modern parents are not trying in parenting please help debate que
dont steal my points​

Answer:

I think the answer is B. f(x) = -1/3x - 4

Step-by-step explanation:

Use the given functions to set up and simplify  

4−16.

XF(x)=X

Fx

1 − 7 = −6

2 − 10 = −8

3 − 13 = −10

4 − 16 = −12

Answer:

No, even though there is a strong negative correlation, not eating vegetables doesn’t necessarily cause high blood pressure

Step-by-step explanation:

Brainliest ?

The solution to the equation and to the nearest tenth is:

x = 4.3

x = 0.3

To solve for x in this equation, we will use the quadratic formula as the equation is the quadratic type. In this equation:

\(x = -b±\sqrt{b^{2} - 4ac} /2a\\x = 9±\sqrt{-9^{2} - 4(2*2} /2*2\\x = 9±\sqrt{81 - 16}/4\\\)

So, x = 9 ± √65/4

x = 9 + 8/4

x = 17/4

x = 4.26 and approximately, 4.3 to the nearest tenth.

Also,

x =  9 - 8/4

x = 1/4

x = 0.25

x = 0.3 So, the two values of x to the nearest tenth are 4.3 and 0.3

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125

1) Examining the sequence 1, 8, 27, 64 we can find a pattern like this:

2) As we can see, when we raise to 3rd power we can get the numbers of that sequence.

3) So the next number in that sequence is 125

Answer:

The constant of proportionality is the ratio between numbers that expresses the rate at which the numbers increase or decrease. These two numbers are directly proportional when they increase and decrease at the same rate.

James will fully clear the loan after approximately 12 years when the remaining balance reaches zero.

To determine the number of years it will take for James to fully clear the loan, we need to calculate the remaining balance after each payment and divide the initial loan amount by the annual payment until the remaining balance reaches zero.

The loan amount is 9000 euros, and James pays off 770 euros each year. Since the interest is charged at a rate of 3% of the original amount per annum, the interest for each year will be \(0.03 \times 9000 = 270\) euros.

In the first year, James pays off 770 euros, and the interest on the remaining balance of 9000 - 770 = 8230 euros is \(8230 \times 0.03 = 246.9\)euros. Therefore, the remaining balance after the first year is 8230 + 246.9 = 8476.9 euros.

In the second year, James again pays off 770 euros, and the interest on the remaining balance of 8476.9 - 770 = 7706.9 euros is \(7706.9 \times 0.03 = 231.21\) euros. The remaining balance after the second year is 7706.9 + 231.21 = 7938.11 euros.

This process continues until the remaining balance reaches zero. We can set up the equation \((9000 - x) + 0.03 \times (9000 - x) = x\), where x represents the remaining balance.

Simplifying the equation, we get 9000 - x + 270 - 0.03x = x.

Combining like terms, we have 9000 + 270 = 1.04x.

Solving for x, we find x = 9270 / 1.04 = 8913.46 euros.

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Answer:

h = -9

2/3h - 1/3h + 11 = 8. Combine like terms

1/3h + 11 = 8. subtract from both sides

-11. -11

1/3h = -3

(3/1) 1/3h= -3 (3/1) multiply the reciprocal

h= -9

Step-by-step explanation:

2h/3 - h/3 + 11 = 8

h/3 = 8 - 11

h/3 = -3

h = -9

The range or the given data is calculated as 10.2 . Range is the difference between minimum value and maximum value.

To find the range in the following data 1.0, 7.0, 4.8, 1.0, 11.2, 2.2, 9.4, we can make use of the formula for range in statistics which is given as follows:[\large Range = Maximum\ Value - Minimum\ Value\]

To find the range in the following data 1.0, 7.0, 4.8, 1.0, 11.2, 2.2, 9.4, we need to arrange the data in either ascending or descending order, but since we only need to find the range, it is not necessary to arrange the data.

From the data given above, we can easily identify the minimum value and maximum value and then find the difference to get the range.

So, Minimum Value = 1.0

Maximum Value = 11.2

Range = Maximum Value - Minimum Value

                  = 11.2 - 1.0

                     = 10.2

Therefore, the range of the given data is 10.2.

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Answer:

The values of x and y are:

Step-by-step explanation:

We know 6y = 5x + 4y = 90°. Now, let's solve.

Hence, the values of x and y are:

Hoped this helped.

\(BrainiacUser1357\)

Answer:

x = 6

y = 15

Step-by-step explanation:

6y = 90 because it is a straight line (180) minus the given right angle. 5x + 4y equals to 90 because the two lines are parallel so those two angles are corresponding angles and congruent.

6y = 90

y = 15

5x + 4y = 90

Substitute y with 15

5x + 60 = 90

5x = 30

x = 6

Hope this helps :)

Have a great day!

Answer:

2x - 4

Step-by-step explanation:

2(3x + 6) = 6x + 12

2(-2x - 8) = -4x -16

6x + 12 - 4x - 16 = 2x - 4

Answer:

The perimeter of a rectangle with sides 3x + 6 and -2x - 8​ will be:

\(P = 2x - 4\)

Step-by-step explanation:

We know that the perimeter of a rectangle of length 'l' and width 'w' is given by the formula

Given the sides of a rectangle

As the opposite sides of a rectangle are congruent.

Therefore, we conclude that the Perimeter of a rectangle can be determined using the formula

\(\:P\:=\:2\left(3x\:+\:6\:+\:\left(-2x\:-\:8\right)\right)\)

    \(=2\left(3x+6-2x-8\right)\)

    \(=2\left(x-2\right)\)

     \(=2x-4\)

Therefore, the perimeter of a rectangle with sides 3x + 6 and -2x - 8​ will be:

\(P = 2x - 4\)

Answer:

\( \frac{8}{17}\)

Step-by-step explanation:

\( \because \cos (\beta) =\frac{BC}{AB}\\\\

\huge \red {\boxed {\therefore \cos (\beta) =\frac{8}{17}}} \)

The air speed of a small airplane during the first 25 seconds of takeoff and flight can be modeled by Newton's Second Law of Motion.

According to Newton's Second Law of Motion, the rate of change of the airplane's momentum is equal to the sum of all the forces acting on the airplane. As the plane takes off and accelerates, the thrust of the engines acting in the forward direction causes the plane's momentum to increase. This increase in momentum results in an increase in air speed. The air resistance acting against the motion of the plane is another force that affects the plane's speed. As the plane accelerates, the air resistance increases, and the plane's speed decreases.

In summary, the air speed of a small airplane during the first 25 seconds of takeoff and flight can be modeled by Newton's Second Law of Motion, where the thrust of the engines and air resistance act as forces that influence the plane's air speed.

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θ lies in the second quadrant (QII).

Given that csc(θ) > 0 and tan(θ) < 0, we can determine the quadrant in which θ lies based on the signs of the trigonometric function. Recall the signs of trigonometric functions in each quadrant: In the first quadrant (QI), all trigonometric functions are positive. In the second quadrant (QII), only sin(θ) and csc(θ) are positive. In the third quadrant (QIII), only tan(θ) and cot(θ) are positive. In the fourth quadrant (QIV), only cos(θ) and sec(θ) are positive. Given that csc(θ) > 0, we can conclude that θ lies in either QI or QII since csc(θ) is positive in both quadrants. Now, considering that tan(θ) < 0, which means the tangent function is negative, we can narrow down the possibilities. In QI, both tan(θ) and csc(θ) are positive, so it does not satisfy the given condition tan(θ) < 0. Therefore, θ must lie in QII. In conclusion, θ lies in the second quadrant (QII).

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(a) The 90% confidence interval for p. ≤ p ≤ is 0.6256 ≤ p ≤ 0.7230. (b) The margin of error for this 90% confidence interval for p is 0.0487. (c) The margin of error is smaller for an 80% confidence interval. So, the correct option is option   B. smaller.

(a) Calculate the sample proportion (p-hat) and the standard error (SE).

p-hat = 354 / 525 ≈ 0.6743 (rounded to four decimal places)
SE = √(p-hat * (1 - p-hat) / n) ≈ √(0.6743 * (1 - 0.6743) / 525) ≈ 0.0296 (rounded to four decimal places)

The z-score for a 90% confidence interval is 1.645.

Now, we can calculate the confidence interval using the formula:
CI = p-hat ± (z-score * SE)

CI = 0.6743 ± (1.645 * 0.0296)
CI = 0.6743 ± 0.0487

Thus, the 90% confidence interval for p is: 0.6256 ≤ p ≤ 0.7230

(b) To find the margin of error for this 90% confidence interval for p, we simply take the difference between the upper limit and the sample proportion:

Margin of error = 0.7230 - 0.6743 = 0.0487

(c) Without doing any calculations, the margin of error for an 80% confidence interval would be smaller because the level of confidence is lower, which means that we are willing to accept a wider range of possible values for the population proportion. As a result, the margin of error will be smaller for an 80% confidence interval compared to a 90% confidence interval.

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(a) The 90% confidence interval for p. ≤ p ≤ is 0.6256 ≤ p ≤ 0.7230. (b) The margin of error for this 90% confidence interval for p is 0.0487. (c) The margin of error is smaller for an 80% confidence interval. So, the correct option is option   B. smaller.

(a) Calculate the sample proportion (p-hat) and the standard error (SE).

p-hat = 354 / 525 ≈ 0.6743 (rounded to four decimal places)
SE = √(p-hat * (1 - p-hat) / n) ≈ √(0.6743 * (1 - 0.6743) / 525) ≈ 0.0296 (rounded to four decimal places)

The z-score for a 90% confidence interval is 1.645.

Now, we can calculate the confidence interval using the formula:
CI = p-hat ± (z-score * SE)

CI = 0.6743 ± (1.645 * 0.0296)
CI = 0.6743 ± 0.0487

Thus, the 90% confidence interval for p is: 0.6256 ≤ p ≤ 0.7230

(b) To find the margin of error for this 90% confidence interval for p, we simply take the difference between the upper limit and the sample proportion:

Margin of error = 0.7230 - 0.6743 = 0.0487

(c) Without doing any calculations, the margin of error for an 80% confidence interval would be smaller because the level of confidence is lower, which means that we are willing to accept a wider range of possible values for the population proportion. As a result, the margin of error will be smaller for an 80% confidence interval compared to a 90% confidence interval.

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The  natural annual percent of  increase of its population is 1.6%, under the given condition that in the given country possess a crude birth rate of 24 per 1,000 and crude death rate of 8 per 1,000.

Then the correct option is Option B.

For the purpose of evaluating the natural annual percent of increase in a population we have to  subtract crude death rate from  crude birth rate and then dividing by 10.

So for the given case,

the natural annual percent of increase in the population would be

((24-8)/10)

= 1.6%

The  natural annual percent of  increase of its population is 1.6%, under the given condition that in the given country possess a crude birth rate of 24 per 1,000 and crude death rate of 8 per 1,000.



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The complete question

If a country has a crude birth rate of 24 per 1,000 and a crude death rate of 8 per 1,000, the natural annual percent increase of its population is

a) 0.6%

b)1.6%

c) 3%

d)16%

e) 32%

Answer:

P(3 , 0)

Step-by-step explanation:

(x₁, y₁) = A(-3,-3)    ;(x₂ , y₂) B(5, 1)

m : n = 3 : 1

\(P \left( \dfrac{mx_{2}+nx_1}{m+n},\dfrac{my_{2}+ny_{1}}{m+n} \right)\\\\P \left (\dfrac{5*3+(-3)*1}{3+1},\dfrac{3*1+1*(-3)}{3+1} \right)\\\\\\=P \left(\dfrac{15-3}{4},\dfrac{3-3}{4} \right)\\\\\\= P \left(\dfrac{12}{4},\dfrac{0}{4} \right)\\\\\\= P\left(3 , 0 \right)\)

Answer: K = 8

Step-by-step explanation:

For these kinds of problems you have to isolate the variable, the one we're trying to isolate is k.

First step is adding 4 to both sides to get rid of the -4 on the left.

Once you do that youll have 4k = 36.

Now divide both sides by 4 to get the k by itself, this'll give you k = 8.

You can plug it in to see if it's right.

4(8) - 4 = 32

36 - 4 = 32

32 = 32

So its correct

Answer:

0.93

Step-by-step explanation:

Answer:

6.3 is closest to the square root of 48

I bet you!

Answer:

6.9

Step-by-step explanation:

\(\sqrt{48}\) =6.92820323

So, the closest is 6.9

Answer:

The length of the ramp can be found using the tangent function:

tan(21°) = height/length

length = height / tan(21°)

length = 16 inches / tan(21°)

Note: make sure to convert the height from inches to the same unit used in the tangent function, usually radians.

It will cost $20 to waterproof the canvas truck cover. To calculate the cost of waterproofing a canvas truck cover, we need to determine the total area of the cover and then multiply it by the cost per square yard.

First, let's convert the dimensions of the truck cover from feet to yards. Since 1 yard is equal to 3 feet, the dimensions of the truck cover are: Length = 15 feet = 15/3 = 5 yards; Width = 24 feet = 24/3 = 8 yards. Next, we calculate the total area of the truck cover by multiplying the length and width: Area = Length x Width = 5 yards x 8 yards = 40 square yards.

Finally, we multiply the total area by the cost per square yard to determine the cost of waterproofing the truck cover: Cost = Area x Cost per square yard = 40 square yards x $0.50 = $20. Therefore, it will cost $20 to waterproof the canvas truck cover.

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To determine how well Luke must score on exam B in order to do equivalently well as he did on exam A, we need to first standardize his score on exam A using z-scores.

A z-score represents the number of standard deviations a given data point is away from the mean. The formula for calculating z-scores is:

z = (x - μ) / σ

where x is the data point, μ is the mean, and σ is the standard deviation.

In this case, Luke's score on exam A has a z-score of:

z = (850 - 750) / 50 = 2

This means that his score on exam A is 2 standard deviations above the mean.

To do equivalently well on exam B, Luke needs to achieve a score that has the same z-score of 2. We can use the formula for z-scores again to determine what score he needs to achieve:

2 = (x - 38) / 5

Solving for x, we get:

x = 48

Therefore, Luke needs to score 48 on exam B in order to do equivalently well as he did on exam A.

It's important to note that we're assuming that the distributions of the two exams are both normal distributions. If this assumption is not valid, then our answer may not be accurate.

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The total amount owed after 3 years with the given rate of interest compounded quarterly will be $2851.52.

Compound interest is applicable when there will be a change in principal amount after the given time period.

For example, if you give anyone $500 at the rate of 10% annually then $500 is your principle amount. After 1 year the interest will be $50 and hence principle amount will become $550 now for the next year the interest will be $550, not $500.

Given that,

Principle amount P = $2000

Rate of interest R = 12%

Compounded quarterly n = 4

Time period T = 3 years

Total amount = P{1 + R/n]^(nT)

Total amount = 2000[1 + 0.12/4]^(4×3)

Total amount = $2851.52

Hence "The total amount owed after 3 years with the given rate of interest compounded quarterly will be $2851.52".

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Answer:

Step-by-step explanation:

p=12 q=4 r=10

The average population being studied is people with warts. Specifically, this population includes individuals of all ages who have been diagnosed with any type of wart caused by a virus, such as common warts, plantar warts, and flat warts.

The population being studied is people with warts. Warts are caused by a virus and can occur anywhere on the body. Common warts, plantar warts, and flat warts are the most common types. Common warts are usually found on the hands and fingers, and are usually round and raised. Plantar warts are found on the soles of the feet and can be painful. Flat warts are usually found on the face, arms, and legs, and are generally flat and smooth. People of all ages can be affected by warts, and they are highly contagious and can be spread through contact with an infected person or surface. Treatment options include over-the-counter medicines and prescription medications, as well as cryotherapy and laser treatments. This population is being studied to better understand the causes, risk factors, and treatments for warts.

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The complete question is

what is the population being studied warts and  the prevalence of warts in the population being studied?

Interp2 is a MATLAB function that can be used to resize arrays of different sizes. This function is especially useful when we want to change the dimensions of an array without losing any important data.

An array is a collection of values or elements arranged in a specific order. When we want to resize an array, we essentially want to change its shape, but keep the same amount of data. This can be tricky when dealing with arrays of different sizes, because we need to find a way to map the data from one array onto another.

Interp2 helps us do this by using interpolation. Interpolation is a mathematical technique that allows us to estimate values between known data points. In the context of array resizing, interpolation is used to estimate the values of the new array based on the values of the old array.

To use interp2 to resize arrays, we need to provide it with the following inputs:

The old array (the array we want to resize)

The new size of the array (the dimensions of the new array)

The method of interpolation (how we want to estimate the values of the new array)

For example, let's say we have an array A that is 4x4, and we want to resize it to a 6x6 array. We can use interp2 as follows:

B = interp2(A, 6, 6, 'cubic');

In this case, we are telling interp2 to resize the array A to a 6x6 size using cubic interpolation. The resulting array B will have the same amount of data as A, but will be reshaped to fit the new dimensions.

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Answer:

Consider x^ {2}-4x+3. Factor the expression by grouping. First, the expression needs to be rewritten as x^ {2}+ax+bx+3. To find a and b, set up a system to be solved. a=-3 b=-1. Since ab is positive, a and b have the same sign. Since a+b is negative, a and b are both negative. The only such pair is the system so

Step-by-step explanation:

9514 1404 393

Answer:

Step-by-step explanation:

Just as you find it easiest to ask someone else to find the roots for you, I find it easiest to use a graphing calculator to find the roots. It shows the roots to be ...

If you're searching for roots by hand, the usual process is to make a guess based on Descartes' Rule of Signs, and the Rational Root Theorem. Then factor out that root using synthetic division or long division to reduce the polynomial degree.

__

This has 3 sign changes, so 1 or 3 positive real roots. If odd-degree terms change signs, there is one sign change, indicating 1 negative real root. The Rational root theorem tells you the rational roots will be divisors of 4:

  ±1, ±2, ±4

Both even-degree terms and odd-degree terms have coefficients that sum to zero. This indicates that 1 and -1 are both roots of the equation. Factoring those out gives ...

  (x -1)(x +1)(x^2 -4x +4) = 0

The quadratic is a perfect square, so the full factorization is ...

  (x +1)(x -1)(x -2)² = 0

Roots are -1, 1, and 2 (multiplicity 2).

__

The rule of signs tells you there is one positive real root and 0 or 2 negative real roots. The rational roots will be divisors of 105, so will be any of ...

  ±1, ±3, ±5, ±7, ±15, ±21, ±35, ±105

Various other ways of estimating roots suggest the magnitudes will be less than ∛105 +√1 +9 ≈ 14.7. The sum of coefficients tells you the positive root is greater than 1. Trying x=3 shows that to be the positive real root. Factoring it out gives ...

  (x -3)(x² +12x +35) = 0

The quadratic can be further factored, so we have ...

  (x -3)(x +5)(x +7) = 0

Roots are -7, -5, and 3.

Answer:

Step-by-step explanation:

9)

60/40 =                             divide both side by 10

6/4 =                                  divide both side by 2

3/2

10)

28/63 =                            divide both side by 7

4/9

11)

45/120 =                             divide both side by 15      

3/8          

The interesting or surprising thing we can learn about converting between improper fractions and mixed numbers is that to know how large or small a fraction formed from mixed number.

A mixed number, or fraction is a number having two parts one is integer (whole number) and other is a proper fraction (having numerator is less than its denominator). An example of a mixed number is \(2\frac{1}{\\ 2} \\ \). An improper fraction is defined when the top number (numerator) is larger than the bottom number (denominator). For example, \( \frac{8}{5} \).

To change an improper fraction to a mixed number follow these steps.

The conversion between improper fractions and mixed numbers or mixed to improper is a best way to be able to understand fractions and recognize how large or small a fraction is.

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