The number of plates is an illustration of permutation and combination
The number of plates is 2592
How to determine the number of platesThe range is given as: AVVJ 144 To: BVNP 199 (exclusive)
From the range, we have the following highlights:
The first letter can be either A or B (i.e. 2 letters)The second letter can be only V (i.e. 1 letter)The third letter can be from W to M (24 letters)There are 54 numbers between 144 and 199The number of plates (n) is then calculated as:
\(n = 2 * 1 * 24 * 54\)
Evaluate the product
\(n = 2592\)
Hence, the number of plates (n) is 2592
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Rewrite the expression in the form k*x^n
(16/x^3)^1/4
Answer:
2*x^(3/8)
Step-by-step explanation:
Answer:
2*x^(3/8)
Step-by-step explanation:
khan
50 points!!!
7. Write and solve an inequality for the value of x.
The value of x must be between -18 and -6. The solution has been obtained using Triangle inequality theorem.
What is Triangle inequality theorem?
The triangle inequality theorem explains how a triangle's three sides interact with one another. This theorem states that the sum of the lengths of any triangle's two sides is always greater than the length of the triangle's third side. In other words, the shortest distance between any two different points is always a straight line, according to this theorem.
We are given three sides of a triangle as 8, 6 and x+20
Using Triangle inequality theorem,
⇒8+6 > x+20
⇒14 > x+20
⇒-6 > x
Also,
⇒x+20+6 > 8
⇒x+26 > 8
⇒x > -18
Also,
⇒x+20+8 > 6
⇒x+28 > 6
⇒x > -22
From the above explanation it can be concluded that x is less than -6 but greater than -22 and -18.
This means that x must lie between -18 and -6.
Hence, the value of x must be between -18 and -6.
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What are the three possibilities for the intersection of a line and a plane? [2] 4. Determine the parametric equation of the line that passes through (2, -1, 3) and is perpendicular to the plane x -6y + 4z=12
The intersection of a line and a plane may produce three possible outcomes: a single point, a line contained within the plane, or no intersection.
Three potential solutions exist for the intersection of a line and a plane. The first is when a line and a plane intersect at a single point. The second one is when a line is contained within the plane. The third one is when a line and a plane do not intersect each other. The intersection point is identified in the first case. In the second case, it is a line. There is no intersection in the third situation.
In the first case, a line and a plane intersect at a single point. In the second case, a line is contained within the plane. In the third case, there is no intersection between the line and the plane. The intersection point is located in the first case. The second case produces a line. In the third scenario, there is no intersection. The parametric equation of a line perpendicular to a plane can be calculated using the dot product of the plane's normal vector and the line's direction vector.
The dot product of the plane's normal vector and the line's direction vector is used to obtain the parametric equation of a line perpendicular to a plane.
To calculate the equation of the line passing through (2, -1, 3) perpendicular to the plane x - 6y + 4z = 12, we should first find the normal vector of the plane.
The coefficients of x, y, and z in equation x - 6y + 4z = 12 correspond to the elements of the normal vector, which are (1,-6,4).
Let the vector representing the line be v. Since the line is perpendicular to the plane; the vector v is perpendicular to the normal vector of the plane. Let the direction vector of the line be (a, b, c), so we have:
a-6b+4c=0
The vector (a, b, c) is parallel to the line. Therefore the line can be represented parametrically as follows:
x = 2 + at,
y = -1 + b,
z = 3 + ct
Plug in a=6b-4c, and the parametric equation of the line can be written as :
x=2+6bt-4ct
y=-1+bt,
z=3+ct
This is the parametric equation of the line passing through (2, -1, 3) perpendicular to the plane x - 6y + 4z = 12. The intersection of a line and a plane may produce three possible outcomes: a single point, a line contained within the plane, or no intersection.
The plane's normal vector and the line's direction vector can be used to calculate the parametric equation of a line perpendicular to the plane. By using the dot product of the normal vector and the direction vectors' dot product, we can obtain the equation of the line passing through a given point perpendicular to the plane.
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In 1899, the first Green Jacket Golf Championship was held. The winner's prize money was $23 In 2020 , the winner's check was $2,670,000. a. What was the annual percentage increase in the winner's check over this period? Note: Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16. b. If the winner's prize increases at the same rate, what will it be in 2055 ? Note: Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 1,234,567.89.
A) annual percentage increase in the winner's check over this period is approximately 11595652.17%.
B) if the winner's prize increases at the same rate, it will be approximately $3,651,682,684.48 in 2055.
a. To find the annual percentage increase in the winner's check over this period, we can use the formula:
Annual Percentage Increase = ((Final Value - Initial Value) / Initial Value) * 100
First, let's calculate the annual percentage increase in the winner's check from 1899 to 2020:
Initial Value = $23
Final Value = $2,670,000
Annual Percentage Increase = (($2,670,000 - $23) / $23) * 100
Now, we can calculate this value using the given formula:
Annual Percentage Increase = ((2670000 - 23) / 23) * 100 = 11595652.17%
Therefore, the annual percentage increase in the winner's check over this period is approximately 11595652.17%.
b. If the winner's prize increases at the same rate, we can use the annual percentage increase to calculate the prize money in 2055. Since we know the prize money in 2020 ($2,670,000), we can use the formula:
Future Value = Initial Value * (1 + (Annual Percentage Increase / 100))^n
Where:
Initial Value = $2,670,000
Annual Percentage Increase = 11595652.17%
n = number of years between 2020 and 2055 (2055 - 2020 = 35)
Now, let's calculate the prize money in 2055 using the given formula:
Future Value = $2,670,000 * (1 + (11595652.17 / 100))^35
Calculating this value, we find:
Future Value = $2,670,000 * (1 + 11595652.17 / 100)^35 ≈ $3,651,682,684.48
Therefore, if the winner's prize increases at the same rate, it will be approximately $3,651,682,684.48 in 2055.
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Carter and Sani each have the same number of marbles. Sani’s little sister comes in and takes some of Carter’s marbles and gives them to Sani. After she has done this, Sani has 18 marbles and Carter has 10 marbles. How many marbles did each of the boys start with? How many marbles did Sani’s sister take from Carter and give to Sani?
Answer:
Step-by-step explanation:
1 answer. 10
2 answer. 8
A baseball team won 9 games, which was 60% of the total number of games the team played. How many total games did the team play?
Answer:
They Played 15 games total
Step-by-step explanation:
Make ratios:
9:60 %
x:100 %
Cross multiply: 60 times x =60x and 9x100= 900 = 60x=900
Divide to get x: 60x/60=900/60
x=15
They Played 15 games total
Please mark brainliest and have a awesome day
i need help with this question
Answer:
∠3 = ∠6 = ∠8
Step-by-step explanation:
∠3 = ∠8 (Vertically opposite angles)
∠3 = ∠6 (Alternate inner angles)
∠3 = ∠1 (Corresponding angles)
Therefore, ∠3 = ∠6 = ∠8
Hoped this helped.
Question : Which of these stem and leaf plots would match the histogram data? Justify your answer.
Answer:
fidgety ushering txt scarecrow
Help !! Write the following equation in standard form:
8/7x3+x4+6x+1
Andrew 720 seconds take shower and 420 seconds eating breakfast how many minutes does it take Andrew take a shower and eat breakfast
Answer:
Total time = 19 minutes.
Step-by-step explanation:
Given the following data;
Time to shower = 720 seconds
Time to eat breakfast = 420 seconds
To find the total time in minutes;
Total time = 720 + 420
Total time = 1140 seconds
We know that 60 seconds equals a minute.
Total time = 1140/60
Total time = 19 minutes.
Therefore, it will take Andrew 19 minutes to take a shower and eat breakfast.
Let X denote the amount of time a book on two-hour reserve is actually checked out, and suppose the cdf is the following.
0 , x<0
f(x) = ((x^2)/4) , 0 <= x <= 2
1 , 2<= x
Use the cdf to obtain the following. (If necessary, round your answer to four decimal places.)
(a) P(X %u2264 1)
(b) P(0.5 %u2264 X %u2264 1)
(c) P(X > 1.5)
(d) The median checkout duration [solve 0.5 = F(mew)]
(e) Use F'(x) to obtain the density function f(x)
(f) Calculate E(X)
(g) Calculate V(X) and %u03C3x
(h) If the borrower is charged an amount h(X) = X2 when checkout duration is X, compute the expected charge
E[h(X)].
By using the concept of probability, it can be calculated that
a) P(X \(\leq\) 1) = 0.25
b) P(0.5 \(\leq\) X \(\leq\) 1) = 0.1875
c) P(X > 1.5) = 0.4375
d) Median = 1.414
e) F'(X) = 0.5x , 0 \(\leq\) x \(\leq\) 2
0, otherwise
f) E(X) = 1.33
g) V(X) = 0.2311, SD(X) = 0.4807
h) E(h(X)) = 2
What is probability?
Probability gives us the information about how likely an event is going to occur
Probability is calculated by Number of favourable outcomes divided by the total number of outcomes.
Probability of any event is greater than or equal to zero and less than or equal to 1.
Probability of sure event is 1 and probability of unsure event is 0.
The cdf is
f(x) = \(\left \{ {\frac{x^2}{4}},{ 0 \leq x \leq 2} \atop {1, x=2}} \right.\)
Now,
a) P(X \(\leq\) 1) = \(\frac{1^2}{4} = 0.25\)
b) P(0.5 \(\leq\) X \(\leq\) 1)
= \(\frac{1^2}{4} - \frac{0.5^2}{4}\\\\\frac{3}{16}\\\\0.1875\)
c) P(X > 1.5) = 1 - P(X \(\leq\) 1.5)
\(1 - \frac{1.5^2}{4}\)
0.4375
d) Let \(\mu\) be the median
P(x \(\leq \mu\)) = 0.5
\(\frac{\mu^2}{4} = 0.5\)
\(\mu^2 = 0.5 \times 4 =2\\\mu = \sqrt{2}\\\mu = 1.414\)
e) F'(x) =
\(\frac{2x}{4}, 0 \leq x \leq 2\\0, otherwise\)
F'(X) = 0.5x , 0 \(\leq\) x \(\leq\) 2
0, otherwise
f) E(x) =
\(\int_0^2 x \times 0.5 xdx\\=0.5 \times \frac{x^3}{3} |_0^2 \\=0.5 \times \frac{2^3}{3}\\=\frac{4}{3}\\=1.33\)
g) V(X) = E(\(X^2\)) -\((E(X))^2\)
E(X^2) =
\(\int_0^2x^2(0.5x)dx \\0.5 \times \frac{x^4}{4}|_0^2\\2\)
\(V(X) = 2 - (1.33)^2\)
V(X) = 0.2311
SD(X) = \(\sqrt{0.2311} = 0.4807\)
h) h(X) = \(X^2\)
E(h(X)) = \(\int_0^2X^2({0.5X)dx\)
= \(0.5 \frac{x^4}{4}|_0^2\)
= \(0.5 \times \frac{2^4}{4}\)
= 2
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Identify the factors of the terms of the expression.
12m − 9n
Answer:
3(4m - 3n)
Step-by-step explanation:
\(12m - 9n\)
\( = 3(4m - 3n)\)
You sell soup mixes for a fundraiser. For each soup mix you sell, the company that makes the soup receives x dollars,and you receive the remaining amount. You sell 16 soup mixes for a total of (16x+ 96) dollars. How much money do you receive for each soup mix that you sell? (MUST SHOW WORK)
Using subtraction and division operations, the amount you receive for each soup mix sold is $6.
What are mathematical operations?Subtraction and division operations are two of the four basic mathematical operations. The other two are multiplication and addition.
Mathematical operations combine variables, numbers, and mathematical operands to solve mathematical problems.
The number of soup mixes sold = 16
The total sales revenue = 16x + 96
The amount for the company that makes the soup = 16x
The amount that the seller receives = 96 (16x + 96 - 16x)
The amount the seller receives per soup mix = The total revenue received divided by the number of units sold
= 6 (96/16)
Thus, for each soup mix that you sell, you receive $6.
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The fifth grade has 152 students. Each student has 18
pencils. About how many pencils do the students have altogether?
There are total of 152 students in 5th grade, then the number of pencils altogether will be equal to 2,736 pencils.
What are arithmetic operations?The four basic operations of arithmetic can be used to add, subtract, multiply, or divide two or even more quantities.
They cover topics like the study of integers and the order of operations, which are relevant to all other areas of mathematics including algebra, data processing, and geometry.
As per the given information in the question,
Total number of students in 5th grade = 152
Amount of pencil each student have = 18
Then, the total number of pencils altogether,
= 152 × 18
= 2,736 pencils.
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50 points please help!!
The graph of the linear equation y = (1/4)*x - 1 is on the image at the end.
How to graph a linear equation?To graph the line, we need to find two points that belong to the line, and then we can connect them with a line.
So let's evaluate the linear equation.
if x = 0
y = (1/4)*0 - 1 = -1
We have the point (0, -1)
Now let's get another point:
if x = 4
y = (1/4)*4 - 1 = 4 - 1 = 3
We have the point (4, 3)
Now graph these two points and draw a line that connects them.
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find the partial derivatives indicated. assume the variables are restricted to a domain on which the function is defined. z=(x4 x−y)7. ∂z∂x=
The partial derivative of z with respect to x is 28x^3(x^4 - y)^6.
To find the partial derivative of z with respect to x, we treat y as a constant and differentiate z with respect to x while holding y fixed:
z = (x^4 - y)^7
Taking the derivative with respect to x, we use the chain rule:
∂z/∂x = 7(x^4 - y)^6 * d/dx(x^4 - y)
Now we need to differentiate x^4 - y with respect to x:
d/dx(x^4 - y) = 4x^3
Substituting this back into the expression for ∂z/∂x, we get:
∂z/∂x = 7(x^4 - y)^6 * 4x^3
Simplifying, we get:
∂z/∂x = 28x^3(x^4 - y)^6
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What is assumed by the homogeneity of variance assumption?
a. The two samples have equal variances
b. The two sample variances are not equal.
c. The two populations have equal variances
d. The two population variances are not equal
Homogeneity of variance assumption assumes that the two populations have equal variances, so the correct answer is option c, "The two populations have equal variances.
What is Statistics?Statistics is the discipline that concerns the collection, organization, analysis, interpretation, and presentation of data.
The homogeneity of variance assumption assumes that the two populations have equal variances. Therefore, the correct answer is option c, "The two populations have equal variances."
This assumption is often made in statistical tests that compare the means of two groups, such as the t-test.
When the variances of the two populations are equal, it allows for more precise estimates of the standard error and can improve the accuracy of the test results.
However, if the variances are not equal, it can lead to biased and unreliable results.
In such cases, alternative methods, such as Welch's t-test or the Brown-Forsythe test, can be used to adjust for unequal variances.
Hence, homogeneity of variance assumption assumes that the two populations have equal variances, so the correct answer is option c, "The two populations have equal variances.
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Write an equation of the line that passes through (−6, 0) and (0, −24)
Answer:
y=4x+24
Step-by-step explanation:
1: find slope
\(\frac{0+24}{-6-0}\)
\(\frac{24}{-6}\)
4
2:plug into point-slope form
y-0=4(x+6)
y=4x+24
Answer:
y = -4x - 24
Step-by-step explanation:
slope = -4
(06.01 MC)What is the value of the expression 2 + 32 ⋅ (3 − 1)?
20
22
23
32
Answer:
22
Step-by-step explanation:
3-1=2
2+3^2 x 2
3x3=9
2+9 x2
11x2=22
the ratio of boys to girls in a chorus is 5:6. which shows an equivalent ratio. Use a proportion to solve. A 10 boys to 12 girls B 15 boys to 19 girls C 20 boys to 25 girls or D 24 boys to 28 girls
Nakeisha is raising money for a school trip by selling lollipops and fruit snacks. The price of each lollipop is $1.50 and the price of each fruit snack is $1.25. Yesterday Nakeisha made $18.25 from selling a total of 13 lollipops and fruit snacks. Determine the number of lollipops sold and the number of fruit snacks sold.
Nakeisha sold 8 lollipops and 5 fruit snacks to make a total of $18.25.
To solve this problemLet's fix this issue using a set of equations. Assume that x is the quantity of lollipops sold and y is the quantity of fruit snacks sold.
Then we have two equations based on the information given:
x + y = 13.(Total number of fruit snacks and lollipops sold)
1.5x + 1.25y= 18.25 (total amount of money earned)
To solve for x and y, we can use the substitution method :
x + y = 13 (equation 1)
1.5x + 1.25y = 18.25 (equation 2)
From equation 1, we have x = 13 - y. Substituting this into equation 2, we get:
1.5(13 - y) + 1.25y = 18.25
Simplifying and solving for y, we get
19.5 - 0.25y = 18.25
-0.25y = -1.25
y = 5
Nakeisha therefore sold 5 fruit treats. We may change y = 5 into equation 1 and solve for x to get the quantity of lollipops sold:
x + 5 = 13
x = 8
Therefore, Nakeisha sold 8 lollipops and 5 fruit snacks to make a total of $18.25.
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Jessica, at a constant slow speed, moved a 1 kg book from a 2 m high shelf to the floor.
represent the book as a box. draw the direction of the force jessica exerts on the book and the
direction of the book's displacement. how much work did she do on the book?
The amount of energy required to move the book from the shelf to the floor, taking into account the force applied by Jessica and the distance over which the force was applied is 19.6 Joules.
To find the amount of work done on the book, we need to know the force that Jessica applied to the book and the distance over which she applied the force.
Based on the information provided, it seems that Jessica applied a force in the downward direction to move the book from the 2 m high shelf to the floor. The displacement of the book would also be in the downward direction, from the shelf to the floor.
To calculate the amount of work done on the book, we can use the formula: Work = Force x Distance.
If we assume that the force applied by Jessica was constant and equal to the weight of the book (1 kg x 9.8 m/s2 = 9.8 N), and the distance over which she applied the force was the distance from the shelf to the floor (2 m), then the work done on the book would be:
Work = 9.8 N x 2 m = 19.6 Joules.
Hence, the amount of energy required to move the book from the shelf to the floor, taking into account the force applied by Jessica and the distance over which the force was applied is 19.6 Joules.
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use the trapezoidal rule, the midpoint rule, and simpson's rule to approximate the given integral with the specified value of n. (round your answers to six decimal places.) 3 0 1 10 y5 dy, n
Therefore, the degree of the resulting polynomial is m + n when two polynomials of degree m and n are multiplied together.
What is polynomial?
A polynomial is a mathematical expression consisting of variables and coefficients, which involves only the operations of addition, subtraction, multiplication, and non-negative integer exponents. Polynomials can have one or more variables and can be of different degrees, which is the highest power of the variable in the polynomial.
Here,
When two polynomials are multiplied, the degree of the resulting polynomial is the sum of the degrees of the original polynomials. In other words, if the degree of the first polynomial is m and the degree of the second polynomial is n, then the degree of their product is m + n.
This can be understood by looking at the product of two terms in each polynomial. Each term in the first polynomial will multiply each term in the second polynomial, so the degree of the resulting term will be the sum of the degrees of the two terms. Since each term in each polynomial has a degree equal to the degree of the polynomial itself, the degree of the resulting term will be the sum of the degrees of the two polynomials, which is m + n.
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4. From the top of a tower 14m high, the angle of depression of a student is 32° Make a scale drawing and find the distance of the student from the foot of the tower to the nearest 1/2
The distance of the student from the foot of the tower is 25.63m the nearest 1/2 is 25.5m.
Given that From the top of a tower 14m high
The angle of depression of a student is 32°
we can use trigonometry to find the distance from the foot of the tower to the student:
tan(32°) = opposite/adjacent = 14/distance
Rearranging this equation gives:
distance = 14/tan(32°)
= 25.63m
Therefore, the distance of the student from the foot of the tower is approximately 25.63m nearest 1/2, this is 25.5m.
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Please help
Find the inverse function.
8x – 4y = 24
if a car uses 1.5 gallons of gas every 30 miles, how many miles can be driven with 6 gallons of gas?
If a car uses 1.5 gallons of gas every 30 miles, it means that it uses 0.05 gallons of gas per mile. Therefore, if you have 6 gallons of gas, you can drive for:
6 gallons / 0.05 gallons per mile = 120 miles
So you can drive for 120 miles with 6 gallons of gas.
To find out how many miles can be driven with 6 gallons of gas, you can use the given ratio of 1.5 gallons for every 30 miles.
First, find out how many times 1.5 gallons fits into 6 gallons:
6 gallons / 1.5 gallons = 4
Now, multiply this number (4) by the 30 miles per 1.5 gallons:
4 * 30 miles = 120 miles
So, with 6 gallons of gas, you can drive 120 miles.
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Joans finishing time for the bolder 10k race was 1.78 standard deviation. there were 405 women who ran in her age group. assuming a normal distribution how many women ran faster?
The number of women ran faster, if there were 405 women who ran in Joans age group is 109.
The standard deviation of Joans' finishing time for the 10k race is given as 1.78. Assuming a normal distribution, we can use this information to determine how many women ran faster.
To solve this problem, we need to calculate the z-score for Joans' finishing time. The z-score tells us how many standard deviations away from the mean Joans' time is. We can use the formula:
z = (x - μ) / σ Where: - x is Joans' finishing time, μ is the mean finishing time for the women in her age group, σ is the standard deviation of the finishing times for the women in her age group.
We can determine the number of women who ran faster by using the properties of the normal distribution. In a normal distribution, approximately 68% of the data falls within one standard deviation of the mean, approximately 95% falls within two standard deviations, and approximately 99.7% falls within three standard deviations.
Since Joans' finishing time is 1.78 standard deviations away from the mean, we can estimate that approximately 95% - 68% = 27% of the women in her age group ran faster than her.
To find the actual number of women who ran faster, we need to multiply this percentage by the total number of women in her age group (405):
27% of 405 = 0.27 * 405 = 109.35 Therefore, approximately 109 women ran faster than Joans in the 10k race.
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15 DVDs, 1/5 were documentaries. How many of the movies were documentaries
Answer:
3 of the DVDs were documentaries.
Step-by-step explanation:
We know that at first, there were 15 DVDs in total.
Now, we need to find how much 1/5 of 15 DVDs were equal to.
1/5 of 15 is equal to the number 3.
So, that means our answer is 3 of the DVDs are documentaries.
Hope this helps.
Answer:
I think the answer should be 3.
10
A runner runs at an average speed of 8 m/s for 40 seconds.
How far did the runner run in metres
Answer:
320
Step-by-step explanation:
distance=speed*time= 8 *40.
10 point cuz its all i got rn
In the scale drawing, what is the area of the lawn (that is, the area of the whole backyard, except for the deck)?
The area of the lawn in the scale drawing is approximately 996 square feet.
1. Measure the length and width of the lawn in inches on the scale drawing.
Length = 16.5 inches
Width = 15.5 inches
2. Convert the measurements to feet by dividing the inches by 12.
Length = 16.5/12 = 1.375 feet
Width = 15.5/12 = 1.291 feet
3. Calculate the area of the lawn by multiplying the length and width.
Area = 1.375 x 1.291 = 1.75 square feet
4. Multiply the area by the scale factor (in this case, 560) to get the actual area.
Area = 1.75 x 560 = 996 square feet
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