - x₁)² + (y₂ - y₁)²}

where

d = distance between the points

x₂ and x₁ = points in x coordinates

y₂ and y₁ = points in y coordinates

distance between points  (-5, 5) and (3, -1) is calculated as follows

d = √{(x₂ - x₁)² + (y₂ - y₁)²}

d =√{(-5 - 3)² + (5 - -1)²}

d =√{64 + 36}

d = √100

d = 10 units

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Answer:

∠ ABC = 90°

Step-by-step explanation:

∠ ABC is the angle on the circle subtended by the diameter AC

it is the angle in a semicircle and is 90°

The likelihood that the decision made based on the sample differs from the decision that would have been made if the entire population had been examined is called sampling risk.

Sampling error refers to the disparity between a sample's characteristics and those of the population from which it was drawn. It arises from using a sample rather than the whole population to estimate statistics such as mean, variance, and proportions.

Since a sample only represents a portion of the population, it cannot be expected to have the same characteristics as the whole population. The study of sampling error is an essential part of statistical analysis, as it is a source of uncertainty in making inferences about the population from a sample.

To reduce the sampling error in your survey, you can utilize a larger sample size. It is also beneficial to ensure that the sample is chosen randomly and without bias.

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Answer:

90

51

39

Step-by-step explanation:

hope this helps u have a great day

Answer:

opposite angles are ≈ diagonals of a kite are ⊥

∠1=90°

∠2=51°

∠3= 90°-51°=39°

∠3=39°

\(----------\\hope ~ it ~ helps\\\\have ~ a ~ great~ day.\)

Answer:

Depends on what your question asks for (in mixed or improper form) your answer would be: 150/12 yards or 12 1/2 yards

brainliest please?<3

Step-by-step explanation:

To find the area, first convert the mixed numbers to improper form:  

3 3/4 = 15/4 & 3 1/3 = 10/3

Now multiply them together:  

15/4 x 10/3  

= 150/12

Answer: 12.5

Step-by-step explanation:

3 3/4 in improper form is 15/4. 3 1/3 in improper form is 10/3.

15   10       150

==x == =  ====             150 divided by 12 is 12.5

4     3         12

Answer:

Joe is 48 Aaron is 16

Step-by-step explanation:

64=3x+x

64=4x

64/4=16

16

16x3=48

The possible rational roots of x³ - x² - 10x - 8 = 0 are -2, -1, and 4.

In mathematics, a root of an equation is a value of the variable that makes the equation equal to zero.

For example, in the equation x² - 4 = 0, the roots are 2 and -2, because when x = 2 or x = -2, the equation is satisfied (2² - 4 = 0 and (-2)² - 4 = 0). In other words, 2 and -2 are the values of x that "cancel out" the equation.

For a polynomial equation, such as x³ - x² - 10x - 8 = 0, the roots are the values of x that make the polynomial equal to zero. In this case, the roots are the values of x that satisfy the equation x³ - x² - 10x - 8 = 0.

The possible rational roots of x³ - x² - 10x - 8 = 0 are the integers that divide 8 and -8 and are also factors of -1. Since 8 and -8 are divisible by 1, 2, 4, and 8, the possible rational roots of the equation are -1, -2, -4, -8, 1, 2, 4, and 8. But among these, only -2, -1, and 4 makes the equation equal to zero.

Hence, -2, -1, and 4 are the possible rational roots of x³ - x² - 10x - 8 = 0.

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