hi please help me with this one lol:(

Answer:

i think it is .64

Step-by-step explanation:

Answer:

A)

Step-by-step explanation:

I used an Algebra app :) it is correct.

The approximate change in the value of tan(s4) as its argument changes from π to π-25 is approximately -2.342. The approximate value of the function after the change is approximately 0.590.

To determine the approximate change in the value of tan(s4) as its argument changes, we can use differentials. The differential of the function tan(x) is given by dx, where dx represents a small change in the argument.

The change in argument of the function is π-25 - π = -25.

Using the differential approximation, we can calculate the approximate change in the value of tan(s4) as its argument changes: Δy ≈ f'(x) * Δx. Since f(x) = tan(x), f'(x) = sec^2(x). Evaluating at x = π, we have f'(π) = sec^2(π) = 1.

Substituting the values into the differential approximation, Δy ≈ 1 * (-25) = -25.

Therefore, the approximate change in the value of tan(s4) as its argument changes from π to π-25 is approximately -25.

To find the approximate value of the function after the change, we can evaluate tan(s4) at the new argument π-25.

Using a calculator or trigonometric table, we find that tan(π-25) ≈ 0.590.

Hence, the approximate value of the function after the change is approximately 0.590.


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The probability that 5 hearts are chosen when 7 cards are drawn from a well-shuffled deck of 52 playing cards is option (d) 0.00000962.

Step 1: Determine the total number of ways to choose 7 cards from a deck of 52 playing cards, which can be calculated using the combination formula: C(52, 7) = 52! / (7! * (52 - 7)!), where "!" denotes the factorial.

Step 2: Determine the number of ways to choose 5 hearts from the deck. There are 13 hearts in a standard deck, so we can calculate the number of ways to choose 5 hearts from 13: C(13, 5) = 13! / (5! * (13 - 5)!).

Step 3: Calculate the probability by dividing the number of favorable outcomes (choosing 5 hearts) by the total number of possible outcomes (choosing 7 cards from the deck): P(5 hearts) = C(13, 5) / C(52, 7).

Step 4: Evaluate the probability numerically using a calculator or math software, and the result is approximately 0.00000962.

Therefore, the correct answer is option (d) 0.00000962.

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Answer:

The displac ment between t = 1 and t = 4 is 272 feet

Step-by-step explanation:

To get the displacement of the ball, we first need to get the equation for the position of the ball with respect to time.

We can do this by differentiating the velocity equation given:

v(t) = -32t +96

integrating between the limits of t = 1 and t = 4, we have

\(s = \int\limits^4_1 {-32t +96} \, dt\)

\(s(t) = -32t^2/2 +96t\)

\(s =[ -16t^2 +96t] t = 4, t =1\)

where t = 4.

s = 256 + (96) =352 feet

Where t = 1

s = 80

Displacement of the ball = 352 -80 = 272ft

The displac ment between t = 1 and t = 4 is 272 feet

The measure of angle a is 15 degrees and this can be determined by using the properties of the isosceles triangle.

In geometry, interior angles are formed in two ways. One is inside a polygon, and the other is when parallel lines cut by a transversal. Angles are categorized into different types based on their measurements.

Given:

The following steps can be used in order to determine the measure of angle a:

Step 1 - According to the given data, it can be concluded that triangle PQR and triangle PSR are isosceles triangles.

Step 2 - Apply the sum of interior angle property on triangle PQR.

\(\angle\text{Q}+\angle\text{P}+\angle\text{R}=180\)

\(\angle\text{Q}+2\angle\text{R}=180\)

\(2\angle\text{R}=180-60\)

\(\angle\text{R}=60^\circ\)

Step 3 - Now, apply the sum of interior angle property on triangle PSR.

\(\angle\text{P}+\angle\text{S}+\angle\text{R}=180\)

\(\angle\text{S}+2\angle\text{R}=180\)

\(2\angle\text{R}=180-90\)

\(\angle\text{R}=45^\circ\)

Step 4 - Now, the measure of angle a is calculated as:

\(\angle\text{a}=60-45\)

\(\angle\text{a}=15\)

The measure of angle a is 15 degrees.

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The correct answer is II. Rescales the distribution by dividing by the standard deviation.  This transformation does not change the shape or skewness of the distribution and does not create outliers.

Standardizing a distribution means converting it into a standard normal distribution with a mean of 0 and a standard deviation of 1.

This is achieved by subtracting the mean from each value and then dividing by the standard deviation.

Standardizing does not shift the distribution, change its skewness or symmetry, or create outliers.

Standardizing a distribution involves transforming the original data so that it has a mean of 0 and a standard deviation of 1.

This transformation is useful because it allows for comparisons between variables that may be measured on different scales, and it simplifies the interpretation of statistical results.

Standardizing does not change the shape or skewness of the distribution, nor does it create outliers.

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Answer: 50 smoothies in one hour

Step-by-step explanation:

1.5 / 3 = 0.5

75 / 3 = 25.

0.5 x 2 = 1.

25 x 2 = 50.

Margo can make 50 smoothies in One hour.

Hope this helps!

Answer:

Margo can make 50 smoothies in one hour.

Step-by-step explanation:

Let's look at the hours first. Margo can make 75 smoothies in 1.5 hours. 1.5 divided by 3 is 0.5. Then, 0.5 x 2 is 1. Now that we have the number of hours we need (1 hour), we have to do the exact same thing to the amount of smoothies.

75 divided by 3 is 25. Then, 25 x 2 is 50 smoothies.

So, Margo can make 50 smoothies in one hour.

Hope this helped!

Answer:

-8 < x < -2

start number line at -10 and end it at 0

draw an open circle* over the dash indicating -8 and -2

connect the open circles

*open circle because it is less than and greater than, not less than or equal to and greater than or equal to

Answer:

-8<x<-2

Step-by-step explanation:

yw luv :D

The final equation for the tangent plane to the graph of f at the point (a, b) is z = 2e^a(x - a) - y + 2e^a - 2b. This equation represents the plane that is tangent to the graph of f at the specified point (a, b).

To find the equation for the tangent plane to the graph of the function f(x, y) = 2e^x - y at a given point (x0, y0), we need to calculate the partial derivatives of f with respect to x and y at that point.

The partial derivative of f with respect to x, denoted as ∂f/∂x or fₓ, represents the rate of change of f with respect to x while keeping y constant. Similarly, the partial derivative of f with respect to y, denoted as ∂f/∂y or fᵧ, represents the rate of change of f with respect to y while keeping x constant.

Let's calculate these partial derivatives:

fₓ = d/dx(2e^x - y) = 2e^x

fᵧ = d/dy(2e^x - y) = -1

Now, we have the partial derivatives evaluated at the point (x0, y0). Let's assume our point of interest is (a, b), where a = x0 and b = y0.

At the point (a, b), the equation for the tangent plane is given by:

z - f(a, b) = fₓ(a, b)(x - a) + fᵧ(a, b)(y - b)

Substituting fₓ(a, b) = 2e^a and fᵧ(a, b) = -1, we have:

z - f(a, b) = 2e^a(x - a) - (y - b)

Now, let's substitute f(a, b) = 2e^a - b:

z - (2e^a - b) = 2e^a(x - a) - (y - b)

Rearranging and simplifying:

z = 2e^a(x - a) - (y - b) + 2e^a - b

The final equation for the tangent plane to the graph of f at the point (a, b) is z = 2e^a(x - a) - y + 2e^a - 2b.

This equation represents the plane that is tangent to the graph of f at the specified point (a, b).

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The sum in expanded form is 6 Σ (1 / i + 1) as i ranges from 1 to 6, the sum in expanded form is 6 Σ (i^3) as i ranges from 4 to 6. the sum in expanded form is n Σ (f(xi) * Δxi) as i ranges from 1 to n.

The sum 6 Σ (1 / i + 1) as i ranges from 1 to 6 can be expanded as: (1/1 + 1) + (1/2 + 1) + (1/3 + 1) + (1/4 + 1) + (1/5 + 1) + (1/6 + 1), The sum 6 Σ (i^3) as i ranges from 4 to 6 can be expanded as: 4^3 + 5^3 + 6^3.

The sum n Σ (f(xi) * Δxi) as i ranges from 1 to n represents a Riemann sum, where f(xi) represents the value of a function at a particular point xi, and Δxi represents the width of the interval.

To expand this sum, you would need specific values for n, f(xi), and Δxi. For example, if n = 4, the expanded form would look like: f(x1) * Δx1 + f(x2) * Δx2 + f(x3) * Δx3 + f(x4) * Δx4

The expansion of the sum depends on the specific values and the nature of the function being evaluated.

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Answer:

degrees ⋅(π radians /180 degrees )

the (π180) means that for every π radians you go around the unit circle, you've gone 180 degrees.

315 degrees ⋅(π radians /180 degrees )

315 and 180 are both divisible by 45 , so.

74⋅π radians = 74π radians.

Sorry for bad handwriting

if i was helpful Brainliests my answer ^_^

1/2 of a mini pizza would cost $0.60.

If 2/3 of a mini pizza cost $2.40, then 1/3 of a mini pizza would cost half of that:

1/3 of a mini pizza = 1/2 * $2.40 = $1.20

To find the cost of 1/2 of a mini pizza, we can divide the cost of 1/3 of a mini pizza by 2:

1/2 of a mini pizza = 1/2 * $1.20 = $0.60

Therefore, 1/2 of a mini pizza would cost $0.60.

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Number of ways to form four letters strings formed using a, b, c, d, e with the given conditions is equal to 150ways.

As given in the question,

Given letters are a, b, c, d, e has

Number of vowel = 2

Number of consonant= 3

Number of letter strings to be formed = 4

Condition:

First letter must be vowel

Last letter must be consonant

First place filled in 2 ways

Second and Third place filled in 5ways

Last place filled in 3 ways

Total number of ways to form four letters strings

= 2 × 5 × 5 × 3

= 150

Therefore, number of ways to form four letter string is 150 ways.

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It is not of exponential order for h(t) = et2. F is of exponential order and has order. F is piecewise continuous. No function's Laplace transform is possible. g(t) = eat, where t [0,.

Non-exponential form:

To represent a scientifically notated number as a non-exponential quantity: • Remove the exponential component of the number by moving the decimal point the same number of places as the exponent's value. The decimal is moved to the right by the same number if the exponent is positive.

Here are a few instances of functions other than exponential ones. y = 3 1 x as a result. n = 0 3 p as a result. Because y = ( 4) x. Since b = 1, y = 6 0 x.

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Answer:

it's C. :)) u wanna explanation??

Answer:

25

Step-by-step explanation:

Answer:

1350 degrees

Step-by-step explanation:

Using the formula (n-2)180, we can find out that the sum of all the angles of a dodecagon is 1800 degrees. We then divide that number by 12 to find the angle measure of one angle, giving us 150 degrees. To find the sum of 9 of them, multiply 150 with 9, giving up 1350 degrees. Hope this helped!

Answer:

ΔCFE is a right triangle

ΔBEC is an acute triangle

ΔBFG is an equilateral triangle

ΔGAF is an obtuse isosceles triangle

Step-by-step explanation:

Variable n = number

7(n - 8) + 2 = 36

Answer:

Step-by-step explanation:

The first is if the corresponding angles, the angles that are on the same corner at each intersection, are equal, then the lines are parallel. The second is if the alternate interior angles, the angles that are on opposite sides of the transversal and inside the parallel lines, are equal, then the lines are parallel.

the answer for #2 is 21

9(5/3)+6

  15+6

    21

Of the two products the newsvendor order more quantity for X is more than the quantity ordered for Y.

Cr = 0.8 which is the critical ratio for both the products

The value of Z corresponding to the critical ratio of 0.8 from the standard normal distribution tables is 0.8416

Unless the quantity ordered by the newsvendor is Q, then

Q =  mean value of demand + Z x standard deviation of demand

Below are the specifications of the two products:

The mean requirement for both X and Y is 900O units.

Z value for both X and Y = 0.8416

Let,

Sd₁ Demand Standard Deviation for Product X

Sd₂ = Demand Standard Deviation for Product Y

Assuming that  (Product X does have a higher standard deviation than Product Y),

quantities for X =  mean value of demand + Z x standard deviation of demand

9000 + 0.8416Sd₁

Order amount for Y =  mean value of demand + Z x standard deviation of demand

9000 + 0.8416Sd₂

because

X₁ > X₂

As a result,

9000 + 0.8416Sd₁ > 9000 + 0.8416Sd₂

The quantity ordered for X is > the quantity ordered for Y.

Therefore, The quantity ordered for X is more than the quantity ordered for Y. As a result, Newsvendor orders Product X more frequently because it has a higher level of uncertainty.

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(-6, 14) and (2, -18)

The slope of the line that passes through the point.

y2 - y1 / x2 - x1

-18 - 14 / 2 + 6

= -32 / 8

= -4

Option D. -4

Answer:

39x - 63

Step-by-step explanation:

5(3x - 3) + 4(6x - 12) ← distribute both parenthesis

= 15x - 15 + 24x - 48 ← collect like terms

= 39x - 63

Answer:

18.75

Step-by-step explanation:

80 = 100%

1% = 100%/100 = 80/100 = 0.8

the grades changed by 95 - 80 = 15.

how many % is that ?

we find the answer by checking how often 1% fits into 15. and we do this kind of check by division :

15 / 0.8 = 18.75

so, the grades changed by 18.75%.

The solutions to the quadratic equation 2x² + 2x - 5 = x², obtained by completing the square, are:

x = -1 + √6 and x = -1 - √6.

To solve the quadratic equation 2x² + 2x - 5 = x² by completing the square, we need to rearrange the equation and manipulate it to a perfect square trinomial form.

Let's begin by subtracting x² from both sides of the equation to bring all the terms to one side:

2x² + 2x - 5 - x² = 0

This simplifies to:

x² + 2x - 5 = 0

To complete the square, we need to add a constant term to both sides of the equation. The constant term is calculated by taking half of the coefficient of the x-term (2) and squaring it:

x² + 2x + (2/2)² - (2/2)² - 5 = 0

This can be rewritten as:

x² + 2x + 1 - 1 - 5 = 0

Now, let's simplify this expression:

(x + 1)² - 6 = 0

Next, we can move the constant term (-6) to the other side by adding 6 to both sides:

(x + 1)² = 6

To isolate the squared term (x + 1)², we take the square root of both sides, considering both positive and negative roots:

x + 1 = ±√6

Subtracting 1 from both sides, we get two separate equations:

x = -1 ±√6

Therefore, the solutions to the quadratic equation 2x² + 2x - 5 = x², obtained by completing the square, are:

x = -1 + √6 and x = -1 - √6.

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Answer:

C) 2.5

Step-by-step explanation:

8.8=x*3.5

divide 3.5 on both sides.

Reliability refers to the consistency or stability of a measure over time or across different raters or conditions.  The true score and measurement error differs in consistency.

A measure is considered reliable if it produces consistent and accurate results. In other words, if the same measure is taken multiple times, it should yield similar results.

True score is the score that a person would receive if the measure was completely error-free and measured the construct perfectly. However, in reality, all measures have some degree of measurement error, which is the degree to which the obtained score differs from the true score due to factors such as random variation, observer bias, or test-taker factors.

To distinguish between true score and measurement error, imagine a target with a bull's eye at the center. The true score is the score that hits the bull's eye, indicating that the measure accurately captures the construct being measured.

Measurement error, on the other hand, is the deviation from the bull's eye caused by factors such as inconsistency, bias, or noise in the measurement process.

There are different types of reliability measures that aim to estimate the degree to which measurement error affects the scores obtained from a measure. Some of the most common types of reliability measures include test-retest reliability, inter-rater reliability, and internal consistency reliability.

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The utilitarian hedonistic calculus is a system that attempts to determine the morality of an action based on its overall utility and the resulting pleasure or happiness it produces. The factors that are considered in this calculus include the intensity, duration, certainty or uncertainty, propinquity or remoteness, fecundity, purity, and extent of the pleasure or pain that will result from the action.

However, there is one factor that is not considered in the utilitarian hedonistic calculus, and that is the individuality of the persons involved. This means that the calculus does not take into account the unique qualities, desires, and preferences of the individuals affected by the action. Instead, it treats them all as if they were interchangeable and equally capable of experiencing pleasure or pain.

This lack of consideration for individuality has been criticized as a weakness of the utilitarian hedonistic calculus, as it can lead to outcomes that are unfair or unjust. For example, the calculus might suggest that it is acceptable to sacrifice the happiness of a minority group for the greater good of the majority, even if this violates their rights and dignity as individuals.

In summary, the utilitarian hedonistic calculus does not factor in individuality as a consideration in determining the morality of an action.

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