If:
JL = 26,
KL=3x + 7, and
JK = 8x + 8,
Find KL.
J
K
L

Answer:

Step-by-step explanation:

Given :-

To find :-

Solution :-

We know that,

Substituting the required values,

➝ Surface area= 2 × 22/7 × 6 (6 + 4)

➝ Surface area = 264/7 (10)

➝ Surface area = 2640/7

➝ Surface area ≈ 377 cm²

Hence,

After refering the diagram given in attachment, we clearly came to knew that the radius of the cylinder is 6 cm and height of that cylinder is 4 cm.

As we know that total surface area of cylinder is calculated by the formula :

Where,

★ Putting the values in the formula :

>> T.S.A. = 2πr (h + r)

>> T.S.A. = 2 × (22/7) × 6 (6 + 4)

>> T.S.A. = 2 × (22/7) × 6 (10)

>> T.S.A. = 2 × (22/7) × 6 × 10

>> T.S.A. = 2 × (22/7) × 60

>> T.S.A. = (44 / 7) × 60

>> T.S.A. = 44 × 60 / 7

>> T.S.A. = 2640 / 7

>> T.S.A. = 377

★ Therefore,

Answer:

7542 by the end of the sec week

Answer:

The answer is A) The car travels 53 mph(Miles Per Hours).

212/4 = 53

318/6 = 53

424/8 = 53

530/10 = 53

Step-by-step explanation:

Answer:

B)  rate of change is 53, your car travels 53 miles every 1 hour .

Step-by-step explanation:

Given : Table for time and distance.

To Find : The rate of change is constant in each table. Find the rate of change. Explain what the rate of change means for the situation.

Solution : We have given that Table for time and distance.

rate  of  change= .

rate  of  change= .

rate of change =  53.

rate  of  change= .

rate of change =  53

rate of change =  .

rate of change =  53.

rate of change =    .

rate of change =  53.

Therefore, B)  rate of change is 53, your car travels 53 miles every 1 hour .

Answer: A

Step-by-step explanation:

The connection string for SQL Server using Windows Authentication is as follows:

Server=myServerAddress;Database=myDataBase;Trusted_Connection=True;

Specify the server address in the format "Server=myServerAddress". Replace "myServerAddress" with the name or IP address of the SQL Server instance you want to connect to.

Specify the name of the database you want to connect to in the format "Database=myDataBase". Replace "myDataBase" with the name of the database.

Use Windows Authentication by setting "Trusted_Connection=True". This means that the user running the application is authenticated using their Windows credentials, rather than a SQL Server login.

Use semicolons (;) to separate the different parts of the connection string.

Using Windows Authentication is a more secure and convenient way to connect to a SQL Server database, as it eliminates the need to store and manage login credentials in the application.

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Answer:

The answer is "Option A"

Step-by-step explanation:

The domain is the collection of the value, which belongs to the separate variable (horizontal axis). So, to find a region with a graph, it must search for the function, which starts and end. And at all these levels we are searching at x-values.  

Its starting point is (2,9) and the ending point is (8,3).  Therefore, x= 2 to x=8 is the domain.

The average cost of a letter was 7.11.

The average cost of a letter can be calculated using the following formula:

Average cost per letter = Total Cost / Number of Letters

In this instance, the average cost of a letter is 7.11 (rounded to the nearest cent):

Average cost per letter = 3,455 / 485

Average cost per letter = 7.11

To calculate the average cost of a letter, we used a simple formula. The total cost was divided by the total number of letters to get the average cost per letter. This amount was then rounded to the nearest cent to get the final answer of 7.11.

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Answer:  x²−9

Step-by-step explanation:

A square number is obtained ehen we multiply a number to itself.

For example: 5 × 5 = 5² = 25 [It is a square number]

We can do this in expression too, For example: z×z =z²

From all the given options, only x²−9 has both terms as square.

∵ x² = x × x

and 9 = 3×3= 3²

So that,  x²−9  =(x)²-(3)²

Hence, the correct option is x²−9.

The probability of the total being equal to 8 is 1/9 or 11.11%.

To calculate this probability, we must first calculate all the possible combinations of two six-sided dice that add up to 8. Since both the dice are showing an even number, the possible combinations are (2, 6), (4, 4), and (6, 2). the total number of possible combinations for two six-sided dice is 36 (6 x 6). Therefore, the probability of the total being equal to 8 is 3/36 or 1/9 or 11.11%.

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Step-by-step explanation:

you can do it using the formula of ratio

Answer:

large dogs = 32

Step-by-step explanation:

small dogs to large dogs = 4: 3

total ratio = 7

large dogs = 4/7

total dogs = 56

large dogs = 4 x 56

                     7

large dogs = 32

Answer:

7.4 cm

Step-by-step explanation:

cos 52 = x/12

x = 12 cos 52

x = 7.4 cm

Answer:

AB ≈ 5.6 cm

Step-by-step explanation:

Using the cosine ratio in the right triangle

cos62° = \(\frac{adjacent}{hypotenuse}\) = \(\frac{AB}{BC}\) = \(\frac{AB}{12}\) ( multiply both sides by 12 )

12 × cos62° = AB , thus

AB ≈ 5.6 cm ( to 1 dec. place )

If NER is a null set, we can prove that N is a Lebesgue measurable set and that its Lebesgue outer measure, denoted by µ*(N), is equal to 0.

Furthermore, any subset of N is also Lebesgue measurable and a null set.If NER is a null set, it means that its Lebesgue outer measure, denoted by µ*(N), is equal to 0. By definition, a Lebesgue measurable set is a set for which its Lebesgue outer measure equals its Lebesgue measure, i.e., µ*(N) = µ(N), where µ(N) represents the Lebesgue measure of N. Since µ*(N) = 0, we can conclude that N is a Lebesgue measurable set.

Moreover, since any subset of a null set is also a null set, any subset of N, being a subset of a null set NER, is also a null set. This implies that any subset of N is Lebesgue measurable and has Lebesgue measure equal to 0. Therefore, all subsets of N are both Lebesgue measurable and null sets.

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The probability that there is at least two 4s in the three throws is \(\frac{2}{27}\)

Permutations and combinations

permutations and combinations, the various ways in which objects from a set may be selected, generally without replacement, to form subsets. This selection of subsets is called a permutation when the order of selection is a factor, a combination when order is not a factor

given that

we throw a fair die three times

Due to the fact that each die has a 4 on it, the equation would be \(\frac{1}{6}\)+ \(\frac{1}{6}\)+ \(\frac{1}{6}\)=\(\frac{1}{2}\) if all the dice were added together.

(There are fifteen ways to get 2 fours: 441,414,144,442,424,244.. and so on until 446,464,644; another way to get the solution is using permutations and combinations:

=(1\(C_{1}\))(1\(C_{1}\))(5\(C_{1}\))+1\(C_{1}\))(5\(C_{1}\))(1\(C_{1}\))+(5\(C_{1}\)(1\(C_{1}\))(1\(C_{1}\))/\((6C_{1} )^{3}\)

=  \(\frac{1+15}{216}\)

=\(\frac{2}{27}\)

The probability that there is at least two 4s in the three throws is \(\frac{2}{27}\)

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The real distances by scale factors are described below:

Herein we find two cases of measuring distances by means of scales, a useful resource to represents maps at a affordable size. This can be done by means of the following formula:

s = r / R

Where:

Now we proceed to determine the real distances:

Case A (s = 1 / 5,000 cm / m, r = 7 cm)

1 / 5,000 cm / m = 7 cm / R

R = 35,000 m

Case B (s = 1 / 63,360 in / mi, r = 7 in)

1 / 63,360 in / mi = 7 in / R

R = 443,520 mi

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Answer:

B

Step-by-step explanation:

The probability that a randomly selected persons favorite restaurant is a deli is 9/50

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

The table of values

On the table, we have

Total = 100

Deli = 18

So, the probability is

P = Deli/Total

Substitute the known values in the above equation, so, we have the following representation

P = 18/100

Simplify

P = 9/50

Hence, the probability is (d) 9/50

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Answer:

To calculate the output, the block first expands any scalar input to a nonscalar that has the same dimensions as the nonscalar inputs. This table shows the output of the Product block for example inputs, using the indicated values for the Number of inputs parameter.

Step-by-step explanation:

Answer:x^2-12x+5<0= 6

hope it helps :)

Answer: -3/4

Step-by-step explanation: I'M SMART

12 feet is equivalent to 3 inches according to the given Scale.

In the given scale, 1/4 inch represents 1 foot. To determine how many inches represent 12 feet, we can set up a proportion using the scale:

(1/4 inch) / (1 foot) = x inches / (12 feet)

To solve for x, we can cross-multiply:

(1/4) * (12) = x

3 = x

Therefore, 3 inches represent 12 feet.

According to the scale, for every 1/4 inch on the drawing, it represents 1 foot in actual measurement. So if we multiply the number of feet by the scale factor of 1/4 inch per foot, we get the corresponding measurement in inches.

In this case, since we have 12 feet, we can multiply 12 by the scale factor of 1/4 inch per foot:

12 feet * (1/4 inch per foot) = 12 * 1/4 = 3 inches

Hence, 12 feet is equivalent to 3 inches according to the given scale.

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After reducing all the book prices by 50%, the new median price is determined to be $7.70 (B)

To find the new median price after reducing all the book prices by 50%, we first need to calculate the reduced prices. By reducing each given price by 50%, we get $6.375, $7.40, $9.995, $4.975, $8.00, and $8.975 respectively.

Next, we arrange these reduced prices in ascending order: $4.975, $6.375, $7.40, $8.00, $8.975, and $9.995. The median is the middle value in this ordered list. Since there are six prices, the middle two values are $7.40 and $8.00.

To find the median, we take the average of these two values, which gives us ($7.40 + $8.00) / 2 = $7.70.

Therefore, the new median price, after reducing all the book prices by 50%, is $7.70 (B). This means that the median price of the books, after the reduction, is $7.70.

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The system of equation is 100x + 72y = 1760 and 97x + 72y = 1718. The special price is $14 for hardcover books and $5 for paperback books.

Equations are declarations of equality between two mathematical expressions containing one or more variables. A linear equation is one in which the maximum power of the variable is one. Any arithmetic equation can be solved using linear equations, which can also be used to find the precise value or root of the variable that answers the question.

Let us suppose the price of hardback covers = x.

Let us suppose the price of paperback covers = y.

Given that, Mr. Howard purchased 100 new hardcover books and 72 new paperback books, which cost a total of $1,760.

100x + 72y = 1760........(1)

He also purchased 97 new hardcover books and 72 new paperback books for the adult fiction section, spending a total of $1,718.

97x + 72y = 1718.........(2)

The system of equation to describe the situation is:

100x + 72y = 1760.

97x + 72y = 1718

To find the solution subtract the two equations:

100x + 72y = 1760.

- (97x + 72y = 1718)

Thus,

3x = 42

x = 14

Substitute the value of x in equation 1:

100(14) + 72y = 1760

1400 + 72y = 1760

72y = 360

y = 5

Hence, the special price is $14 for hardcover books and $5 for paperback books.

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Evaluating p(4) using Horner's algorithm:

1. To use Horner's algorithm, we write the polynomial in nested form as follows:

p(z) = ((3z - 7)z - 5)z^2 + (z - 8)z + 2

Now, we can evaluate p(4) by starting from the inside and working our way out:

p(4) = ((3(4) - 7)4 - 5)4^2 + (4 - 8)4 + 2

= (5)4^2 - 4 + 2

= 78

Therefore, p(4) = 78.

2. Finding the Taylor series expansion of p(z) about z0 = 4:

To find the Taylor series expansion of p(z) about z0 = 4, we need to compute the derivatives of p(z) at z0 = 4. First, we compute p'(z) = 6z^2 - 28z^3 - 10z^2 + 2z - 8, then p''(z) = 12z - 84z^2 - 20z + 2, p'''(z) = 12 - 168z - 20, and so on.

Using these derivatives, we can write the Taylor series expansion of p(z) about z0 = 4 as follows:

p(z) = p(4) + p'(4)(z - 4) + p''(4)(z - 4)^2/2! + p'''(4)(z - 4)^3/3! + ...

Substituting in the values we computed, we get:

p(z) = 78 + 10(z - 4) - 41(z - 4)^2/2! - 14(z - 4)^3/3! + ...

Therefore, the Taylor series expansion of p(z) about z0 = 4 is:

p(z) = 78 + 10(z - 4) - 20.5(z - 4)^2 - 2.333(z - 4)^3 + ...

3. Using Newton's method to find a root of p(z):

To use Newton's method to find a root of p(z), we start with an initial guess z0 = 4 and iterate the formula z1 = z0 - p(z0)/p'(z0) until we reach a desired level of accuracy.

4. We already computed p'(z) in part 2, so we can use the formula to compute z1 as follows:

z1 = z0 - p(z0)/p'(z0)

= 4 - (78 + 10(4) - 20.5(4 - 4)^2 - 2.333(4 - 4)^3)/[6(4)^2 - 28(4)^3 - 10(4)^2 + 2(4) - 8]

= 3.9167

We can continue to iterate using this formula to get better approximations for the root of p(z).

Horner's algorithm is a fast and efficient way to evaluate a polynomial at a particular point. It involves using the distributive property of multiplication to rewrite a polynomial in a nested form, then evaluating the polynomial from the inside out.

In this problem, we will use Horner's algorithm to evaluate p(4) for a given polynomial, find its Taylor series expansion about the point z0 = 4, and then use Newton's method to find an approximation for a root of the polynomial.

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The balance after 6 years on an account that pays 5.5% annual interest compounded continuously with an initial deposit of $975 is $1,356.19.

Continuous compounding involves calculating the interest earned on a principal amount continuously over time, which results in a higher overall balance than other compounding frequencies.

Using the formula A = Pe^(rt), where A is the final balance, P is the initial deposit, r is the interest rate, and t is the time, we can calculate the balance after 6 years as A = 975e^(0.055*6) = $1,356.19. Therefore, the correct answer is option D, $1,356.19.

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Answer:

Vertically opposite angles are equal

So

x = 75°

Vertically opposite angles are equal

So

5y = 135°

Divide both sides by 5

y = 27

Hope this helps you

Answer:

1. 52.5

2. 4

3. 3%

4. $600

Step-by-step explanation:

Answer:

\(r = 7\ km\)

Step-by-step explanation:

The formula for the area of a circle is:

\(A = \pi r^2\)

Since we know that a semicircle is half of a circle, we can say the area is:

\(A = \frac{1}{2}\pi r^2\)

From here solve for r:

\(76.97 = \frac{1}{2}\pi r^2\\153.94 = \pi r^2\\\frac{153.94}{\pi} = r^2\\r = \sqrt{\frac{153.94}{\pi}}\\r = 7\)

The standard deck of cards contains 52 cards. In the given scenario, Jenelle draws one card from a standard deck of 52 cards. Let us first determine the probability of drawing either a two or a ten.

Since there are four twos and four tens in a deck of 52 cards, the probability of drawing a two or a ten can be calculated as follows:P(drawing a two or a ten) = P(drawing a two) + P(drawing a ten)P(drawing a two or a ten) = 4/52 + 4/52P(drawing a two or a ten) = 8/52The above fraction can be reduced by dividing both the numerator and denominator by 4.

Thus,P(drawing a two or a ten) = 2/13Now, let us determine the probability of drawing either a two or a club. Since there are four twos and thirteen clubs in a deck of 52 cards, the probability of drawing a two or a club can be calculated as follows:P(drawing a two or a club) = P(drawing a two) + P(drawing a club) - P(drawing a two of clubs)Since there is only one two of clubs in a deck of 52 cards,P(drawing a two or a club) = 4/52 + 13/52 - 1/52P(drawing a two or a club) = 16/52The above fraction can be reduced by dividing both the numerator and denominator by 4.

Thus,P(drawing a two or a club) = 4/13Hence, the probability of drawing either a two or a ten is 2/13 and the probability of drawing either a two or a club is 4/13.

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In Japanese criminal trials, approximately 95% of the defendants are found guilty, while in the United States, about 60% of defendants are found guilty, according to "The Book of Risks" by Larry Laudan.

The statistics provided indicate a stark contrast in conviction rates between Japanese and American criminal trials. In Japan, the overwhelming majority of defendants, around 95%, are found guilty. This suggests a high degree of confidence in the prosecution's ability to prove guilt. On the other hand, in the United States, about 60% of defendants are found guilty, implying a comparatively lower conviction rate. This discrepancy could be due to several factors, such as differences in legal systems, standards of proof, evidence presentation, and judicial practices. It is essential to note that these statistics provide a general overview and may vary depending on specific circumstances and cases within each country's legal system.

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