I was wondering if u gys could help me... maybe in like the next 5 mins???

Answer:

-2/1

Step-by-step explanation:

Answer:

\(\pi432 {cm}^{3} \)

Step-by-step explanation:

The formula to calculate the volume of a cone is

\(v = \frac{(\pi {r}^{2})h }{3} \)

Since they asked that we determine the volume in terms of pi, we are not going to equate pi to its numerical value.

\(r = 9 \: \: \: \: \: \: \: \: h = 16\)

I am not sure if the radius is 9 cm because the image is kinda blurry. If it is not 9 cm you can input the actual radius into the formula to find the volume.

\(v = \frac{(\pi {r}^{2})h }{3} \\ v = \frac{(\pi {9}^{2} )16}{3} \\ v = \frac{(\pi81)16}{3} \)

\(v = \frac{\pi1296}{3} \\ v = \pi432\)

The three (3) possible combinations are

Alex should 20 hats and 20 scarves

Let the number of scarves be x and y be the number of hats

He can make at most 20 hats and 30 scarves, but no more than 40 items altogether

x ≤ 20

y ≤ 30

x + y ≤ 40 (in time of market)

x + y ≥ 25

The possible combinations are

He should choose the third option x = 20, y = 20 this allows him to take more products to the show

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Answer:

x=9

Step-by-step explanation:

hello :

use thales- rul :

(3x-20)/56 =9/72

(3x-20)72= 9×56

3x-20 =9×56/72

3x-20 =7

3x=27

x=27/3

x=9

The Lorentz transformation is the standard tool for the transformation of the position coordinates and time of events in special relativity.

We will use the following set of formulas to derive the answer as follows: x' = γ(x − vt)

y' = y

z' = z

t' = γ(t − vx/c²) where γ = 1/√(1−v²/c²)

The difference between the two events is given by:

Δx' = x'₂ − x'₁ = γ(x₂ − vt₂) − γ(x₁ − vt₁)

= γ(Δx − vΔt)

Δy' = y'₂ − y'₁

= y₂ − y₁

Δz' = z'₂ − z'₁

= z₂ − z₁

Δt' = t'₂ − t'₁

= γ(t₂ − vx₂/c²) − γ(t₁ − vx₁/c²)

= γ(Δt − vΔx/c²)A

The Lorentz transformations are an essential tool in the theory of special relativity. They can be used to calculate the position and time coordinates of events in different inertial frames that are in relative motion. The difference between two events in two different frames can be calculated using the equations derived above. The Lorentz factor γ is an important quantity that determines the relationship between the time and position coordinates in two different frames.

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The family of functions P = C1e^t / (1 + C1e^t) is a solution to the differential equation dP/dt = P(1 - P) on an appropriate interval of definition.

In the first paragraph, we summarize that the family of functions P = C1e^t / (1 + C1e^t) is a solution to the differential equation dP/dt = P(1 - P). This equation represents the rate of change of the variable P with respect to time t, and the solution provides a relationship between P and t. In the second paragraph, we explain why this family of functions satisfies the given differential equation.

To verify the solution, we can substitute P = C1e^t / (1 + C1e^t) into the differential equation dP/dt = P(1 - P) and see if both sides are equal. Taking the derivative of P with respect to t, we have:

dP/dt = [d/dt (C1e^t / (1 + C1e^t))] = C1e^t(1 + C1e^t) - C1e^t(1 - C1e^t) / (1 + C1e^t)^2

      = C1e^t + C1e^(2t) - C1e^t + C1e^(2t) / (1 + C1e^t)^2

      = 2C1e^(2t) / (1 + C1e^t)^2.

On the other hand, evaluating P(1 - P), we get:

P(1 - P) = (C1e^t / (1 + C1e^t)) * (1 - C1e^t / (1 + C1e^t))

        = (C1e^t / (1 + C1e^t)) * (1 - C1e^t + C1e^t / (1 + C1e^t))

        = (C1e^t - C1e^(2t) + C1e^t) / (1 + C1e^t)

        = (2C1e^t - C1e^(2t)) / (1 + C1e^t)

        = 2C1e^t / (1 + C1e^t) - C1e^(2t) / (1 + C1e^t).

Comparing the two sides, we see that dP/dt = P(1 - P), which means the family of functions P = C1e^t / (1 + C1e^t) is indeed a solution to the given differential equation.

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Answer:

we cannot assume independence for the burglaries sampled from commercial burglaries. (C)

Step-by-step explanation: KHAN KNOWS ALL

Answer:

part 1;   x=4,−3

part 2: im not sure

x < 0  or  x > 10

Step-by-step explanation:

Answer:

1. x=-3 or x=4

2. x>10 or x<0

Step-by-step explanation:

1. 2|2x-1|-2=12

2|2x-1|=14

|2x-1|=7

2x-1=±7

2x= -6    2x=8

x=-3    or     x=4

2. 4|x-5|+3>23

4|x-5|>20

x-5>±5

x>10  or   x<0

The ordered pairs that defines the solutions of the system of equations shown in the graph are

Ordered pairs refers to the arrangement of 2 numbers in the form (a, b)

As used in the cartesian coordinates

Solutions of the system of equation is the points where the straight line intersect the curve or where the two graphs intersect.

Examining the graph properly the graphs intersect at two points represented in ordered pairs as  (-4, 1) and (1, 6)

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The probability that between 13 and 14.4 ounces are dispensed in a cup is approximately 0.3815 or 38.15%.

To find the probability that between 13 and 14.4 ounces are dispensed in a cup, we need to first standardize the values using the formula:

z = (x - μ) / σ Where x is the value we want to find the probability for, μ is the mean, and σ is the standard deviation.

For x = 13, we get: z = (13 - 13.5) / 3.5 = -0.14 For x = 14.4, we get: z = (14.4 - 13.5) / 3.5 = 0.26

We can then use a standard normal distribution table or a calculator to find the probability of the values falling between these two z-scores. Using a calculator, we can find: P(-0.14 < z < 0.26) = 0.3815

Therefore, the probability that between 13 and 14.4 ounces are dispensed in a cup is approximately 0.3815 or 38.15%.

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Answer:

98 ° is measures angle x.Hope this helps you.

The parametric curve defined by x(t) = e^{-t} and y(t) = cos(t) for 0 ≤ t≤ π  is concave down in the interval (c) (0, π) .

The Concavity of a parametric curve is determined by the second derivative of the curve.

To find the second derivative of a parametric curve, we need to differentiate each component of the curve with respect to the parameter t, then differentiate those expressions with respect to t again.

For x(t) = e^{-t} and y(t) = cos(t),

the first derivative w.r.t "t" is x'(t) = -e^{-t} and y'(t) = -Sin(t) ;

the second derivative with respect to t of x''(t) = e^{-t} and  y''(t) = -Cos(t),

Since , y''(t) = -Cos(t) is negative over the interval (0, π), we can conclude that the curve is concave down over that interval.

Therefore, the curve is concave down over that interval (0, π).

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Variables that indicate the distance a target is from the level achieved are called performance metrics or progress indicators.


Variables that indicate the distance a target is from the level achieved are called performance metrics or progress indicators. These variables help measure and track progress towards a goal by providing a quantitative or qualitative measure of how far the target is from the desired level of achievement.

Performance metrics can be represented in various forms, such as distance covered, percentage completed, points earned, or even subjective evaluations. For example, in a fitness program, a performance metric could be the number of miles run or the number of push-ups completed.

These metrics enable individuals or organizations to assess their progress and make necessary adjustments to reach their desired outcomes.

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Answer:

A. Sample space = 6

B. 0.17

C. No

D. Yes

Step-by-step explanation:

A. The sample space of an experiment is the set of all possible outcomes of that experiment.

since there are three colours and 2 outcomes for a coin toss,

sample space = 3 * 2 = 6

B. Probability of picking a green first = 4/12 = 1/3

probability of a tail = 1/2

Probability of a green and a tail, P(A) = 1/3 * 1/2 = 0.17

C. No.

Considering the two events;

A; green card is picked first

C ; a green or red card is picked

There is an intersection point for the two events.  Therefore, they are not mutually exclusive.

D. Yes.

Considering the two events;

A; green card is picked first

B ; a blue or red card is picked

There is no intersection point for the two events. Therefore, they are mutually exclusive.

The complete solution is:

∫4\(sin^{-1}(2x) dx = sin^{-1}(2x)\) x 4x + √(1 - (2x)²) + C, where C is the constant of integration.

We have,

\(u = sin^{-1)}(2x)\)

dv = 4 dx

Taking the derivative of u, we get:

du/dx = 1 / √(1 - (2x)²)

Integrating dv, we get:

v = ∫4 dx = 4x

Now, applying the integration by parts formula:

∫4 \(sin^{-1}(2x) dx\) = uv - ∫vdu

Plugging in the values, we have:

∫4 \(sin^{-})(2x) dx = sin^{-1}(2x) \times\) 4x - ∫(4x / √(1 - (2x)²)) dx

At this point, we need to evaluate the integral on the right side.

Let's perform a substitution to simplify it:

Let u = 1 - (2x)²

Differentiating u with respect to x, we get:

du/dx = -4(2x) = -8x

Solving for dx, we have:

dx = -du / (8x)

Substituting these values, the integral becomes:

∫(4x / √(1 - (2x)²)) dx = ∫(-4x / (8x x √u)) (-du / (8x))

Simplifying, we get:

∫(4x / √(1 - (2x)²)) dx = ∫(-1 / (2√u)) du

= -∫(1 / (2√u)) du

= -√u + C

Substituting back the value of u, we have:

∫(4x / √(1 - (2x)²)) dx = -√(1 - (2x)²) + C

Therefore,

The complete solution is:

∫4\(sin^{-1}(2x) dx = sin^{-1}(2x)\) x 4x + √(1 - (2x)²) + C, where C is the constant of integration.

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The complete question:

a) Evaluate the integral ∫4 sin^(-1)(2x) dx using integration by parts.

Answer:

1/5 gallon left so A. would be the answer

Step-by-step explanation:

The vector with a magnitude of 4 and a direction of 250 degrees counterclockwise from the positive x-axis can be written in component form as (-2.77, 3.41).

To write a vector in component form, we need to break it down into its horizontal and vertical components. Let's analyze the given vector with a magnitude of 4 and a direction of 250 degrees counterclockwise from the positive x-axis.

To find the horizontal component, we use cosine, which relates the adjacent side (horizontal) to the hypotenuse (magnitude of the vector). Since the vector is counterclockwise from the positive x-axis, its angle with the x-axis is 360 degrees - 250 degrees = 110 degrees. Applying cosine to this angle, we have:

cos(110°) = adj/hypotenuse
adj = cos(110°) * 4

Similarly, to find the vertical component, we use sine, which relates the opposite side (vertical) to the hypotenuse. Applying sine to the angle of 110 degrees, we have:

sin(110°) = opp/hypotenuse
opp = sin(110°) * 4

Now we have the horizontal and vertical components of the vector. The component form of the vector is written as (horizontal component, vertical component). Plugging in the values we found, the vector in component form is:

(cos(110°) * 4, sin(110°) * 4)

Simplifying this expression, we get the vector in component form as approximately:

(-2.77, 3.41)

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You can produce four more complete Jacket (S) than complete Jacket (L) in an eight-hour shift.

As a manufacturer, you are trying to find out how many more complete Jacket (S) than complete Jacket (L) can be made in an eight-hour shift. This is a simple mathematical problem that can be solved by finding the difference between the number of Jacket (S) and Jacket (L) that can be produced in a given time frame.

Let's assume that it takes one hour to make one complete Jacket (S) and two hours to make one complete Jacket (L).

In an eight-hour shift, the number of complete Jacket (S) that can be produced is 8 hours divided by 1 hour per Jacket (S) = 8 Jackets (S).

Meanwhile, the number of complete Jacket (L) that can be produced is 8 hours divided by 2 hours per Jacket (L) = 4 Jackets (L).

Therefore, the number of more complete Jacket (S) than complete Jacket (L) that can be made in an eight-hour shift is

=> 8 Jackets (S) - 4 Jackets (L) = 4 Jackets (S).

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Answer: the Equation is y-3=0.4(x-1) or y-5=0.4(x-6).

Step-by-step explanation: I hope this helps.

Substitution is the name of the process in algebra which is used for swapping an algebraic letter for its value.

The substitution method is the algebraic method to solve different linear equations. In this method, the value of one variable from one of the equations is substituted in the other equation.

In substitution the following steps are used to solve an equation by substitution method:

Step 1. Simplify the given equation by removing the parenthesis.

Step 2. Solve one of the equations for any unknown value.

Step 3. Substitute step 2 result in the other equation.

Step 4. Now solve the equation which gets from step 3 obtained using elementary arithmetic operations.

Step 5. Finally, solve the final equation for the second variable.

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Answer:

Step-by-step explanation:

First you have to realize that you are told that A is the right angle. The middle letter of any angle is the vertex.

BA = 13.7

CA = 8.4

What is missing is the hypotenuse (which does not contain the letter A).

BC^2 = AB^2 + AC^2

BC^2 = 13.7^2 + 8.4^2

BC^2 = 187.69 + 70.56

BC^2 = 258.25

BC = √258.25

BC = 16.07

Answer:

is the answer 7ft?

Step-by-step explanation:

i am not completely sure

Set up a ratio of the height over the distance to the mirror/

X/5 = 28/7

Cross multiply:

7x = 140

7? = 140

Divide both sides by 7

? = 140/7

? = 20

The answer is 20 feet

The probability that 3 of the 19 people have the symptom is 0.1262

To solve the given problem, let X be the number of people among 19 that have the symptom.  

We can use the Binomial Distribution Formula.  

Here's the solution.

The Binomial Distribution FormulaP(X = k) = (n C k) pk qn−kwhere n is the number of trials, k is the number of successes, p is the probability of success and q is the probability of failure.

Let n = 19, k = 3, p = 0.09 and q = 1 - 0.09 = 0.91.

We haveP(X = 3) = (19 C 3) (0.09)3 (0.91)16= (19 × 18 × 17/3 × 2 × 1) (0.09)3 (0.91)16= (969) (0.000729) (0.182374)= 0.1262

Therefore, the probability that 3 of the 19 people have the symptom is 0.1262.

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The confidence interval and critical value methods are equivalent in providing an interval estimate, the p-value method is used for hypothesis testing and evaluates the strength of evidence against the null hypothesis.

What is the confidence interval?

A confidence interval is a range of values that is likely to contain the true value of an unknown population parameter, such as the population mean or population proportion. It is based on a sample from the population and the level of confidence chosen by the researcher.

In general, when dealing with inferences for two population proportions, the confidence interval method and the critical value method are equivalent. These two methods provide a range of plausible values (confidence interval) for the difference between two population proportions and involve the calculation of critical values to determine the margin of error.

On the other hand, the p-value method is not equivalent to the confidence interval and critical value methods. The p-value method involves calculating the probability of observing a test statistic as extreme as, or more extreme than, the one obtained from the sample data, assuming the null hypothesis is true. It is used in hypothesis testing to determine the statistical significance of the difference between two population proportions.

To summarize:

- Confidence interval method: Provides a range of plausible values for the difference between two population proportions.

- Critical value method: Uses critical values to determine the margin of error in estimating the difference between two population proportions.

- P-value method: Determines the statistical significance of the observed difference between two population proportions based on the calculated p-value.

Hence, the confidence interval and critical value methods are equivalent in providing an interval estimate, the p-value method is used for hypothesis testing and evaluates the strength of evidence against the null hypothesis.

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Answer:4

Step-by-step explanation:

Answer:

a) x^2+6x-16

b)x^2-49

Step-by-step explanation:

a) x*x - 2x + 8x - 16

x^2 + 6x -16

b) x*x + 7x -7x - 49

x^2 - 49

Answer:

The is the graphic answer. Do it fast all the best