A pencil cup is shaped like a right rectangular prism. It has a base area of 9 and a height of 3 1/2. What is the volume of the pencil cup.
12 1/2
15 3/4
21 1/4
31 1/2
The volume of the pencil cup is 31 1/2. Option D is answer.
To find the volume of a right rectangular prism, you need to multiply its length, width, and height. Here, the base area is given as 9, which means the length times width of the base is 9. As the shape is a right rectangular prism, we can assume that the length and width are equal to 3. So, the volume can be calculated as follows:
Volume = Base area x Height
Volume = 9 x 3 1/2
Volume = 31 1/2
Therefore, the correct answer is Option D, 31 1/2.
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help lol..............
Which table below does not represent a function?
Answer:
Option 2
Step-by-step explanation:
if an input produces more than one output, the table does not represent a function.
Change.83 to a fraction.
83
[?]
it’s for acellus and it’s not 100 apparently please help as soon as you can
Answer:
83/100
Step-by-step explanation:
Decimals to fractions
Which fraction is the smallest?
3/5 1/2 2/3 4/7 3/8
You are using a graphical version of the inverse transform method to generate normal variates with μ=0 and σ=1. In this procedure, you map a random number to its location on the y-axis of a graph of the normal CDF. Then you draw a horizontal line from that position on the y-axis to where the line intersects with the normal CDF. Then you draw a vertical line from there down to the x-axis to determine the random variate x. You start with a random number U=0.9. a. (5) Explain without any calculations why you expect x to be either positive or negative. b. (5) Use a normal probability table to determine the value of x.
Based on the normal probability table, the value of x corresponding to the random number U = 0.9 is approximately 1.28.
a. In the graphical version of the inverse transform method, the random number U represents a point on the y-axis of the graph of the normal cumulative distribution function (CDF). The CDF of a standard normal distribution ranges from 0 to 1. Since the given random number U = 0.9 is close to the upper end of the range, it is expected that the corresponding x value will be positive.
b. To determine the value of x using a normal probability table, we need to find the z-score that corresponds to the cumulative probability of 0.9. In this case, we are using a standard normal distribution with a mean (μ) of 0 and a standard deviation (σ) of 1.
Looking up the cumulative probability of 0.9 in a normal probability table, we find that the closest value is 0.8997. The corresponding z-score is approximately 1.28.
To find the value of x, we can use the formula: x = μ + (z * σ). Since μ = 0 and σ = 1, the formula simplifies to x = z.
Therefore, based on the normal probability table, the value of x corresponding to the random number U = 0.9 is approximately 1.28.
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A camera has a listed price of $819.95 before tax. If the sales tax rate is 6.5%, find the total cost of the camera with sales tax included.
is a criterion of causality that requires a change in a predictor variable (x) to be consistently associated with some change in the explanatory variable (y).
Correlation or co variation a criterion of causality that requires a change in a predictor variable (X) to be consistently associated with some change in the explanatory variable (Y) .
What is general deterrence?
In contrast to "specific" deterrence, which refers to the effects of legal punishment on those who actually receive them, "general" deterrence refers to the consequences of legal punishment on the broader population (possible offenders).
How do you explain correlation?
If two variables move in the same direction, they are said to have a positive correlation; if they move in opposing ways, they have a negative correlation. Correlation is a statistical word that describes the degree to which two variables move in coordination with one another.Learn more about Correlation
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The complete question is -
--------------- a criterion of causality that requires a change in a predictor variable (X) to be consistently associated with some change in the explanatory variable (Y) ?
Which is equivalent to 2^5?
Answer:
Are there certain options?
Step-by-step explanation:
2^5 is in other words 2x2x2x2x2
the answer to this is 32
Hope I helped?
Answer:
32
Step-by-step explanation:
evaluate the iterated integral by converting to polar coordinates. 4 0 √16 − x2 0 e−x2 − y2 dy dx
the value of the iterated integral is (π/8) (2 - e^(-16)).
We have the iterated integral:
∫[0,4] ∫[0,√(16-x^2)] e^(-x^2-y^2) dy dx
To convert this to polar coordinates, we need to express x and y in terms of r and θ.
We have:
x = r cos(θ)
y = r sin(θ)
We also need to express the differential element dA in terms of polar coordinates. We have:
dA = r dr dθ
Substituting these expressions into the given integral, we get:
∫[0,π/2] ∫[0,4] e^(-r^2) r dr dθ
The limits of integration for θ are 0 to π/2 because the region lies in the first and second quadrants.
We can evaluate this integral using the fact that the integral of e^(-r^2) is √π/2:
∫[0,π/2] ∫[0,4] e^(-r^2) r dr dθ
= ∫[0,π/2] [-1/2 e^(-r^2)] [0,4] dθ
= ∫[0,π/2] (1/2 - 1/2 e^(-16)) dθ
= π/4 - π/8 (1 - e^(-16))
= (π/8) (2 - e^(-16))
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(q5) Which of the following is the area of the surface obtained by rotating the curve
, about the x-axis?
The given curve is y = x³ − 2x and it has to be rotated about the x-axis to find the area of the surface. The formula to find the surface area of a curve obtained by rotating about the x-axis is given by:$$
A = 2\pi \int_a^b y \sqrt{1 + \left(\frac{dy}{dx}\right)^2} dx
$$Differentiating the curve with respect to x, we get:$$
y = x^3 - 2x
$$$$
\frac{dy}{dx} = 3x^2 - 2$$Now, squaring it, we get:$$
\left(\frac{dy}{dx}\right)^2 = 9x^4 - 12x^2 + 4$$$$
1 + \left(\frac{dy}{dx}\right)^2 = 1 + 9x^4 - 12x^2 + 4$$$$
= 9x^4 - 12x^2 + 5$$Putting the values in the formula, we get:$$
A = 2\pi \int_a^b y \sqrt{1 + \left(\frac{dy}{dx}\right)^2} dx$$$$
= 2\pi \int_{-1}^2 (x^3 - 2x) \sqrt{9x^4 - 12x^2 + 5} dx$$Simplifying it further, we get:$$
A = 2\pi \int_{-1}^2 (x^3 - 2x) \sqrt{(3x^2 - 1)^2 + 4} dx$$$$
= 2\pi \int_{-1}^2 (x^3 - 2x) \sqrt{9x^4 - 6x^2 + 5} dx$$Now, substituting $9x^4 - 6x^2 + 5 = t^2$, we get:$$(18x^3 - 12x)dx = tdt$$$$
(3x^2 - 2)dx = \frac{tdt}{3}$$When $x = -1$, $t = \sqrt{20}$ and when $x = 2$, $t = 5\sqrt{5}$Substituting the values in the formula, we get:$$
A = 2\pi \int_{\sqrt{20}}^{5\sqrt{5}} \frac{t^2}{27} dt$$$$
= \frac{28\pi}{27} \left[ t^3 \right]_{\sqrt{20}}^{5\sqrt{5}}$$$$
= \frac{28\pi}{27} \left[ 125\sqrt{5} - 20\sqrt{20} - 5\sqrt{5} + 2\sqrt{20} \right]$$$$
= \frac{28\pi}{27} \left[ 120\sqrt{5} - 18\sqrt{20} \right]$$$$
= \frac{56\pi}{27} \left[ 30\sqrt{5} - 9\sqrt{20} \right]$$$$
= \frac{56\pi}{27} \left[ 30\sqrt{5} - 18\sqrt{5} \right]$$$$
= \frac{56\pi}{27} \cdot 12\sqrt{5}$$$$
= \boxed{224\sqrt{5}\pi/3}$$Therefore, the area of the surface obtained by rotating the curve $y = x^3 - 2x$ about the x-axis is $\boxed{224\sqrt{5}\pi/3}$.
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The total area of the regions between the curves is 1.134π square units
Calculating the total area of the regions between the curvesFrom the question, we have the following parameters that can be used in our computation:
x = ∛y
We have the interval to be
0 ≤ y ≤ 1
The area of the regions between the curves is then calculated using
\(A =2\pi \int\limits^a_b {f(x) * \sqrt{1 + (dy/dx)^2} } \, dx\)
From x = ∛y, we have
y = x³
Differentiate
dy/dx = 3x²
So, the area becomes
\(A =2\pi \int\limits^1_0 {x^3 * \sqrt{1 + (3x^2)^2} } \, dx\)
Expand
\(A =2\pi \int\limits^1_0 {x^3 * \sqrt{1 + 9x^4 } \, dx\)
Integrate
\(A =2\pi \frac{(9x^4 + 1)^{\frac{3}{2}}}{54}|\limits^1_0\)
Expand
\(A = 2\pi [\frac{(9(1)^4 + 1)^{\frac{3}{2}}}{54} - \frac{(9(0)^4 + 1)^{\frac{3}{2}}}{54}]\)
This gives
A = 2π * 0.5671
Evaluate the products
A = 1.1342π
Approximate
A = 1.134π
Hence, the total area of the regions between the curves is 1.134π square units
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Find the first derivative for each of the following:
y = 3x2 + 5x + 10
y = 100200x + 7x
y = ln(9x4)
The first derivatives for the given functions are:
For \(y = 3x^2 + 5x + 10,\) the first derivative is dy/dx = 6x + 5.
For \(y = 100200x + 7x,\) the first derivative is dy/dx = 100207.
For \(y = ln(9x^4),\) the first derivative is dy/dx = 4/x.
To find the first derivative for each of the given functions, we'll use the power rule, constant rule, and chain rule as needed.
For the function\(y = 3x^2 + 5x + 10:\)
Taking the derivative term by term:
\(d/dx (3x^2) = 6x\)
d/dx (5x) = 5
d/dx (10) = 0
Therefore, the first derivative is:
dy/dx = 6x + 5
For the function y = 100200x + 7x:
Taking the derivative term by term:
d/dx (100200x) = 100200
d/dx (7x) = 7
Therefore, the first derivative is:
dy/dx = 100200 + 7 = 100207
For the function \(y = ln(9x^4):\)
Using the chain rule, the derivative of ln(u) is du/dx divided by u:
dy/dx = (1/u) \(\times\) du/dx
Let's differentiate the function using the chain rule:
\(u = 9x^4\)
\(du/dx = d/dx (9x^4) = 36x^3\)
Now, substitute the values back into the derivative formula:
\(dy/dx = (1/u) \times du/dx = (1/(9x^4)) \times (36x^3) = 36x^3 / (9x^4) = 4/x\)
Therefore, the first derivative is:
dy/dx = 4/x
To summarize:
For \(y = 3x^2 + 5x + 10,\) the first derivative is dy/dx = 6x + 5.
For y = 100200x + 7x, the first derivative is dy/dx = 100207.
For\(y = ln(9x^4),\) the first derivative is dy/dx = 4/x.
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What is true as the spread of scores around the arithmetic mean gets smaller? A. The coefficient of variation gets smaller B. The interquartile range gets smaller. C. The standard deviation gets smaller D. All of the above
The correct answer is D. All of the above. When the spread of scores around the arithmetic mean gets smaller, it means that the data points are closer to the mean.
This has several implications:
A. The coefficient of variation (CV) gets smaller: The coefficient of variation is the ratio of the standard deviation to the mean. When the standard deviation decreases (due to smaller spread of scores), the CV also decreases.
B. The interquartile range (IQR) gets smaller: The IQR represents the range between the first quartile and the third quartile. When the spread of scores decreases, the values at the first and third quartiles are closer together, resulting in a smaller IQR.
C. The standard deviation gets smaller: The standard deviation measures the average distance of data points from the mean. As the spread of scores decreases, the data points are closer to the mean, resulting in a smaller standard deviation.
In summary, when the spread of scores around the arithmetic mean gets smaller, the coefficient of variation, interquartile range, and standard deviation all decrease.
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pls help me find the answer to this i am working out on it but am confused also giving brainly no links pls.
Answer:
5/72
Step-by-step explanation:
I am pretty sure its right
(05.06)
A bicycle manufacturing company makes a particular type of bike. Each child bike requires 4 hours to build and 4 hours to test. Each adult bike
requires 6 hours to build and 4 hours to test. With the number of workers, the company is able to have up to 120 hours of building time and
100 hours of testing time for a week. If c represents child bikes and a represents adult bikes, determine which system of inequality best
explains whether the company can build 20 child bikes and 6 adult bikes in the week. (2 points)
Answer:
No, because the bike order does not meet the restrictions of 4c + 6a ≤ 120 and 4c + 4a ≤ 100
Step-by-step explanation:
4c + 6a < = 120 ...4(20) + 6(6) = 116 ← correct
4c + 4a < = 100....4(20) + 4(6) = 104 ←incorrect
Hope this helpsʕ•ᴥ•ʔ
given the following list of tips (in dollars) earned in the last hour by waiters in a japanese restaurant, find the median. 30,17,47,47,26,17,36,31,21,17
The median of the data set given for the tips (in dollars) earned in the last hour by waiters in a Japanese restaurant is determined as: 28.
What is the Median of a Data?]The median of any given data set is the data value that lies at the center of the data set when ordered.
Given the data set, 30,17,47,47,26,17,36,31,21,17, order the data set from the least to the greatest:
17, 17, 17, 21, 26, 30, 31, 36, 47, 47
The center or middle of the data set is 28.
Thus, the median of the data set given for the tips (in dollars) earned in the last hour by waiters in a Japanese restaurant is determined as: 28.
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Is it possible to write an equation for such a parabola in the form f(x)=(x-a)(x-b).
Yes. Parabola is possible to write an equation in the form f(x) = (x-a)(x-b)
Parabola is a symmetrical open plane curve formed by the intersection of a cone with a plane parallel to its side. The path of a projectile under the influence of gravity follows a curve of this shape.
A parabola can be described in the form of a general equation
\(y=ax^{2} +bx+c\), with a, b, c is integers.
The form f(x)=(x-a)(x-b) can be made in other forms :
\(y=(x-a)(x-b)\)
\(y=x^{2} -bx-ax+ab\)
\(y=x^{2} -(b+a)x+ab\)
That form of the equation is the same as : \(y=ax^{2} +bx+c\)
With :
a = 1
b = -(b+a)
c = ac
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The formula for determining profit is P = R minus C. Which is the equivalent equation solved for R?
P + C = R
P minus C = R
P C = R
StartFraction P Over C EndFraction = R
Step-by-step explanation:
P = R - C
to get R alone on one side I need to add C on both sides, and we get
P + C = R
Which fraction is equivalent to 5/20?
Plz hurry! I will give 20pts but don’t guess
Answer:
the first answer choice 4/16.
4 x + 6 < − 6...............................................................
Answer:
x < - 3
Step-by-step explanation:
Given
4x + 6 < - 6 ( subtract 6 from both sides )
4x < - 12 ( divide both sides by 4 )
x < - 3
What is the area of a circle with a diameter of 6 cm? A .6 π cm 2 B. 9 π cm 2 C. 12 π cm 2
Answer:
9π
Step-by-step explanation:
6÷2=3 to find the radius
3^2=9 to find the area
so it's B. 9π because u times it by π
Area = πr² where r represents the radius of the circle
Since we're given the diameter, we divide by 2 to find the radius.
Remember, the radius is just the straight line from the center of a circle to its circumference of (perimeter).
So our radius is 6/2 or 3 cm
Since we're given that the radius of our circle is 3,
we have π(3 cm)² or π(9 cm²) which is written as 9π cm².
identify financial and non-financial (i.e., ESG) risks and apply
risk management techniques to manage those risks in the
organisation JB HI FI (800 words).
JB Hi Fi is an Australian electronics retailer with over 250 stores in Australia and New Zealand. The company faces a number of financial and non-financial risks.
Financial risks
Economic downturn: A recession or other economic downturn could lead to a decline in consumer spending, which would hurt JB Hi Fi's sales.Competition: JB Hi Fi faces competition from a number of other retailers, including Harvey Norman, The Good Guys, and Officeworks.Supply chain disruptions: Disruptions to JB Hi Fi's supply chain could lead to shortages of inventory, which would hurt sales.Currency fluctuations: Fluctuations in the Australian dollar could affect JB Hi Fi's costs, which could hurt profitability.Non-financial risks
Environmental risks: JB Hi Fi's operations generate waste and pollution, which could harm the environment.Social risks: JB Hi Fi's operations could have a negative impact on the communities in which it operates.Governance risks: JB Hi Fi could be exposed to risks related to its corporate governance practices, such as corruption or fraud.JB Hi Fi can manage these risks by implementing a number of risk management techniques.
Risk identification: The first step is to identify the risks that the company faces. This can be done by conducting a risk assessment, which involves identifying potential risks, assessing their likelihood and impact, and prioritizing them.Risk mitigation: Once the risks have been identified, they can be mitigated by taking steps to reduce their likelihood or impact. This could involve implementing controls, such as security measures to protect against fraud, or by developing contingency plans to deal with unexpected events.Risk monitoring: It is important to monitor the risks on an ongoing basis to ensure that they are still being managed effectively. This could involve reviewing the risk assessment on a regular basis and making changes as needed.By implementing these risk management techniques, JB Hi Fi can reduce its exposure to financial and non-financial risks and improve its chances of long-term success.
In addition to the above, JB Hi Fi can also take steps to improve its ESG performance. This could include:
Reducing its environmental impact by using more sustainable materials and practices.Investing in social programs that benefit the communities in which it operates.Promoting good corporate governance practices.By improving its ESG performance, JB Hi Fi can attract more customers and investors, and build a more sustainable business.
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ughhhh 5x+6 x=3
im over this
please help asap!!!!
Answer:
$192
Step-by-step explanation:
8 x 12 = 96
2.00 x 96 = 192
Evaluate the following expression
Answer:
6
Step-by-step explanation:
Order of Operations: BPEMDAS
Step 1: Write out expression
[9 × (10 - 2)] ÷ [2 + (5 × 2)]
Step 2: Bracket Parenthesis
[9 × 8] ÷ [2 + 10]
Step 3: Brackets
72 ÷ 12
Step 4: Divide
6
Help me on this please
Answer:
A. x1/15
Step-by-step explanation:
Answer:
It would be \(x^{\frac{8}{15}}\) or D
Hope this helps
what is half x 3a or 1/2 x 3a
Answer:
the answer is
3a/2
Step-by-step explanation:
1/2 × 3a = 3a/2
Step-by-step explanation:
1/2 times 3a=3a/2
hence one and a half a, or 1 and 1/2a
Consider the following scenario to understand the relationship between marginal and average values. Suppose Lorenzo is a professional b. player, and his game log for free throws can be summarized in the following table.
The missing points from the Column is:
Game Free-Throw Percentage: 60 20 60 80
Average Free-Throw Percentage: 70 60 55 56.67
Game Game Total Game Average
Result Free-Throw Free-Throw
Percentage Percentage
1 8/10 8/10 80 80
2 6/10 14/20 60 70
3 1/5 15/25 20 60
4 3/5 18/30 60 55
5 8/10 26/40 80 56.67
In the "Total" column, we keep track of the cumulative number of successful free throws out of the total attempts.In the "Game Free-Throw Percentage" column, we calculate the percentage of successful free throws made in each game.In the "Average Free-Throw Percentage" column, we calculate the average free-throw percentage up to that game by dividing the cumulative successful free throws by the cumulative total attempts and multiplying by 100.Learn more about Cumulative Frequency here:
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The question attached here seems to be incomplete, the complete question is
Fill in the columns with Dmitri's free-throw percentage for each game and his overall free-throw average after each game.
Game Game Result Total Game Free-Throw Percentage Average Free-Throw Percentage
1 8/10 8/10 80 80
2 6/10 14/20
3 1/5 15/25
4 3/5 18/30
5 8/10 26/40
What is the slope of an absolute value function?
Its slope is m = 1 on the right side of the vertex, and m = - 1 on the left side of the vertex.
Absolute Value Function:
An absolute value function is a function that contains an algebraic expression within the absolute value sign. Remember that the absolute value of a number is its distance from 0 on the number line. To graph the absolute value function, select some values of x and find some ordered pairs.
In mathematics, the absolute value or modulus of the real number x, represented as.
|x| is the non-negative value of x, regardless of sign.
x is positive and |xI =-x}. For example, the absolute value of 3 is 3, and the absolute value of -3 is also 3. The absolute value of a number can be thought of as the distance from zero.
Generalizations of the absolute value of real numbers are made in a variety of mathematical contexts. For example, absolute value is also defined for complex numbers, quaternions, ordinal rings, fields, and vector spaces. Absolute value is closely related to the concepts of magnitude, distance, and norm in various mathematical and physical contexts.
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Adam has 312pounds of ground beef.
How many burgers can he make if each burger requires 14 pound?
PLS HELP NOWWWW
Answer:
14 or 0.14
Step-by-step explanation:
3 1/2 ÷ 1/4
1/4 = 25
3 1/2 ÷ 25 = 0.14 or 14
This is correct answer can you mark me brainliest
Is 4 a solution to the compound inequality “x > 0 AND x < 7”
Answer:
Yes
Step-by-step explanation:
4 is greater than 0, and 4 is less than 7
Answer:
yes
Step-by-step explanation:
x is greater than 0 and also less than 7 in this case.
(hi again furydrill! i just answered one of your questions a minute ago!)