Answer:
half. what is half of 23? 11.5 inches
Step-by-step explanation:
LOOK AT THE PIC BELOW
Answer:
B. 200 cubic feet
Step-by-step explanation:
There are two prisms: the triangular prism and the rectangular prism
first lets start with the triangular one:
remember that for a right triangular prism (this one), the area is 1/2 x base x height x length
another way to think about it is to find the area of the triangle and then multiply that by the thickness
The base is 4 feet and the height is the same as the rectangular prism, which is 5
and the length is 4 ft (same as rectangular prism)
so 1/2 x 4 x 5 x 4 is 40
next lets do the rectangular prism
remember the volume is length x width x height
8 x 4 x 5 = 160
now we simply add the volume of the two prisms
40 + 160 = 200
and there's you're answer :)
hope that helps!
Answer:
Step-by-step explanation:
Area of triangular face = 0.5×4×5 = 10 ft²
Volume of triangular prism = 10×4 = 40 ft³
Volume of rectangular prism = 8×4×5 = 160 ft³
Total volume = 40+160 = 200 ft³
PLEASE HELP!!!!!
The double box plot below shows the number of daily visitors to two national parks.
Use medians to compare the centers of the data sets.
Which park has greater variability in the number of daily visitors? Show your work.
In general, which park has more daily visitors? Justify your response.
For which park, could you more accurately predict the number of daily visitors on any given day? Explain.
Answer:
Kindly check explanation
Step-by-step explanation:
From the boxplot attached :
Summer lake :
Median = 60 ( point in between the box)
Variability is given by the Range = maximum - minimum = 80 - 40 = 40
Maximum number of visitors = 80
Summer lake distribution is approximately normally distributed, so number of daily visitors can be more accurately predicted on any given day
Canyon Overlook:
Median = 80 ( point in between the box)
Variability is given by the Range = maximum - minimum = 120 - 30 = 90
Maximum number of visitors = 120
(0.9)+'
What is the approximate rate of decay in the exponential function f (t)
?
A
0.02
B.
0.1
С
0.11
D
0.9
Answer:
soooo u do dis and dat and OPE lookit the time
Dum Step-by-step explanation:
looks like its time to act dum ayy friend me. im givin out free points every weekday. if its friday, i do it every hour, called free point friday. check me out.
Please help me!! I don’t get it
Answer:
x=3
Step-by-step explanation:
Solve for x by cross multiplying.
In the first half of last year, a team won 60 percent of the games it played. In the second half of last year, the team played 20 games, winning 3 of them. If the team won 50 percent of the games it played last year, what was the total number of games the team played last year?
A) 60
B) 70
C) 80
D) 90
E) 100
The total number of games the team played last year was 80 (option C). In the first half of the year, the team won 60 percent of their games, indicating that they won 6 out of every 10 games played.
In the second half of the year, the team played 20 games and won 3 of them. This means that in the second half, they won only 3 out of 20 games, which is equivalent to winning 15 percent of their games.
To find the overall percentage of games won, we can calculate the weighted average of the two percentages. Since the team won 50 percent of their games overall, we can assign equal weights to the first and second halves of the year. Therefore, the average winning percentage for the team would be the midpoint between 60 percent and 15 percent, which is (60% + 15%) / 2 = 37.5%.
Let's assume the total number of games played last year was x. Since the team won 37.5% of the games, they won 0.375x games. We can set up an equation based on the information given:
0.375x = 50% of x
0.375x = 0.5x
0.5x - 0.375x = 0
0.125x = 0
x = 0 / 0.125
x = 0
However, we have arrived at an invalid result. It seems there is an error in the information provided or the calculations made.
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Data set 2 is symmetric The prices for six books are given below. If all the prices are reduced by 50%, what is the new median price? $12.75, $14.80, $19.99 $9.95 $16.00, $17.95 (A) $7.40 (B) $7.70 (C) $15.24 (D) $15.40
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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Answer for brainliest.
Answer:
2880 in^3
Step-by-step explanation:
since 6 times 2 is 12 then you multiply 1440 times 2 as well :)
Mark me brainlyiest pls :)
Answer: \(720^{3}\)
Step-by-step explanation: plz mark me brainliest
what is 3x = 0.5x2 in standard form
Answer:
-0.5x\(x^{2}\)+3x=0
Step-by-step explanation:
Tonisha has a lemonade stand. She has 31 dollars in expenses and wants to make at least 66 dollars per day. If x represents the amount of revenue from selling lemonade, an inequality to represent the amount of revenue she would need to generate would be:
Answer:
x-31(Greater than or equal to)66 -->x(greater than or equal to)97
Step-by-step explanation:
SHe wants to make a profit of 66, but with 31 bucks in expenses, this would need the revenue to be greater than 97 to cover the expenses and still make the profit
Under which condition is the sample proportion, , a point estimate of the population proportion?
A.
The sample size, n, is small enough.
B.
The sample represents a proportion of the population.
C.
The sample proportion is unbiased.
D.
The sample proportion is never a point estimate of the population proportion.
Answer:
c. the sample portion is unbaised
Step-by-step explanation:
plato
Use implificy differntiaon to find the equation of the tangent to x^2 - xy -y^2 =1
To find the equation of the tangent to the curve is 1 using implicit differentiation.Using the point-slope form of a line, substituting the values y - b = (-2a - b) / (-a - 2b) * (x - a)
Use implicit differentiation to find dy/dx. Simplify the equation and plug in the point of tangency to find the slope. Finally, substitute the values into the point-slope form to get the equation of the tangent line.
1. Differentiating both sides of the equation with respect to x:
2x - (x(dy/dx) + y) - 2y(dy/dx) = 0
2. Simplifying the equation:
2x - x(dy/dx) - y - 2y(dy/dx) = 0
- x(dy/dx) - 2y(dy/dx) = -2x - y
(dy/dx)(-x - 2y) = -2x - y
dy/dx = (-2x - y) / (-x - 2y)
3. Plugging the x-coordinate of the point of tangency into the derivative expression:
Let's assume the point of tangency is (a, b), then dy/dx = (-2a - b) / (-a - 2b)
4. Using the point-slope form of a line, substituting the values:
y - b = (-2a - b) / (-a - 2b) * (x - a)
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help
Solve the following inequality algebraically. \[ 4|x+4|+7 \leq 51 \]
The solutions from both cases are x ≤ 7 or x ≥ -15. To solve the inequality algebraically, we'll need to consider two cases: when the expression inside the absolute value, |x + 4|, is positive and when it is negative.
Case 1: x + 4 ≥ 0 (when |x + 4| = x + 4)
In this case, we can rewrite the inequality as follows:
4(x + 4) + 7 ≤ 51
Let's solve it step by step:
4x + 16 + 7 ≤ 51
4x + 23 ≤ 51
4x ≤ 51 - 23
4x ≤ 28
x ≤ 28/4
x ≤ 7
So, for Case 1, the solution is x ≤ 7.
Case 2: x + 4 < 0 (when |x + 4| = -(x + 4))
In this case, we need to flip the inequality when we multiply or divide both sides by a negative number.
We can rewrite the inequality as follows:
4(-(x + 4)) + 7 ≤ 51
Let's solve it step by step:
-4x - 16 + 7 ≤ 51
-4x - 9 ≤ 51
-4x ≤ 51 + 9
-4x ≤ 60
x ≥ 60/(-4) [Remember to flip the inequality]
x ≥ -15
So, for Case 2, the solution is x ≥ -15.
Combining the solutions from both cases, we have x ≤ 7 or x ≥ -15.
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The equations of four lines are given below.
Line A y = 4x + 1
Line B y + 2x = 8
Line C y = 9 − 2x
Line D y − 3x = 3
Which lines go through the point (2, 9)?
I'm a little confused on how to work this out. Can someone please explain?
The linear equations that pass through the point (2, 9) are lines A and D.
Which lines go through the point (2, 9)?
Here we have the 4 linear equations:
Line A: y = 4x + 1Line B: y + 2x = 8Line C: y = 9 − 2xLine D: y − 3x = 3To see which lines go through the point (2, 9), we need to replace x by 2 and y by 9 in all of these equations, and see which ones are true.
A) y = 4x + 1
9 = 4*2 + 1
9 = 9
This is true, so line A passes through (2, 9)
B) y + 2x = 8
9 + 2*2 = 8
13 = 8
This is false.
C) y = 9 − 2x
9 = 9 - 2*2
9 = 5
This is false
D) y − 3x = 3
9 - 3*2 = 3
9 - 6 = 3
3 = 3
This is true, so line D goes through (2, 9)
The correct options are lines A and D.
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x + 6Identify the vertical asymptotes of f(x)(1 point)- 9x + 18O x= -6 and x = -3O x= -6 and x = 3oO x = 6 and x = -3O x = 6 and x = 3
So we want to find the vertical asymptotes of the function:
\(f(x)=\frac{x+6}{x^2-9x+18}\)Remember that there's a vertical asymptote at points of x where the denominator of the rational function is 0.
So, equal the denominator to zero:
\(x^2-9x+18=0\)And solve this equation for x as follows:
We could factor
\(\begin{gathered} x^2-9x+18=0 \\ (x-6)(x-3)=0 \end{gathered}\)Now, notice that any of both factors could be zero, so:
\(\begin{cases}x-6=0\to x=6 \\ x-3=0\to x=3\end{cases}\)Therefore, the function has vertical asymptotes at x=6 and x=3.
A node is an endpoint device that hosts or accesses a resource such as an application or data and a host is any device connected to a network that can be addressed on the local network or managed through a network connection. a. true b. false
The statement is true. A node is indeed an endpoint device that hosts or accesses a resource, such as an application or data.
On the other hand, a host is any device connected to a network that can be addressed on the local network or managed through a network connection.
In computer networks, the terms "node" and "host" are often used interchangeably, but they can have slightly different connotations. A node refers to a specific point or entity in a network, while a host generally refers to a device or computer that can send or receive data over a network.
Both nodes and hosts play essential roles in networking, facilitating communication and resource sharing among devices on the network.
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We have x = 7 so now solve for y by replacing x with 7 in this equation 2x + y = 20
Answer:
y=6
Step-by-step explanation:
2(7)=14.
subtract both sides by 14.
y=6
Answer:
y = 6
Step-by-step explanation:
x=7 , 2x+y=20
2(7)+y=20
14+y=20
14-14+y=20-14
y = 6
hope it's helpful ❤❤❤❤❤❤
THANK YOU.
#
It is given that angle LNO is congruent to angle and angle OLN is congruent to angle . We know that side LN is congruent to side LN because of the . Therefore, because of , we can state that triangle LNO is congruent to triangle LNM.
first blank: LNM
second blank: MLN
third blank: Reflexive property
fourth blank: ASA
I hope this helps!
The triangle LNO is congruent to triangle LNM by the SAS Congruence Theorem.
What is congruent?In geometry, two figures or objects are said to be congruent if their shapes and sizes match, or if one is the mirror image of the other.
It seems that there is some missing information in the question as the congruence of angle LNO and angle MNO is not specified. However, assuming that angle LNO is congruent to angle MNO, and angle OLN is congruent to angle OMN, we can use the following congruence theorem to prove that triangle LNO is congruent to triangle LNM:
By the Side-Angle-Side (SAS) Congruence Theorem, if two sides and the included angle of one triangle are congruent to two sides and the included angle of another triangle, then the two triangles are congruent.
In this case, we know that side LN is congruent to side LN (by the reflexive property), and angle LNO is congruent to angle MNO, and angle OLN is congruent to angle OMN. Therefore, we can conclude that triangle LNO is congruent to triangle LNM by the SAS Congruence Theorem.
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Adi bought a bag for $25 and sold it at a loss of 10%. Find the selling price of the bag.
Answer:
The selling price of the bag is $22.5
Step-by-step explanation:
Buying Price = $25,
Selling Price = ?
Since they sold it at a loss of 10%,
So, they sold it for a price 10% less than the buying price,
or at 90% or 0.9 of the buying price,
so,
Selling Price = (0.9)(25) = $22.5
Luis uses 1.6 liters of gasoline each hour he spends mowing lawns. How much gas does he use in 5.8 hours?
can someone please help me? I'm really not a fan of the subject math, and I'm currently struggling and my math grade isn't good at the moment AND grade book closes next week friday :(
Answer:
9.28 liters
Step-by-step explanation:
The unit rate is 1.6 liters per hour.
You multiply it by the number of hours
1.6 x 5.8 = 9.28
Answer:
9.28.
Step-by-step explanation:
We're trying to find out how much gas Luis uses in 5.8 hours. It states that Luis uses 1.6 liters of gasoline EACH HOUR. So, we just multiply 1.6 and 5.8.
PLEASE help me, im really struggling on this.
The system of equations that represent this situation is x + y = 52 and x + 2.25y = 72
What is an equation?
An equation is an expression that shows the relationship between two or more numbers and variables.
An independent variable is a variable that does not depend on any other variable for its value while a dependent variable is a variable that depends on other variable.
Let x represent the number of pounds of bananas sold and y represent the grapes sold, hence:
x + y = 52 (1)
Also:
x + 2.25y = 72 (2)
The system of equations that represent this situation is x + y = 52 and x + 2.25y = 72
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How do you find the integral of an indefinite vector?
To find the integral of an indefinite vector, you must integrate each of its components separately with respect to the given variable.
Integrate each component of the vector separately with respect to the variable, then combine the integrated components to form the resulting vector.
Given an indefinite vector, for example, V(x) = , you need to find the integral of each of its components with respect to the variable x. To do this, first integrate f(x) with respect to x, obtaining ∫f(x)dx = F(x) + C1. Then, integrate g(x) with respect to x, obtaining ∫g(x)dx = G(x) + C2.
Finally, integrate h(x) with respect to x, obtaining ∫h(x)dx = H(x) + C3. Now, combine the integrated components into a new vector: W(x) = . This new vector, W(x), is the integral of the indefinite vector V(x).
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A magic square is a square array of numbers arranged so that the numbers in all rows, all columns, and the two diagonals have the same sum. Use the properties of a magic square to fill in the missing numbers in the magic square on the right. CO. 16 24 Use the figure with the letters below to give the missing numbers. CO A= B= C= B 16 D= E= E 24
Answer:
I think a is 9 cause 9+ 8 is 17 ??
The value of A,B,C,D and E will be 23,25,7 15 ,and 9 respectively.
What is summation?A summation, also abbreviated as a sum, is the outcome of adding two or more numbers or quantities. Here are always an integer number of terms in a summation. There could be only two terms, but there could be one hundred, thousand, or a million. There are summations with an infinite set of parameters.
If we make the sum of each side diagonally then the sum should be 48.
So,
D+ 16 + 17 = 48
D = 15
And
15 + B + 8 = 48
B = 25
And,
25 + 16 + C = 48
C = 7
And,
8 + A + 17 = 48
A = 23
And,
15 + E + 24 = 48
E = 9
Hence "The value of A,B,C,D and E will be 23,25,7 15 ,and 9 respectively".
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If A and B are 3×3 matrices, then AB-AB^T is a non-singular
matrix
If A and B are 3×3 matrices, then AB - AB^T is a non-singular matrix.
Suppose A and B are 3 × 3 matrices. AB^T is the transpose of AB. Given the matrix AB - AB^T, we need to show that it is non-singular. We can start by simplifying the matrix using the property that:
AB)^T = B^TA^T.
This is because the transpose of the product is the product of the transposes taken in reverse order.So,
AB - AB^T = AB - (AB)^T = AB - B^TA^T.
Now, we can use the distributive property to obtain:
AB - B^TA^T = A(B - B^T)
or, equivalently, (B - B^T)A. Thus, AB - AB^T is similar to (B - B^T)A.Since A and B are both 3 × 3 matrices, (B - B^T)A is also a 3 × 3 matrix. Since A is a square matrix of order 3, it is non-singular if and only if its determinant is non-zero. Suppose that det(A) = 0. Then, we have A^(-1) does not exist, and there is no matrix B such that AB = I3 where I3 is the identity matrix of order 3. This implies that the product (B - B^T)A cannot be the identity matrix. Therefore, det(AB - AB^T) ≠ 0 and AB - AB^T is a non-singular matrix.
Therefore, we can conclude that if A and B are 3 × 3 matrices, then AB - AB^T is a non-singular matrix.
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I cannot figure this out. Any help would be appreciated.
pls help i feel like im doing it right but i wanna make sure
Answer:
-43
Step-by-step explanation:
1. -3 x -3 x -3 = -27
2. -27- 4 x 4
3. -27- 16 = -43
(08.07 mc) the table of values represents a quadratic function f(x).
x f(x)
−7 14
−6 7
−5 2
−4 −1
−3 −2
−2 −1
−1 2
0 7
1 14
what is the equation of f(x)?
f(x) = (x − 4)2 − 1
f(x) = (x − 3)2 − 2
f(x) = (x + 3)2 − 2
f(x) = (x + 4)2 − 1
The quadratic function's equation is (c) f(x) = a(x + 3)² - 2.
How do you find the quadratic function's equation :-
We can use the following table of values to calculate the answer to the question:
An illustration of a quadratic equation is :-
f(x) = a(x - h)² + k
Where
Vertex = (h, k)
From the graph, we have the vertex to be,
(h, k) = (-3, -2)
Substitute (h, k) = (-3, -2) in f(x) = a(x - h)² + k
So, we have
f(x) = a(x + 3)² - 2
Also, from the graph, we have the point (0, 7)
This means that
a(0 + 3)² - 2 = 7
So, we have
9a = 9
Divide both sides by 9
a = 1
Substitute a = 1 in f(x) = a(x + 3)² - 2
f(x) = a(x + 3)² - 2
Hence, the equation is f(x) = a(x + 3)² - 2
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Which inequality makes the statement below true? |-13 BLANK -13 O A. = O B. < OC. S O D. >
PLEASE HELP ME
Answer:
Hey there the best answer would be A.=
Step-by-step explanation:
A firm produces two goods in quantities x and y. Its cost function is C(x,y) = 10x + xy + 10y and the prices P, and P, it can charge are, respectively, Ps = 50 - x + y and Py = 50 - x + y. The firm is committed to delivering a total of 15 units. How much should the firm produce of each good to maximize profits?
To maximize profits, the firm should produce a quantity of goods x = 5 and y = 10, based on the cost function and price constraints.
To maximize profits, the firm needs to find the quantities of goods x and y that will yield the highest profit. The profit function can be defined as the revenue minus the cost. Revenue is calculated by multiplying the quantity of each good produced with their respective prices, while the cost function is given as C(x, y) = 10x + xy + 10y.
The firm is committed to delivering a total of 15 units, which can be expressed as x + y = 15. To determine the optimal production quantities, we need to maximize the profit function subject to this constraint.
By substituting the price expressions Ps = 50 - x + y and Py = 50 - x + y into the profit function, we obtain the profit equation. To find the maximum profit, we can take the partial derivatives of the profit equation with respect to x and y, set them equal to zero, and solve the resulting system of equations.
Solving the equations, we find that the optimal production quantities are x = 5 and y = 10, which maximize the firm's profits.
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yo plz help I don't understand
Answer:
Step-by-step explanation:
The greatest common factor (GCF) of a set of numbers is the largest factor that all the numbers share, now when you have a polynomial, the greatest common factor (GCF) of a polynomial is the largest monomial that divides evenly into each term , so
\((GCF)\\x^4=x^4\\x^5=x^4.x\\x^7=x^4 x^3\\(GCF)=x^4 \\\)
I hope this helps you
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If 4cm=1 m, then how many centimeters would 11.5 meters be?
Answer:
46cm
Step-by-step explanation:
11 x 4 =44 +(.5 x 4)=46cm