Answer:
The closets number to the Square root of 54 is √54
√54 = 7.348...
→ The closest WHOLE number to the square root of 54 is 7. The closets number to the Square root of 54 is √54
evaluate the triple integral. 16y dv, where e is bounded by the planes x = 0, y = 0, z = 0, and 2x 2y z = 4 e
The value of the triple integral is -16.
Triple integral is a mathematical concept used in calculus to calculate the volume of three-dimensional objects. It extends the concept of a single integral to functions of three variables and integrates over a region in three-dimensional space.
The triple integral of a function f(x, y, z) over a region E in three-dimensional space is denoted by:
∭E f(x, y, z) dV
We can set up the triple integral as follows:
∫∫∫ 16y dV
Where the limits of integration are:
0 ≤ x ≤ 2
0 ≤ y ≤ (2- \(x^2\)z)/(2y)
0 ≤ z ≤ 2/\(x^{2y\)
Note that the upper bound of integration for y is not a constant, but depends on both x and z.
Integrating with respect to y first, we get:
∫∫∫ 16y dV = ∫0^2 ∫\(0^(2-x^2z)/(2x)\)∫\(0^(2/x^2y) 16y dz dy dx\)
= ∫\(0^2\) ∫\(0^(2-x^2z)/(2x) 32/x dx dz\)
= ∫\(0^2\) [16(\(2-x^2z)/x^2\)] dz
= ∫\(0^2 (32/x^2 - 16z)\) dz
= 32∫\(0^2 x^-2 dx - 16\)∫\(0^2\)z dz
= 16 - 16(2)
= -16
Therefore, the value of the triple integral is -16.
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Rewrite the given equation in logarithmic form. Then, select all of the equations with an equivalent solution. 8e^x-5=0
The logarithmic form of the exponential equation 8e^x-5 = 0 is given as follows:
x = ln(5/8).
How to define the logarithmic form of the exponential equation?The exponential function in this problem is defined as follows:
8e^x-5 = 0.
The equation can be sorted isolating the exponential as follows:
8e^x = 5.
e^x = 5/8.
The natural logarithm(symbolized by the ln) is the opposite of the exponential function, hence the logarithmic form of the equation is presented as follows:
ln(e^x) = ln(5/8).
As stated above, the natural logarithm and the exponential functions are inverse functions, meaning that:
ln(e^x) = x.
Thus the logarithmic form of the exponential equation 8e^x-5 = 0 is given as follows:
x = ln(5/8).
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X is the midpoint of WY and V is the midpoint of WZ.
If YZ=t and VX=t–25, what is the value of t?
Answer:
50
Step-by-step explanation:
By the triangle midsegment theorem, 2(VX)=YZ.
This means that 2(t-25)=t, and thus t=50.
Which table represents y as a function of x?
Answer:
Second option?
Step-by-step explanation:
I would go with the second one. It cannot be the first one because a function must have one y value per each x, but in this case it does not. Same reason for option 3 and 4. Am I right? Please let me know :)
i need help asap thanks
Answer:
c i believe is the answer
Step-by-step explanation:
what is the total area of the four walls of a rectangular room 12 ft long by 13 ft wide by 9 ft high?
Answer:
your mom
i dunno what else to put here lol
Answer:
Total area of four walls is 450ft
Step-by-step explanation:
First to find area of one wall is lenghth times height 2(12 x 9)
Second to find the area of the two other walls it’s height times width 2(13 x 9)
third add then up and you get 450
An ice cream factory make 290 quarts of ice cream in 10 hours .how many quarts could be made in 12 hours?
how would you solve this equation?
Answer:
19,188
Step-by-step explanation:
hope this helps ;)
A hydroelectric power facility converts the gravitational potential energy of water behind a dam to electric energy. (For each answer, enter a number.) (a) What is the gravitational potential energy (in J) relative to the generators of a lake of volume 410 km3 (mass = 4.7:) x 1.013 kg), given that the lake has an average height of 37.0 m above the generators? :1 (b) Compare this with the energy stored in a Qirnegaton fusion bomb. ElakefEbomb = |:|
(a) The gravitational potential energy of the lake relative to the generators is 1.53 x 10^14 J.
(b) We cannot compare this energy with the energy stored in a QGP fusion bomb as the energy value of the bomb is not provided.
(a) To calculate the gravitational potential energy (GPE) of the lake relative to the generators, we can use the formula: GPE = mgh, where m is the mass, g is the acceleration due to gravity, and h is the height.
Given that the volume of the lake is 410 km3 (which is equal to 410 x 10^9 m3) and the density of water is 1.013 kg/m3, we can find the mass of the lake using the formula: mass = volume x density.
mass = (410 x 10^9 m3) x (1.013 kg/m3) = 415.33 x 10^9 kg
The height of the lake above the generators is 37.0 m. Now we can calculate the gravitational potential energy:
GPE = (415.33 x 10^9 kg) x (9.8 m/s2) x (37.0 m) = 1.53 x 10^14 J
Therefore, the gravitational potential energy relative to the generators is 1.53 x 10^14 J.
(b) To compare this with the energy stored in a Quark-Gluon Plasma (QGP) fusion bomb, we need to know the energy value of the bomb. However, the question doesn't provide any information about the energy stored in a QGP fusion bomb. Without this information, we cannot make a direct comparison.
Please note that QGP fusion bombs are theoretical and not yet developed, so the exact energy value is unknown.
In summary:
(a) The gravitational potential energy of the lake relative to the generators is 1.53 x 10^14 J.
(b) We cannot compare this energy with the energy stored in a QGP fusion bomb as the energy value of the bomb is not provided.
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Linear Algebra
What is the dim(ker(L)) when L (x,y,z) = (2x-2, x + y, 2-x)
The dimension of the kernel (null space) of the linear transformation L given by L(x, y, z) = (2x - 2, x + y, 2 - x) is 1.
The kernel (null space) of a linear transformation consists of all vectors that are mapped to the zero vector by the transformation. In other words, it represents the set of solutions to the equation L(x, y, z) = 0.
To find the kernel of L, we need to solve the equation L(x, y, z) = (2x - 2, x + y, 2 - x) = (0, 0, 0).
Equating the corresponding components, we have:
2x - 2 = 0,
x + y = 0,
2 - x = 0.
From the first equation, we find x = 1. Substituting this value into the second equation gives y = -1. Lastly, substituting x = 1 into the third equation verifies that it holds true.
Therefore, the solution to the system of equations is (x, y, z) = (1, -1, 2).
This implies that the kernel of L consists of a single vector, namely (1, -1, 2). Since the kernel contains only one vector, its dimension is 1.
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Mrs. Williams is cleaning her classroom. While cleaning, she found 771 Legos out of a pack of 1,000. How many Legos does she have left to find?
Answer:
229
Step-by-step explanation: do 1000-771 and u get the answer
Answer:
229
Step-by-step explanation:
To find how many are left, do the total minus the amount found:
1000 - 771 = 229
Can somebody plz help answer all the questions correctly thanks a lot !!!
(Only if u done it before)
WILL MARK BRAINLIEST WHOEVER ANSWERS FIRST :DDD
Answer:
7. 250%
8. 400%
9. 667%
10. 769%
11. 263%
12. 125%
13. 137%
14. 526%
Step-by-step explanation:
divide the first number by the second number, then multiply that answer by 100
so kind of like: Number1 ÷ Number2 = x
then you do x × 100
and that's your answer
(all of my answers are rounded to the nearest percent)
Answer:
7) 40 Percent 8) 25 Percent 9) 25 Percent 10) 112 Percent
11) 38 Percent 12) 800 Percent 13) 73 Percent 14) 19 Percent
Step-by-step explanation:
I hope this helps :)
A company makes steel rod shaped like cylinders. Each rod has a radius of 4 cm and a height of 30 cm. How much steel will the company need to make 113 rods
Answer:
Bob and Charlotte are raising their grandchildren after their daughter dies.The children are moved from California to a farm in Nebraska. The three children are struggling with school, life on a farm and their mother’s death. Sam is having trouble working with his son and new ideas for the farm. Charlotte doesn’t want to make the same mistakes she made with her own children.Their faith and help from friends help. The one thing that stood out was how overworked Charlotte is with no help or time to herself.
consider the data given in the following table. 5 7 8 27 3 15 7 6 4 5 5 1 click to download the data in your preferred format. Find the sample median. x= Note that this summary statistic is a better measure of central tendency than the sample mean for this data set. Why? The median is better for small sample sizes. The data contains outliers. Outliers influence the sample mean. The median exceeds the mean. The data does not contain outliers. The data contains an even sample size n.
The sample median for the given data set is 5. The median is considered a better measure of central tendency than the sample mean for this data set due to the presence of outliers.
In this case, the data contains outliers, which can significantly influence the sample mean. Outliers are extreme values that are far away from the majority of the data points. When calculating the mean, these outliers can distort the average value and make it less representative of the overall data set. However, the median is not affected by the specific values of outliers. It only considers the middle value or the average of the two middle values, providing a more robust measure of central tendency. Therefore, in the presence of outliers, using the median as a summary statistic is preferred over the mean.
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Help please 100 points to explain and answer correctly! I am so confused!
Thank you! First to respond gets brainiest!
Answer:
Yes, the value of x does answer the question since the question is asking how much do the two have on their subway cards. This is an example question so the answer is given to you for you to read. I'm not sure if this is what you're confused about, but the answer does answer the question.
Answer:
Yes
Step-by-step explanation:
If 2x + 20 is 1.5x more than x + 20 then we get:
2x + 20 = 1.5(x + 20)
since 2x + 20 is 1.5x more than x + 20.
If we solve then we get the same answers as the example where x = 20 and 2x = 40.
the procedure for revising probabilities based upon additional information is referred to as
The procedure for revising probabilities based on additional information is referred to as Bayesian updating
The procedure for revising probabilities based on additional information is referred to as Bayesian updating. Bayesian updating is a fundamental concept in Bayesian statistics, which allows for the incorporation of new evidence or data to update and refine prior beliefs or probabilities.
In Bayesian updating, the process begins with an initial prior probability, which represents the initial belief or knowledge about an event or hypothesis before any evidence is observed. As new evidence or data becomes available, it is used to update the prior probability and generate a posterior probability. The posterior probability represents the revised belief or probability after incorporating the new information.
Bayesian updating follows the principles of Bayes' theorem, which mathematically describes the relationship between prior probabilities, likelihoods, and posterior probabilities. It involves combining the prior probability with the likelihood of observing the data given the hypothesis and then normalizing the result to obtain the posterior probability.
The beauty of Bayesian updating is that it allows for a flexible and iterative process of continuously updating beliefs and probabilities as new information emerges. It provides a framework for incorporating both subjective prior beliefs and objective data to make more informed decisions and predictions. Bayesian updating has applications in various fields, including machine learning, decision-making, and scientific research.
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If the rent of flat is Rs. 3,60,000 for one year, find the monthly rent of the flat.
The division is one of the four fundamental arithmetic operations. The rent of the flat for each month will be Rs. 30,000.
What is Division?Division is one of the four fundamental arithmetic operations, which tells us how the numbers are combined to form a new one.
Given that the rent of the flat for one year is Rs. 3,60,000. Since a year has 12 months. Therefore, the rent for each month will be,
\(\rm \text{Rent for one month} = \dfrac{Rs.\ 3,60,000}{12} = Rs.\ 30,000\)
Hence, the rent of the flat for each month will be Rs. 30,000.
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1. t — 19 = 2
2. 1 + s = 3
3. 24 = 4c
4. v/5 = 9
(show work)
Answer:
1. t = 21
2. s = 2
3. c = 6
4. v = 45
Step-by-step explanation:
1. t - 19 = 2
*Add 19 to both sides.
t = 21
2. 1 + s = 3
*Subtract 1 from both sides.
s = 2
3. 24 = 4c
*Divide each side by 4.
6 = c
4. v/5 = 9
*Multiply each side by 5.
v = 45
pls help this is my last try to get it right
The figure ABCD is translated vertically to form the figure A'B'C'D'. Then the correct option is D.
Given that:
Rhombus, ABCD
Image of Rhombus, A'B'C'D'
Rotation does not change the shape and size of the geometry. But changes the orientation of the geometry.
The translation does not change the shape and size of the geometry. But changes the location.
The reflection does not change the shape and size of the geometry. But flipped the image.
The figure ABCD is translated vertically to form the figure A'B'C'D'. Then the correct option is D.
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How many solutions does the equation - 8x + 5 = -82 + 4 have?
Answer:
It has 1 solution in different forms.
Step-by-step explanation:
In the exact form it is: -83/8
In the decimal form it is: -10.375
In the mixed number form it is: -10 \(3/8\)
Hope this helps:)
An access ramp to a building is 3.7 m long. The distance from beginning of the ramp to the base of the building is 3.5 m. How tall is the ramp?
Answer: 1.2 m
Step-by-step explanation:
Given
The length of the ramp to the building is 3.7 m
Distance from the beginning of the ramp to the base of the building is 3.5 m.
Suppose h is the height of the ramp
from the figure, we can write
\(\Rightarrow 3.7^2=3.5^2+h^2\\\Rightarrow 13.69-12.25=h^2\\\Rightarrow h^2=1.44\\\Rightarrow h=1.2\ m\)
So, the height of the ramp is 1.2 m
Round your answer to the nearest hundredth AB=
Step-by-step explanation:
\( \sin(20) = 3 \div x\)
Multiply both sides with x :
\( x \times \sin(20) = 3\)
And divide both sides with sin(20) :
\(x = 3 \div \sin(20) = 8.771\)
Which gives us x=8,771
Answer:
AB = 6
Step-by-step explanation:
sin 20° = 3/?
\(\frac{1}{2}\) = \(\frac{3}{x}\)
cross-multiply: x = 6
what is the value of 5 in 3590
Answer:
500
Step-by-step explanation:
The 5 means 500. The whole number is read three thousand-five hundred-ninety
If the measure of base angle ABC is 75 , what is m
The sum of the angles of any triangle is 180°.
75° + 75° + m<BAC = 180°
m<BAC = 180° - (75° + 75°) = 30°
given: f(x) = 1/x (<- that’s division sign btw)
g(x) = x-4
can you evaluate (g°f)(0) ?Explain why or why not.
To evaluate \((g \circ f)(0)\), you'd start by rewriting this as \((g \circ f)(0) = g\big(f(0)\big)\) and your first step of evaluation is to evaluate \(f(0)\).
When you evaluate \(f(0)\), you have the following:
\(f(0) = \dfrac{1}{0}\)
and this is undefined. Since you cannot perform the first step of the evaluation, you cannot evaluate \((g\circ f)(0)\).
Can someone help me with these two questions step by step plz
Answer:
1) x= 20
2) x= 75
Step-by-step explanation:
In the first problem, we see vertical angles. This means that both angles equal each other: 50= 2x+10
Step 1- Subtract 10 to both sides.
50= 2x+10
-10 -10
40= 2x
Step 2- Divide both sides by 2.
40= 2x
2 2
x= 20
In the next problem we see a straight line and an intersecting point. Now, both of these angles sum up to 180 degrees. So the equation would be:
x-10+2x-35= 180
Step 1- Add common variables.
(x+2x)+(-10-35)= 180
3x-45= 180
Step 2- Add 45 to both sides.
3x-45= 180
+45 +45
3x= 225
Step 3- Divide both sides by 3.
3x= 225
3 3
x= 75
Input the value of x into the equations.
75-10= 65
2(75)-35= 115
Hope this helps!
Within-groups design compares which of the following same subjects across time two or more groups with different subjects two or more independent groups across time none of the above
Within-groups design compares the same subjects across time. In this design, participants are measured or observed on multiple occasions, such as before and after an intervention or at different time points.
The purpose of the within-groups design is to examine changes within individuals over time, allowing researchers to assess the impact of an intervention or the natural progression of a phenomenon within the same group of subjects.
By comparing the same subjects across time, within-groups designs help to control for individual differences and increase the internal validity of the study.
This design allows researchers to evaluate the effectiveness of an intervention by assessing changes within individuals and determining if those changes are statistically significant.
It also allows for a more precise assessment of the impact of an intervention or the stability of a phenomenon over time.
Within-groups designs are commonly used in fields such as psychology, education, and medicine to study changes in behavior, cognition, or health outcomes.
They provide valuable insights into individual responses to interventions or the natural course of development or disease progression within a specific group of subjects.
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The length of a rectangle is 4 inches shorter than it’s width. The perimeter of the rectangle is 80 inches. what are the length and width of the rectangle?
Answer:
Suppose that x is the length and y the width of the rectangle. Then we have 2x+2y=80 and x=y+4. Therefore, 2(y+4)+2y=80 or 4y+8=80 or 4y=72 or y=18 and x=22
Step-by-step explanation:
Rewrite the expression in terms of ln 4 and ln 5.
ln(400)
According to Natural logarithm Rules, ln(400) is same as \(2( ln 4 + ln 5)\).
What does natural log mean?A number's natural logarithm is its logarithm to the base of the transcendental and irrational number e, which is roughly equivalent to 2.718281828459.Typically, the natural logarithm of x is denoted by the symbols ln x, loge x, or, if the base e is implicit, just log x.Euler's Number, e, came before logarithms.One of the most significant mathematical constants, e, is an irrational number that is intimately connected to growth and pace of changeNatural logarithm Rules :
ln (mn) = ln m + ln nln (m/n) = ln m - ln nln \(m^{n}\)= n ln mln a = (log a) / (log e)ln e = 1ln 1 = 0so we can rewrite the expression :
ln(400) = ln(\(4^{2} . 5^{2}\))= ln \(4^{2} + ln 5^2\)= \(2( ln 4 + ln 5)\)
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Given h(x) = 3x + 1, solve for x when h(x) = 4
(Will mark brainliest)
Answer:
x = 1
Step-by-step explanation:
Step 1: Define
h(x) = 3x + 1
h(x) = 4
Step 2: Substitute and Evaluate
4 = 3x + 1
3 = 3x
x = 1