Find the midpoint of the line segment with end coordinates of: (−4,−2) and (−2,−10).


Please answer. If answer question you get 20 points

Answer:

The count of variables 5 (d,f,i,n,x) is different from the number of equations 1.

Step-by-step explanation:

Answer:

11 sit ups per day

Step-by-step explanation:

because 44/4 = 11

Answer:

11sit ups each day

Step-by-step explanation:

divide 44by 4

The closest answer choice to this value is option 1, 33. Therefore, the best estimate for the unicity distance for an affine cipher is 33.

To find the best estimate for the unicity distance for an affine cipher, we can use the following formula:

Unicity Distance  (U) = (keyspace / entropy) × log2(1 / redundancy).

Given the answer choices:
1. 33
2. 35
3. 33
4. 26
5. 17.5

For an affine cipher, the keyspace is 26^2 (since there are 26 possibilities for both 'a' and 'b' in the equation

y = (ax + b) mod 26).

The entropy of English text is roughly 1.5 bits/character, and the redundancy is approximately 0.7.

Using the formula, we have:

U = (26^2 / 1.5) × log2(1 / 0.7)

U ≈ 33.49

Therefore, the best estimate for the unicity distance for an affine cipher is 33.

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Now, let's calculate the interest earned on each investment. The interest earned on the investment at  8% interest rate.

Since the total interest earned is $627, we can write the equation:
0.05x + 0.08($9000 - x) = $627

Simplifying the equation, we get:\(0.05x + 0.08*$9000 - 0.08x = $6270.08*$9000 - 0.03x = $627720 - 0.03x = $627-0.03x = $627 - $720-0.03x = -$93x = ($93) / (-0.03)x = $3100\)
To solve this problem, let's assume the amount invested at 5% interest rate is x and the amount invested at 8% interest rate is

$9000 - x

(since the total investment is $9000).
So, the woman invested $3100 at 5% interest rate and

$9000 - $3100

= $5900 at

8% interest rate.

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She invested approximately $95.88 at a 5% interest rate and $8904.12 at an 8% interest rate.

To find out how much the woman invested at each interest rate, let's break down the problem.

Let's say she invested x amount at 5% interest and (9000 - x) at 8% interest.

At the end of the year, the interest earned on the first investment is 5% of x, which is 0.05x.
Similarly, the interest earned on the second investment is 8% of (9000 - x), which is 0.08(9000 - x).

The total amount the woman had at the end of the year is $627, which can be expressed as:

x + (9000 - x) + 0.05x + 0.08(9000 - x) = 627

Simplifying this equation, we can solve for x:

1.05x + 720 - 0.08x = 627

Combining like terms:

0.97x + 720 = 627

Subtracting 720 from both sides:

0.97x = 627 - 720

0.97x = -93

Dividing both sides by 0.97:

x = -93 / 0.97

Solving for x, we find that she invested approximately $95.88 at 5% interest.

To find the amount she invested at 8% interest, subtracting x from the total investment amount:

9000 - x = 9000 - 95.88 = $8904.12

Therefore, she invested approximately $95.88 at 5% interest and $8904.12 at 8% interest.

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Answer:

1. RQP

2. QOP

Step-by-step explanation:

the answer for the first question is RQP and the answer for the second question is QOP

Answer:

i)PQO

ii)QOP

Step-by-step explanation:

False, If we know the distance of an object from earth, we can determine the size of the object by measuring its parallax.

What is parallax explain?

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The sum of two rational numbers is rational because the sum of any two fractions with rational numerators and denominators can be expressed as a fraction with a rational numerator and denominator.

A rational number is any number that can be expressed as a ratio of two integers, where the denominator is not equal to zero. For example, 1/2, -3/4, 6/5, and 0 are all rational numbers.

When we add two rational numbers together, we can use the following formula:

a/b + c/d = (ad + bc) / bd

where a, b, c, and d are integers and b and d are not equal to zero.

This formula tells us that the sum of two rational numbers is also a rational number. The numerator of the sum is found by cross-multiplying the fractions, and the denominator of the sum is found by multiplying the denominators.

For example, if we want to add 1/2 and 2/3 together, we can use the formula above:

1/2 + 2/3 = (1 x 3 + 2 x 2) / (2 x 3) = 7/6

Therefore, the sum of 1/2 and 2/3 is 7/6, which is also a rational number. This formula can be used to prove that the sum of any two rational numbers is also a rational number.

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A rational number is a number that can be written as \(\dfrac{a}{b}\) where \(a,b\in\mathbb{Z}\) and \(b\not=0\).

If one number is \(\dfrac{a}{b}\) and the other is \(\dfrac{c}{d}\), where \(b,d\not=0\), their sum is \(\dfrac{a}{b}+\dfrac{c}{d}=\dfrac{ad+bc}{bd}\). Since the set of integers is closed under addition and multiplication, we can write that \(\dfrac{ad+bc}{bd}=\dfrac{e}{f}\) where \(e,f\in\mathbb{Z}\) and \(f\not=0\), thus proving the sum of two rational numbers is a rational number.

Given:

Total student = 50

each row has 6 students.

Find-:

Solve the question using the divisibility test.

Sol:

In row six student

then:

So a total of 8.33 rows in a class.

Answer:

Step-by-step explanation:

The standard deviation of a data set is represented by the following equation:

Therefore, for the given sample:

For each data point, find the square of its distance to the mean.

Now, solving for the standard deviation:

The functions that represents the cost are

(a) y = 8800, (b) y = 1900 + 4/7x and (c) y = 4800, x ≤ 150;  y = 1200 + 24x x > 150

From the question, we have the following parameters that can be used in our computation:

The graph

The function (a) is a horizontal line that passes through y = 8800

So, the function is

y = 8800

The function (b) is a linear function that passes through

(0, 1900) and (175, 2000)

So, the function is

y = 1900 + 4/7x

The function c is a piecewise function with the following properties

So, the function is

y = 4800, x ≤ 150

y = 1200 + 24x x > 150

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If you know about the power rule,

d/dw (2w² + 1) = 2 d/dw (w²) = 2 • 2w = 4w

If you have to use the limit definition of the derivative, let f(w) = 2w² + 1. Then

\(f'(w)=\displaystyle\lim_{h\to0}\frac{f(w+h)-f(w)}h\)

\(f'(w)=\displaystyle\lim_{h\to0}\frac{(2(w+h)^2+1)-(2w^2+1)}h\)

\(f'(w)=\displaystyle\lim_{h\to0}\frac{2(w^2+2wh+h^2)-2w^2}h\)

\(f'(w)=\displaystyle\lim_{h\to0}\frac{4wh+2h^2}h\)

\(f'(w)=\displaystyle\lim_{h\to0}(4w+2h)=\boxed{4w}\)

Answer:

3x+y = total matches

Step-by-step explanation:

hope it helps

Answer:

3y+x is the amount of matches

The equation cannot be simplified any further without providing more information.

Answer:

145

Step-by-step explanation:

Cuánto es means what is the answer

35 - (-110)

Two negative signs equal a positive sign

35 + 110 = 145

The value of the x is 7.9

What is proportion?

Two ratios are set to be equal in an equation called a proportion.

Given,    \(\frac{7}{8} = \frac{x}{9}\)

or, 8x = 9*7

or, 8x = 63

or, x = 63/8

or, x = 7.875 = 7.9 (rounded to the nearest tenth)

Therefore, the required value of x is 7.9

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Answer:

True!!

4(9a+6) using the distributive property is  36a+24

Step-by-step explanation:

Answer:

True.

Step-by-step explanation:

We have a 4, next to an (.

We multiply the four.

\(4\)×\(9a\)

4×\(6\)

= 36a+6

The probability of rolling doubles with three rolls of two fair six-sided dice is 0.512.

The probability of rolling doubles with one roll of two fair six-sided dice is 16/36, or 1/6. This means that the probability of not rolling doubles with a single roll is 5/6.

The probability of not rolling doubles with two rolls is (5/6)^2, or 25/36.

The probability of not rolling doubles with three rolls is (5/6)^3, or 125/216.

Therefore, the probability of rolling doubles with three rolls of two fair six-sided dice is (216-125)/216, or 91/216, or 0.512.

P(doubles on 1 roll) = 1/6

P(not doubles on 2 rolls) = (5/6)^2 = 25/36

P(not doubles on 3 rolls) = (5/6)^3 = 125/216

P(doubles on 3 rolls) = 1 - (125/216) = 91/216 = 0.512

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Answer:

4ft

Step-by-step explanation:

The volume of a cylinder is

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

If we put 50.27 in for the volume and 4 in for the height, we get a radius of 2. This makes a diameter of 4.

Answer:

B is correct.

Step-by-step explanation:

On number line and sequencing also, -3 is less than -2.

Answer:

b is correct -2 is less than-3

Answer:

Step-by-step explanation:

L is the slant height

area of base = 4π m²

lateral area = surface area - base area = 64-4π

πrL = 64-4π

L = (64-4π)/(2π) = 8.2 m

Answer:

274

Step-by-step explanation:

187, 199, 211, 250, 298, 331, 347, 362 <<< First order least to greatest

187, 199, 211, 250, 298, 331, 347, 362 <<< Since there are an even amount of terms, take the middle TWO numbers

(250+298)/2 = 548/2 = 274 <<< Take the mean of the two numbers

Your final answer is 274!

Hope this helps!

Answer:

274

Step-by-step explanation:

1.Arrange your numbers in numerical order.

2.Count how many numbers you have.

3.If you have an odd number, divide by 2 and round up to get the position of the median number.

4.If you have an even number, divide by 2. Go to the number in that position and average it with the number in the next higher position to get the median.

Answer:

\(\frac{7}{12}\)

Step-by-step explanation:

You don't need to add the denominators just add the numerators

7/12

Denomenater is same so u can just add it

thank you

Considering the given situation, it is found that:

a. The absolute value inequality is: |x - 131745| > 15000.

b. The possibilities for the price of car B are of x < $116,745 or x > x > $146,745.

The absolute value function is defined by the following piecewise rule, depending on the input of the function:

It gives the distance of a point x to the origin, hence, for example, |-2| = |2| = 0.

In this problem, the difference between the price of car B of x and the price of car A of $131,745 is greater than $15,000, hence the absolute value inequality that models this situation is:

|x - 131745| > 15000.

Hence the possibilities for the price of car B are:

The complete problem is given by:

"Two of the most expensive cars in the world are car A and car B. The prices of these two cars differ by more than $15,000. The price of car A is $131,745. a. Assuming that you do not know which model is more expensive, write an absolute value inequality that describes this situation. Use x for the cost of car B. b. What are the possibilities for the price of car B?"

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Answer:

25/11

Step-by-step explanation:

Convert to improper fractions

25/2 ÷ 11/2

take reciprocal of divisor and multiply

25/2 x 2/11

50/22

25/11

By applying section formula we got that y-coordinate of the point that divides the directed line segment from J to K into a ratio of 5:1 is \(\frac{5y_2+y_1}{6}\)

Let point P(x,y) cuts line joining point  \(A(x_1,y_1)\) and \(B(x_2,y_2)\)  in \(m_1:m_2\) then coordinate of point P is equal to \((\frac{m_1x_2+m_2x_1}{m_1+m_2}, \frac{m_1y_2+m_2y_1}{m_1+m_2})\)

Here given that point divides line segment from J to K into a ratio 5:1

So

\(m_1=5\\\\m_2=1\)

Now we have to fin y coordinate of point that divides the directed line segment from J to K into a ratio of 5:1

We can calculated y coordinate by applying section formula as :

\(\frac{5y_2+1y_1}{5+1}\\\\\frac{5y_2+y_1}{6}\)

By applying section formula we got that y-coordinate of the point that divides the directed line segment from J to K into a ratio of 5:1 is \(\frac{5y_2+y_1}{6}\)

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Answer:

6

Step-by-step explanation:

edg 2022

The minimum score needed to receive a grade of A is 88.51

Let, X, be the scores of the student's

X follows Normal Distribution with mean = μ = 73 and standard deviation = σ = 11

The professor has informed us that 7.93 percent of her students received grades of A.

That is  P( X > a ) = 7.93% = 0.0793 .

We have to find a.

P( X > a ) = 7.93% = 0.0793

So, P( X <=  a ) = 1 - 0.0793 = 0.9207

Using function = NORMINV( probability , μ ,σ )

a = NORMINV( 0.9207, 73 , 11 ) = 88.51

The minimum score needed to receive a grade of A is 88.51

We have to find P( X <= 57.93 )

Using function = NORMDIST( x, μ , σ , 1 )

P( X <= 57.93 ) =NORMDIST( 57.93 , 73 , 11 , 1 ) = 0.0853 = 8.53%

8.53 percent of students failed the course

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The table for the complete data is,

Item            price before tax        sale tax         price including tax

pillow                $8                          $0.58                   $8.58

blanket              $22                        $1.59                   $23.59

trash can            $14.50                    $1.051                 $15.551

The mandatory tax imposed on the whole value of the items sold is known as the sales tax. Depending on the type of products sold, different sales tax rates apply.

The final amount of sales tax is added to the sale price of the products in the invoice because it is a charge made to the consumer.

Given the sales tax rate is 7.25%.

sales tax rate = 0.0725

to find sales tax and price including tax,

sales tax = price before tax * sales tax rate

and price including tax = sales tax + price before tax

1:  price before tax = $8.00

sales tax = 8*0.0725

sales tax = $0.58

price including tax = 8.00 + .58 = $8.58

2:  price before tax = $22.00

sales tax = 22*0.0725

sales tax = $1.59

price including tax = 22.00 + 1.595 = $23.595

3:  price before tax = $14.50

sales tax = 14.50*0.0725

sales tax = $1.051

price including tax = 14.50 + 1.051 = $15.551

Hence the table is,

Item            price before tax        sale tax         price including tax

pillow                $8                          $0.58                   $8.58

blanket              $22                        $1.59                   $23.59

trash can            $14.50                    $1.051                 $15.551

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The complete question is in image attached,

9514 1404 393

Answer:

Step-by-step explanation:

You can read f(0) = 3/2 from the table. The slope is 1/2, so f(4) will be 1 more than f(2): f(4) = 7/2.

Step-by-step explanation:

\(6g + 4h + g + 7h = \\ = 7g + 11h\)

The values for "Y" correspond to the chosen "X" values are \(-0.0625,-0.25,-1,-0.25,-0.0625\)

A function, also known as the domain and the range, is a fundamental idea in mathematics that represents the relationship between two sets of elements. Each element in the domain is paired with a different element in the range.

A function is, more precisely, a rule or a correspondence that links every input value from the domain to precisely one output value from the range. The variable x normally represents the input values, and the variable y or f(x) typically represents the corresponding output values.

A function can be envisioned as a device that accepts an input and outputs a particular result in accordance with the rule or operation specified by the function. Only the input value influences the output, and each

Calculating the corresponding values of "X" and "Y" for each row is necessary to finish the table for the function \(h(x) = -(1/4)x\). I am not able to choose the missing values because the table is not provided. But I can explain to you how to figure out the function's values.

A function that depicts an exponential function is \(h(x) = -(1/4)x\). You can use the provided function to find the values by selecting a range of "X" values and determining the corresponding "Y" values.

Let's pick a range of "X" values from \(-2 to 2\), for illustration:

when \(x = -2:\)

\(h(-2) = -(1/4)^(-2) = -(1/4)^2 = -(1/16) = -0.0625\)

when \(x = -1:\)

\(h(-1) = -(1/4)^{-1} = -(1/4)^1 = -1/4 = -0.25\)

when \(x = 0:\)

\(h(0) = -(1/4)^0 = -1^0 = -1\)

when \(x = 1:\)

\(h(1) = -(1/4)^1 = -1/4 = -0.25\)

when \(x=2:\)

\(h(2) = -(1/4)^2 = -1/16 = -0.0625\)

These are the values for "Y" corresponding to the chosen "X" values. Depending on the table, you can select the appropriate values to complete it.

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