Answer:
14,850 ways
Step-by-step explanation:
Since the order does not matter, the number of possible committees is given by the product of the combination of picking 2 out of 10 faculty members and the combination of picking 4 out of 11 students:
\(n= \frac{10!}{(10-2)!2!}* \frac{11!}{(11-4)!4!}\\n=\frac{10*9}{2}*\frac{11*10*9*8}{4*3*2*1}\\n=14,850\)
The committee can be formed in 14,850 ways
If year boys built 3/14of an igloo and year 3 girl have built 3/7of the same igloo.How much have they built in all?How much is left? Show your working out?
Answer:
year boy built an igloo =3/4
year3 girl built same igloo=3/7
To find out all together how much have built =3/4+3/7
if we take alceam
4×7=28
in fraction down we need to make 28
so 3/4 we multiply by 7 and 3/7we multiply by 4
3×7/4×7+3×4/7×4=21/28+12/28=21+12/28
33/28
to find out we divide fraction we will know what left .
1,5/28
5is left.
A , B , C , D ??????????????????????
Answer:
3 2/3 cups
Step-by-step explanation:
1 1/3 for one recipe.
2/3 cups for the second recipe.
1 2/3 for the third recipe.
Add all of the amount of cups used to get the total amount of sugar used.
1 1/3 + 2/3 + 1 2/3 = 3 2/3
She used 3 2/3 cups of sugar in all.
hope this helps!! p.s. i really need brainliest :)
If the Brazoria County Fair had a weekend revenue of $12,000, how many dollars did the vendor fees being in?
A Rhombus is labeled ABCD if the slope of AD is 2/3 what is the slope of BC
Answer:2/3 i believe
Step-by-step explanation:
In a rhombus the parallel sides have the same slope so BC should have the same slope as AD.
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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∠VTW≅∠UTW and ∠U≅∠V. Complete the proof that
VW
≅
UW
.
T
U
V
W
Answer: did you make that up ??
Step-by-step explanation:
Answer:
A. Alternate interior
B. Transitive property
C. Converse alternate interior angles theorem.
Marguerite sailed 4 hours on Saturday and 3 hours on Sunday. Each day, she sailed at a rate of 11 miles per hour. Which statements are true?
Answer:
Marguerite sailed 4 hours on Saturday and 3 hours on Sunday.
Step-by-step explanation:
Answer:
❌She sailed for 4 hours.
✅She sailed for 7 hours.
❌She sailed 44 miles in all.
✅ She sailed 77 miles in all.
Your Welcome!!!
Multiply.
−2x(6x4−7x2+x−5)
Express the answer in standard form.
Enter your answer in the box.
Answer:
-2x(6x⁴ - 7x² + x - 5)
= -12x⁵ + 14x³ - 2x² + 10x
Answer:
See screenshot
Step-by-step explanation:
A triangle has sides with the measures of 11m, 11m, and 25m. State if this is a triangle or not.
yes or no
Answer:
no
Step-by-step explanation:
11+11<25
The sum of 11 and 11 is less than 25 and therefore, this triangle is not possible.
a claim that two situations are similar, based on minor similarities between two cases when there are major differences being ignored is a _____.
The claim that two situations are similar, despite major differences being ignored and only minor similarities being emphasized, is a fallacy known as false analogy.
False analogy is a logical fallacy that occurs when two situations are compared based on minor similarities while ignoring significant differences. It involves drawing an invalid or weak comparison between two unrelated or dissimilar things. In this fallacy, the person making the claim assumes that because two situations share some superficial similarities, they must be similar in all aspects. However, this overlooks the fundamental differences that make the situations distinct.
For example, if someone argues that banning the use of plastic bags in a city is similar to banning the use of cars, based solely on the fact that both involve restricting a common item, they would be committing a false analogy. While there may be minor similarities between the two situations, such as the concept of imposing restrictions, there are major differences in terms of environmental impact, necessity, and alternatives. Ignoring these significant differences leads to an invalid comparison and can result in flawed reasoning.
In conclusion, false analogy occurs when two situations are deemed similar based on minor similarities while disregarding major differences. It is essential to carefully evaluate the relevant factors and understand the nuances of each situation before drawing comparisons to ensure logical and valid arguments.
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What is the value of (ΣX)2 for the scores 1, 5, 2?(PLEASE EXPLAIN)10163064
The value of (ΣX)² for the scores 1, 5, 2 is:
64
It is the representation of the sum of infinite or many values. And it is represented by the following symbol:
∑xi
The value of (ΣX)² for the scores 1, 5, 2 can be found by first finding the summation of the scores and then squaring the result.
Steps to follow:
Step 1: Find the summation of the scores.
ΣX = 1 + 5 + 2 = 8
Step 2: Square the summation.
(ΣX)² = 82 = 64
Therefore, the value of (ΣX)² for the scores 1, 5, 2 is 64.
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. Four times the sum of 3 and a number is 16. Find the
number.
PLEASE A I NEED IT
Answer:
x=1
Step-by-step explanation:
it is
What’s the distance between the points that’s given on the graph?
The distance between two points:
\( \large \boxed{ \sqrt{(x_2 - x_1)^{2} + {(y_2 - y_1)}^{2} } }\)
From the graph, the given points are (-3,1) and (5,-4). Substitute the points in as we get:
\( \large{d = \sqrt{ {( - 3 - 5)}^{2} + {(1 + 4)}^{2} } } \\ \large{d = \sqrt{ { (- 8)}^{2} + {5}^{2} } } \\ \large{d = \sqrt{64 + 25} \longrightarrow \sqrt{89} } \)
Hence the distance between two points is √89.
Answer
√89If you earn $3250 per month and you expect your earnings to increase by 2.2% per year, how much do you think you will be making in 4 years?
Answer: $42546.9 will be the earning in 4 years.
Step-by-step explanation:
The equation for compound interest follows:
\(A=P(1+\frac{r}{100})^n\)
where,
A = total amount
P = Principle amount
r = rate of interest
n = number of years
We are given:
Earnings earned per month = $3250
Earnings earned per year = ($3250 × 12) = $39000
The values become:
\(P=\$39000\\r=2.2\%\\n=4yrs\)
Putting values in above equation, we get:
\(A=39000(1+\frac{2.2}{100})^4\\\\A=\$ 42546.9\)
Hence, $42546.9 will be the earning in 4 years.
during a span of 2 hours , lalia played her video games for 50 minutes . what percentage of time was spent on the game
Total time = 2 hours
Time playing video games = 50 minutes
We have to write an equation:
Total time (2hours) multiplied by the percentage in decimal form (x) must be equal to 50 minutes
Time must be in the same unit ( minutes)
since 60 minutes =1 hour
2 hours = 2 (60) =120 minutes
Back with the equation:
120 x = 50
Solving for x
x = 50/120
x = 0.42
In percentage form:
0.42 x 100 = 42%
PLEASE HELP AND I WILL GIVE U A CHOCOLATE
Answer:
B is the answer
Step-by-step explanation:
(√(1.5³ * 1.5⁷))/1.5²
√ 1.5 ^(3+7) ÷ 1.5²
√1.5^10 ÷ 1.5²
1.5⁵ ÷ 1.5²
1.5^(5-2)
1.5³
Answer:
I think it is c I hope it helps have a good day
I need to be able to do this problem on my calculator T1 83- please instruct
What is the p-value of a right-tailed one-mean hypothesis test, with a test statistic of z0=1.07? (Do not round your answer; compute your answer using a value from the table below.)
z1.01.11.21.31.40.000.8410.8640.8850.9030.9190.010.8440.8670.8870.9050.9210.020.8460.8690.8890.9070.9220.030.8480.8710.8910.9080.9240.040.8510.8730.8930.9100.9250.050.8530.8750.8940.9110.9260.060.8550.8770.8960.9130.9280.070.8580.8790.8980.9150.9290.080.8600.8810.9000.9160.9310.090.8620.8830.9010.9180.932
To find the p-value for a right-tailed one-mean hypothesis test using a TI-83 calculator, you can follow these steps: Determine the test statistic: In this case, the test statistic is given as z₀ = 1.07.
Look up the corresponding cumulative probability (area under the standard normal curve) for the test statistic: In the provided table, find the row corresponding to 1.0 and the column corresponding to the tenths digit of 0.07. In this case, the value is 0.859. Subtract the cumulative probability from 1: 1 - 0.859 = 0.141.
The p-value for the right-tailed one-mean hypothesis test with a test statistic of z₀ = 1.07 is 0.141.
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The branch of statistics that uses sample statistics to estimate a population parameter or test a hypothesis about such a parameter is best referred to as?
The branch of statistics that uses sample statistics to estimate a population parameter or test a hypothesis about such a parameter is best referred to as inferential statistics.
What is inferential statistics?Statistical inference is the method of using data analysis to infer characteristics of a probability distribution. Inferential statistical analysis deduces population properties, for example, by testing hypotheses and generating estimates. The observed data set is assumed to be a sample from a larger population. Inferential statistics is the branch of statistics that uses sample statistics to estimate a population parameter or test a hypothesis about such a parameter.Descriptive statistics is only concerned with the properties of the observed data and does not assume that the data come from a larger population. Inferential statistics differ from descriptive statistics.Therefore, the branch of statistics that uses sample statistics to estimate a population parameter or test a hypothesis about such a parameter is best referred to as inferential statistics.
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if we know the level of confidence (1.98 for 95 percent), variability estimates, and the size of a sample, there is a formula that allows us to determine: a. the costs of the sample. b. the accuracy (sample error) c. the representativeness of the sample. d. p or q.
The level of confidence, variability estimates, and sample size can help determine the accuracy (sample error) and estimate the costs of the sample.
Explanation: The level of confidence (e.g., 95%) indicates the probability that the sample accurately represents the population. It determines the range within which the population parameter is estimated. The variability estimates, such as the standard deviation or variance, provide information about the spread of the data. By combining the level of confidence, variability estimates, and sample size, one can estimate the accuracy or sample error, which represents how closely the sample statistics reflect the population parameters.
Determining the costs of the sample involves factors beyond the provided information, such as data collection methods, analysis procedures, and logistical considerations. The representativeness of the sample depends on the sampling method used and how well it captures the characteristics of the target population.
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Sylva loves eggs(x) and cheese(y). She spends all her
money on these foods. For every five cartons of eggs, Sylva
consumes two cheese bags. What is her utility function.
Sylva's utility function: U(x, y) = k * x * (2/5) * y, where x is the number of cartons of eggs and y is the number of cheese bags consumed.
Sylva's utility function can be represented as U(x, y) = k * x * (2/5) * y, where x is the number of cartons of eggs consumed and y is the number of cheese bags consumed. The ratio 2/5 represents the fact that for every five cartons of eggs, Sylva consumes two cheese bags. The constant k scales the utility function based on Sylva's preferences.
In this utility function, the more eggs and cheese Sylva consumes, the higher her utility. The coefficient 2/5 ensures that the utility gained from cheese bags is proportional to the number of eggs consumed. By multiplying x and y, we account for the quantity of both goods consumed. The constant k adjusts the overall level of utility according to Sylva's individual preferences.
It's important to note that the utility function provided is a simplified representation based on the given information. In reality, individual preferences and utility functions can be more complex and may depend on various factors such as taste, price, and individual satisfaction.
Therefore, Sylva's utility function: U(x, y) = k * x * (2/5) * y, where x is eggs and y is cheese.
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Eric has 54 yards of fencing to use for a flowerbed. Some possible
measurements are shown below. For which flowerbeds does Eric have
enough fencing? Color in all the possible answers.
.
length = 30 yards
area = 300 square yards
B.
length = 20 yards
width = 5 yards
C.
width = 12 yards
perimeter = 48 yards
D.
length = 26 yards
area = 22 square yards
E.
length = 16 yards
width = 14 yards
F.
width = 9 yards
perimeter = 162 yards
Eric will have enough fencing for the following measurements
B. length = 20 yards
width = 5 yards
C. width = 12 yards
perimeter = 48 yards
D. length = 26 yards
area = 22 square yards
How to determine the where Eric has enough fencing materialFor fencing the material Eric has which is 54 yards, is the perimeter of the flower bed
checking for perimeter using the formula
P = 2 * (length + width)
Also solving for other dimensions when area is given the formula is
= length * width
Values less than 54 yards is within Eric's range
A. the width is 300 / 30 = 10 and perimeter = 2 * (30 + 10) = 80 yards
B. P = 2(20 + 5) = 50 yards
C. perimeter is given as 48 yards already
D. width = 22 / 26 = 0.846, P = 2 * (26 + 0.846) = 53.692
E P = 2(16 + 14) = 60 yards
F. P = 162 yards
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the required condition for using an anova procedure on data from several populations is that the group of answer choices selected samples are dependent on each other. sampled populations have equal variances. response variables from samples are all uniform. sampled populations have equal means.
ANOVA is a powerful statistical tool that can be used to compare means across multiple groups. By following these guidelines, researchers can be confident that the ANOVA results are valid and accurate.
The required condition for using an ANOVA procedure on data from several populations is that the selected samples are dependent on each other.
This means that the samples should be related to each other in some way and should not be independent. Additionally, the sampled populations should have equal variances. This is important because ANOVA assumes that the variances of the populations are equal. If the variances are not equal, then the F-test used in ANOVA will not be accurate and may lead to incorrect conclusions.However, it is not necessary for the response variables from samples to be uniform. ANOVA can be used with any type of response variable, whether it is continuous, categorical, or binary. The key is to ensure that the data is properly transformed if necessary to meet the assumptions of the ANOVA model.Finally, it is important that the sampled populations have equal means. This means that the population means should be the same for all groups being compared.If the means are not equal, then the ANOVA procedure may not be appropriate, and alternative methods should be considered.o use ANOVA, it is important to ensure that the selected samples are dependent on each other, that the sampled populations have equal variances, and that the sampled populations have equal means.Know more about the ANOVA
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Give the derivative formula for the function. g(x)=15−8ln(x) g ′
(x)=
The derivative formula for the function g(x) = 15 - 8ln(x) is g'(x) = -8/x.
To find the derivative of g(x), we can use the power rule and the chain rule. The power rule states that the derivative of x^n is n*x^(n-1), and the chain rule allows us to differentiate composite functions.
In this case, g(x) is a combination of a constant function (15) and the natural logarithm function (ln(x)). The derivative of the constant term (15) is 0 since it does not depend on x.
The derivative of the natural logarithm function, ln(x), is 1/x. Therefore, using the chain rule, the derivative of -8ln(x) is -8 * (1/x), which simplifies to -8/x.
Hence, the derivative of g(x) = 15 - 8ln(x) is g'(x) = -8/x.
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what are all the values of c that will make x^2 cx 121 a perfect square ?
Answer:
c = -22, 22
Step-by-step explanation:
\( {(x - 11)}^{2} = {x}^{2} - 22x + 121\)
\( {(x + 11)}^{2} = {x}^{2} + 22x + 121\)
now let me give an intresting question
here there's 3 tapes which can revolve 360°
each has similar features
and there's 4 possibility 2,4,6,0
and each number has a code A,B,C,D respectively
if D+C= A+B
and each calcution like this make a movement of 90°
but, if it is the lowest lowest number in the calculation, it only make a turn of 45°
what'd be the position if the tape
adds
A+D
3 times same digit to calculate
(note) position in degrees
(the person who'd give the correct answer will regarded as some of the most brightest young mind world has right now.)
To solve this problem, we need to first assign each tape a starting position of 0 degrees. Then, we can use the given codes to determine the movements of each tape. The position of the tape will be at 135° after performing A+D three times.
Let's start with the first calculation, A+D. If we add the codes for tape A and tape D (which are 2 and 0 respectively), we get 2+0=2. Since this is the lowest number in the calculation, the tape will only make a turn of 45 degrees. Therefore, tape A will move to the 45 degree position. Tape D will also move to the 45 degree position since it is part of the calculation.
For the second calculation, we need to add A+D again. This time, the result will be 2+0=2. However, tape A is already in the 45 degree position, so it will not move. Tape D will also stay in the 45 degree position.
Finally, for the third calculation, we need to add A+D one more time. The result will again be 2+0=2. Since tape A and tape D are already in the 45 degree position, they will not move.
Therefore, the final positions of the tapes are:
Tape A: 45 degrees
Tape B: 0 degrees
Tape C: 0 degrees
Tape D: 45 degrees
This solution may not be the only correct one, as there may be multiple interpretations of the given information.
To solve this problem, let's break down the information given:
1. There are 3 tapes that can revolve 360°, each with similar features.
2. There are 4 possibilities for numbers: 2 (A), 4 (B), 6 (C), and 0 (D).
3. If D+C = A+B, each calculation makes a movement of 90°. However, if it's the lowest number in the calculation, it makes a turn of 45°.
4. We need to find the position in degrees if the tape adds A+D three times.
First, let's determine the value of A+D, which is 2+0 = 2.
Now, we have to calculate the angle change when adding A+D three times. Since 2 is the lowest number in the given set, each addition will result in a 45° turn.
So, after three additions of A+D:
45° (1st addition) + 45° (2nd addition) + 45° (3rd addition) = 135°
The position of the tape will be at 135° after performing A+D three times.
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What's the product of 72 and 56
Answer: 4032
Step-by-step explanation:
72x56=4032
Answer:
The product of 72 and 56 is 4,032.
Step-by-step explanation:
"Product" means multiplication, so you need to multiply 72 by 56. I'm soo sorry if that's wrong :(
2) Which pair of triangles is congruent by Side - Angle - Side?
Answer: The triangles in set 3 are congruent by side angle side.
Step-by-step explanation:
The markers along the base indicate that the bottom of both triangles are congruent
The squares tell us that both triangles have 90 degree angles
The triangles share a side which means that a second side is congruent
For the new year, the instructor is thinking of changing his rates. The equation of the possible new rates is represented in the graph. What is the y-intercept of the instructor's new rates?
Answer:(0,8) or 8
I hope this is good enough:
Answer:
(0,8)
Step-by-step explanation:
In a sale, the price of a book is reduced by 25%.
The price of the book in the sale is £12
Work out the original price of the book
Question: In a sale, the price of a book is reduced by 25%. The price of the book in the sale is £12. Work out the original price of the book
Answer: £16
Step-by-step explanation:
To determine the original price of the book, we can use the fact that the sale price is 75% (100% - 25%) of the original price. Let's denote the original price as x.
75% of x = £12
To solve for x, we can set up the equation:
0.75x = £12
To isolate x, we divide both sides of the equation by 0.75:
x = £12 / 0.75
x = £16
Therefore, the original price of the book was £16.
Please help!! Thanks
Answer:
the x-intercept is 3 and the y-intercept is -4
Step-by-step explanation:
Answer:
x-intercept: (3,0)
y-intercept: (0,-4)