A z table value for the area under the standard normal curve that is less than 0.5 will have a A. percentile that is higher than the median B. negative z score C. positive z score​

Answer:

(9×3)+(4×2)

Step-by-step explanation:

Let a represent the price of books

Let b represent the price of magazines

Alicia purchase 3 books for $9

She also purchased 2 magazines for $4

(9×a) +(4×b)

= (9 ×3) + (4×2)

= 27+8

= 35

From the addition rule of integral, the evaluate value of the definite integral,\(\int_{0}^{\frac{\pi }{3}} (sec²x + 3x )dx \), is equals to the \( \sqrt{3} + \frac{π²}{6}\).

Definite integral of f(x) is a number and represents the area under the curve of a function f(x) from x=a to x= b.

We have an definite integral, \(\int_{0}^{\frac{\pi }{3}} (sec²x + 3x )dx \). We have to evaluate it's value. Using the addition rule of integral, \(\int_{0}^{\frac{\pi }{3}}(sec²x + 3x )dx = \int_{0}^{\frac{π}{3}} sec ²x dx + \int_{0}^{\frac{π}{3}} 3xdx \).

Apply the general integral rules and the fundamental theorem of integrals,

\( = [tan(x)]_{0}^{\frac{π}{3} }+ 3\int_{0}^{\frac{π}{3}}xdx ( using the trigonometric rule in indefinite integral, \( \int sec² u du = [tan(u) + C] \))

\( = [tan(\frac{π}{3}) - tan(0) ]+ 3 [\frac{x²}{2}]_{0}^{\frac{π}{3}}\) ( from the indefinite integral using the expontent rule, \( \int u^{n }du = \frac{u^{n + 1}}{n + 1} + C] \))

\( = \sqrt{3} + \frac{3}{2}(\frac{π}{3})²\)

\( = \sqrt{3} + \frac{π²}{6}\).

Hence, required value is \( \sqrt{3} + \frac{π²}{6}\).

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Complete question:

Evaluate the definite intergral integral from \(\int_{0}^{\frac{\pi }{3}} (sec²x + 3x )dx \).

The interest practice described in the question is known as "bundling." Bundling refers to the act of combining individual campaign contributions from multiple sources into a single larger contribution from a group or organization.

Bundling allows interest groups or individuals to pool their resources and present a more substantial contribution to a candidate. By consolidating smaller contributions into a larger sum, bundlers can demonstrate greater financial support and influence.

This practice is often employed by special interest groups, lobbyists, or individuals with shared political objectives who want to maximize their influence on the political process. Bundlers can leverage their collective financial power to gain access to candidates, shape policy agendas, and potentially gain favorable treatment or influence over decision-making.

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Answer:

look it up online

Step-by-step explanation:

look it up online

Answer:

Hello didi

Step-by-step explanation:

I am changing my account

so can u tell me how I sellect as friend on this app

so didi my new id is of nature lover

Answer:

6 is 1 bigger than 5

Step-by-step explanation:

Answer:

oasdkopdpoasdkpoadkaopsdkposposdadas

Step-by-step explanation:

Answer:

1 set of A= $0.15

1 set of B= $0.20

Total Stamps bought = 37

Total purchase = 37

Let X= Set A of $0.15 each

Y= Set B of $0.20 each

x+y = 37----------X=37-Y

0.15X + 0.20Y = 6.60

0.15(37-Y) + 0.20Y = 6.60

5.55- 0.15Y + 0.20Y =6.60

0.05 Y = 6.60-5. 55

Y=1.05/ 0.05= 21

X= 37-21= 16

Answer:

d

Step-by-step explanation:

We just need to use the formula:

c = 3.14(r)²

So we can insert the radius here

c = 3.14(7)²

c = 3.14(49)

c = 153.86

So your answer is d.

Answer:

1,028 miles

Step-by-step explanation:

multiply 514 by 2

Answer:

1028

Step-by-step explanation:

You just times 514 by two, because if it took 514 hours and every hour he goes 2 miles he would have went 1028 miles.  :)

Answer:

Θ ≈ 22.6°

Step-by-step explanation:

Using the cosine ratio in the right triangle

cosΘ = \(\frac{adjacent}{hypotenuse}\) = \(\frac{AC}{AB}\) = \(\frac{12}{13}\) , thus

Θ = \(cos^{-1}\) (\(\frac{12}{13}\) ) ≈ 22.6° ( to the nearest tenth )

In order to calculate the time it will take for Andrew to settle the loan, we can use the formula for compound interest. So, it will take Andrew approximately 5.22 years to settle the loan.

The formula is given as A = P(1 + r/n)^(nt), Where: A = the final amount, P = the principal (initial amount borrowed), R = the annual interest rate, N = the number of times the interest is compounded in a year, T = the time in years.

We know that Andrew borrowed R200 000 from a bank at an annual interest rate of 5.25% compounded quarterly and that he will make repayments of R6 000 at the end of every 3 months.

Since the first repayment will be made 3 months from now, we can consider that the initial loan repayment is made at time t = 0. This means that we need to calculate the value of t when the total amount repaid is equal to the initial amount borrowed.

Using the formula for compound interest: A = P(1 + r/n)^(nt), We can calculate the quarterly interest rate:r = (5.25/100)/4 = 0.013125We also know that the quarterly repayment amount is R6 000, so the amount borrowed minus the first repayment is the present value of the loan: P = R200 000 - R6 000 = R194 000

We can now substitute these values into the formula and solve for t: R194 000(1 + 0.013125/4)^(4t) = R200 000(1 + 0.013125/4)^(4t-1) + R6 000(1 + 0.013125/4)^(4t-2) + R6 000(1 + 0.013125/4)^(4t-3) + R6 000(1 + 0.013125/4)^(4t)

Rearranging the terms gives us: R194 000(1 + 0.013125/4)^(4t) - R6 000(1 + 0.013125/4)^(4t-1) - R6 000(1 + 0.013125/4)^(4t-2) - R6 000(1 + 0.013125/4)^(4t-3) - R200 000(1 + 0.013125/4)^(4t) = 0

Using trial and error, we can solve this equation to find that t = 5.22 years (rounded to 2 decimal places). Therefore, it will take Andrew approximately 5.22 years to settle the loan.

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Answer:

Step-by-step explanation:

You want two methods of choosing points on the line with slope 1/2 through A(-1, 2).

Writing the equation in standard form, we can find the x- and y-intercepts. To get there, we can start from point-slope form:

  y -k = m(x -h) . . . . . . line with slope m through point (h, k)

  y -2 = 1/2(x -(-1)) . . . . . using given slope and point

  2y -4 = x +1 . . . . . . . . . . multiply by 2

  x -2y =  -5 . . . . . . . . . . . . add -1 -2y

Setting x=0 tells us the y-intercept is ...

  0 -2y = -5

  y = -5/-2 = 5/2

So, the y-intercept is (0, 5/2).

Setting y=0 tells us the x-intercept is ...

  x -2(0) = -5

  x = -5

So, the x-intercept is (-5, 0).

It will be convenient to choose an arbitrary y-value to find another point on the line. We can pick y = 6, for example, Then the corresponding x-value is ...

  x -2y = -5

  x = -5 +2y = -5 +2(6) = 7

Another point on the line is (7, 6).

__

Additional comment

If we were to choose an arbitrary value for x, we would want it to be odd, so the corresponding y-value would be an integer. We chose to pick an arbitrary value of y so we didn't have to worry about how to make the x-value an integer.

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Answer:

Step-by-step explanation:

3, 7, and 4 are 35 degrees

subtract 35 from 180 to get 145.

1, 2, 5, and 6 are 145

Step-by-step explanation:

please give me brainlest

Answer:

\( \frac{3}{4} {k}^{2} + 2k - 29 \\ \\ \frac{3}{4} {( - 12)}^{2} + 2( - 12) - 29 \\ \\ \frac{3}{4} (144) - 24 - 29 \\ \\ 3(36) - 24 - 29 \\ \\ 108 - 24 - 29 = 55\)

I hope I helped you^_^

The slope of the line that divides the region bounded by the parabola \(y=5x-3x^2\)and the x-axis into two regions with equal area is 5.

To find the slope of the line that divides the region into two equal areas, we need to determine the point of intersection between the parabola and the x-axis. Since the line passes through the origin, its equation will be y = mx, where m represents the slope.

Setting the equation of the parabola equal to zero, we find the x-values where the parabola intersects the x-axis. By solving the equation\(5x - 3x^2 = 0\), we get x = 0 and x = 5/3.

To divide the region into two equal areas, the line must pass through the midpoint between these x-values, which is x = 5/6. Plugging this value into the equation of the line, we have y = (5/6)m.

Since the areas on both sides of the line need to be equal, we can set up an equation using definite integrals. By integrating the equation of the parabola from 0 to 5/6 and setting it equal to the integral of the line from 0 to 5/6, we can solve for m. After performing the integration, we find that m = 5.

Therefore, the slope of the line that divides the region into two equal areas is 5.

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The volume of the empty space inside the container -32.60 cubic inches (rounded to the nearest hundredth).

To calculate the volume of the empty space inside the container, we need to determine the volume of the container and subtract the volume occupied by the three tennis balls.

Given data:

Diameter of each tennis ball = 2.5 inches

First, let's calculate the volume of each tennis ball:

Radius of the tennis ball = diameter / 2 = 2.5 inches / 2 = 1.25 inches

Volume of a sphere = (4/3) * π * \(radius^3\)

                  = (4/3) * 3.14 * (1.25 \(inches)^3\)

                  ≈ 14.14 cubic inches (rounded to the nearest hundredth)

Since there are three tennis balls, the total volume occupied by the balls is:

Total volume occupied = 3 * 14.14 cubic inches

                    ≈ 42.42 cubic inches (rounded to the nearest hundredth)

Next, we need to determine the volume of the container. Since the balls touch the container on the sides, top, and bottom, the container forms a cylinder around the balls.

The height of the cylinder is equal to the diameter of the tennis balls, which is 2.5 inches.

Volume of the container = π * \(radius^2\) * height

                      = 3.14 * \((1.25 inches)^2\) * 2.5 inches

                      ≈ 9.82 cubic inches (rounded to the nearest hundredth)

Finally, we can calculate the volume of the empty space inside the container by subtracting the volume occupied by the balls from the volume of the container:

Volume of empty space = Volume of container - Total volume occupied by balls

                    = 9.82 cubic inches - 42.42 cubic inches

                    ≈ -32.60 cubic inches (rounded to the nearest hundredth)

Since the result is negative, it indicates that the balls completely fill the container, leaving no empty space inside.

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Intermediate models of integration differ from the enemies and allies models due to their approach in fostering collaboration and cooperation between different entities while maintaining a certain degree of autonomy and independence.

Intermediate models of integration, in contrast to enemies and allies models, aim to establish a framework where entities can work together while retaining their individual identities and interests. These models recognize that complete integration or isolation may not be the most optimal or feasible approaches. Instead, they emphasize the importance of collaboration and cooperation between different entities, such as organizations or countries, while respecting their autonomy.

In intermediate models of integration, entities seek to identify shared goals and interests, leading to mutually beneficial outcomes. They acknowledge the value of diversity and differences in perspectives, considering them as assets rather than obstacles. This approach encourages open communication, negotiation, and compromise to bridge gaps and find common ground. Rather than viewing other entities as adversaries or allies, the emphasis is on building relationships based on trust, transparency, and shared values.

Intermediate models of integration often involve the establishment of frameworks, agreements, or platforms that facilitate collaboration while allowing for flexibility and adaptation to changing circumstances. These models promote inclusivity, recognizing that integration can be a complex process that requires active participation from all involved entities. By combining the strengths and resources of different entities, intermediate models of integration strive to achieve collective progress and shared prosperity while acknowledging the importance of maintaining individual identities and interests.

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Answer:

Step-by-step explanation:

ok so, we know they washed 34.

x-5=Trucks washed [19.5-5=(14.5)]

x=cars washed (19.5)

x+x-5=34

2x-5=34

+5   +5

2x=39

divide 2 both sides

x=19.5

To check work: 19.5+14.5=34!

Hope this helps :)

Answer:

120 red marbles

Step-by-step explanation:

5 to 3 gives a total of 8

let x = # red marbles

3 =   x

8     320

8x = 960

x = 120

Answer:

multiply the number in the numerator by the denominator.

The quotient is 1111. The process continues until the result is less than the divisor.

To perform the division using the restoring-division algorithm with the given divisor and dividend, follow these steps:

Step 1: Initialize the dividend and divisor

Divisor: 00011

Dividend: 1011

Step 2: Append zeros to the dividend

Divisor: 00011

Dividend: 101100

Step 3: Determine the initial guess for the quotient

Since the first two bits of the dividend (10) are greater than the divisor (00), we can guess that the quotient bit is 1.

Step 4: Subtract the divisor from the dividend

101100 - 00011 = 101001

Step 5: Determine the next quotient bit

Since the first two bits of the result (1010) are still greater than the divisor (00011), we guess that the next quotient bit is 1.

Step 6: Subtract the divisor from the result

101001 - 00011 = 100110

Step 7: Repeat steps 5 and 6 until the result is less than the divisor

Since the first two bits of the new result (1001) are still greater than the divisor (00011), we guess that the next quotient bit is 1.

100110 - 00011 = 100011

Since the first two bits of the new result (1000) are still greater than the divisor (00011), we guess that the next quotient bit is 1.

100011 - 00011 = 100001

Since the first two bits of the new result (1000) are still greater than the divisor (00011), we guess that the next quotient bit is 1.

100001 - 00011 = 011111

Since the first two bits of the new result (0111) are less than the divisor (00011), we guess that the next quotient bit is 0.

011111 - 00000 = 011111

Step 8: Remove the extra zeros from the result

Result: 1111

Therefore, the quotient is 1111.

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Answer:

My teacher told be that x will mean 6 and she also said anyletter will equel 6 in an eqaution HOPE THIS HELPS :D

Step-by-step explanation:

The surfaces described by the given vector equations are:

1.The surface is a hyperbolic paraboloid.

2.The surface is a part of a cylinder with radius 3 and axis parallel to the y-axis.

3.The surface is a plane parallel to the xy-plane and shifted upwards by 1 unit.

4.The surface is a twisted cylinder along the y-axis.

A vector equation of a surface in three-dimensional space is a function that maps a pair of parameters, say u and v, to a three-dimensional point in space (x, y, z) represented as a vector. The vector equation can be written in the form of r(u, v) = <x(u, v), y(u, v), z(u, v)>.

In general, there are different ways to represent the same surface using vector equations. For example, the surface of a sphere of radius r centered at the origin can be represented by the vector equation r(u, v) = <r sin(u) cos(v), r sin(u) sin(v), r cos(u)>, where u is the polar angle (measured from the positive z-axis) and v is the azimuthal angle (measured from the positive x-axis).

Vector equations can be useful in studying the geometry and properties of surfaces, such as determining their tangent planes, normal vectors, curvature, and surface area. They can also be used to parametrize surfaces for numerical calculations and simulations.

The surfaces described by the given vector equations are:

1.The surface is a hyperbolic paraboloid.

2.The surface is a part of a cylinder with radius 3 and axis parallel to the y-axis.

3.The surface is a plane parallel to the xy-plane and shifted upwards by 1 unit.

4.The surface is a twisted cylinder along the y-axis.

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The two transformations applied to pentagon ABCDE to create A'B'C'D'E' are translation and reflection over the x-axis.

Based on the given information, the two transformations applied to pentagon ABCDE to create A'B'C'D'E' are as follows:

Translation: The pentagon has been translated 5 units to the right and 2 units down.

Reflection: The pentagon has been reflected over the line of symmetry located at the x-axis.

These transformations are responsible for the changes in the positions of the vertices of the pentagon, resulting in the new configuration A'B'C'D'E'.

Please note that the given diagram and information lack specific details, so the answer is based on the assumptions made from the limited provided information.

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Answer:

4

Step-by-step explanation:

d - 9 = -5

Add 9 to -5, and you will get 4.

4 - 9 = -5

Answer:

d=4

Step-by-step explanation:

d+(-9)=-5

d=-5+9

d= 4

The distance between lake and school = 451.15 m.

The figure according to given instances is given below,

Now, B is the position of balloon in the 700 m in air.

A is the position of balloon in the air after further 350 m rise from 700m.

C and D are the position of lake and school respectively.

OB = 700m

OA = 700 + 350 = 1050 m.

Now for the right angled triangle OBC, using trigonometric functions we get,

tan 25 = OB/OC

OC = OB/(tan 25) = 700/(tan 25) = 1501.15 (approximate to nearest hundredth)

Now for the right angled triangle OAD, using trigonometric functions we get,

tan 45 = OA/OD

OD = OA/(tan 45) = 1050/1 = 1050

So the distance between lake and school = OD - OC = 1501.15 - 1050 = 451.15 m.

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The probability of the sum of the two recorded numbers being less than 4 is $\frac{3}{4}$.

Probability is the measure of the likelihood of an event occurring. It is expressed as a number between 0 and 1, where 0 means the event will not occur and 1 means the event will occur. Probability is used in mathematics, statistics, and other sciences to measure the chances of a certain outcome. Probability is also used in gambling and other forms of betting to determine the likelihood of a certain outcome occurring.
This is because there are three possible scenarios in which the sum of the two numbers can be less than 4:

1) both numbers are 1 (probability of $\frac{1}{4} \times \frac{1}{4} = \frac{1}{16}$)

2) one number is 1 and the other is 2 (probability of $\frac{1}{4} \times \frac{1}{4} = \frac{1}{16}$).

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The probability of the sum of the two recorded numbers being less than 4 is \(\frac{3}{4}\).

Probability is the measure of the likelihood of an event occurring. It is expressed as a number between 0 and 1, where 0 means the event will not occur and 1 means the event will occur. Probability is used in mathematics, statistics, and other sciences to measure the chances of a certain outcome. Probability is also used in gambling and other forms of betting to determine the likelihood of a certain outcome occurring.

This is because there are three possible scenarios in which the sum of the two numbers can be less than 4.

1) both numbers are 1 (probability of \(\frac{1}{4}\) × \(\frac{1}{4} = \frac{1}{16}\))

2) one number is 1 and the other is 2 (probability of \(\frac{1}{4}\) × \(\frac{1}{4} =\) \(\frac{1}{16}\))

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Answer:

x/7 + 9 = 6

Step-by-step explanation:

Hope this helps! Please give brainliest!