Answer:
Transposing a number is a type of error where two digits swap position in the sequence. An example would be to enter 13 instead of the desired 31. It could also be the error of dropping a needed zero as in writing 15 instead of the desired 150.
Step-by-step explanation:
Unless by "number" you mean musical score. Then transposing is rewriting the score in a new key.
I don’t get this question
Answer:
The equation of the line is y = 4.
Step-by-step explanation:
It looks like they are asking for the equation of the bold line.
What’s the answer for r
Answer:
can you show a picture :)
The table below represents a frequency distribution for the age (in years) of employees at a particular company.
Age (in years) Frequency
23-29
25
30-36
41
37-43
37
Use the table to answer the following questions.
Your answers should be exact numerical values
The class width used for the frequency distribution is
The class midpoint for the class 23-29 is
The class midpoint for the class 30-36 is
The class midpoint for the class 37-43 is
Check
The class width used for the frequency distribution is 6.
The class midpoint for the class 23-29 is 26.
The class midpoint for the class 30-36 is 33.
The class midpoint for the class 37-43 is 40.
To find the class width of the frequency distribution, we need to determine the range of each age class. The range is the difference between the upper and lower boundaries of each class. Looking at the table, we can see that the class boundaries are as follows:
23-29
30-36
37-43
For the class 23-29, the lower boundary is 23 and the upper boundary is 29. To find the class width, we subtract the lower boundary from the upper boundary:
Class width = 29 - 23 = 6
So, the class width for the frequency distribution is 6.
To find the class midpoint for each class, we take the average of the lower and upper boundaries of each class.
For the class 23-29:
Class midpoint = (23 + 29) / 2 = 52 / 2 = 26
For the class 30-36:
Class midpoint = (30 + 36) / 2 = 66 / 2 = 33
For the class 37-43:
Class midpoint = (37 + 43) / 2 = 80 / 2 = 40
So, the class midpoint for the class 23-29 is 26, for the class 30-36 is 33, and for the class 37-43 is 40.
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What are the solutions to the system of equations? {y=2x2−8x+5y=x−2 (3.5, 0.5) and (1, −1) (7, 5) and (0.5, −1.5) (3.5, 1.5) and (1, −1) (3.5, 1.5) and (−1, −3)
Answer:
\((1,-1)\) and \((3.5,1.5)\)
Step-by-step explanation:
Given
\(y = 2x^2 - 8x+5\)
\(y = x - 2\)
Required
Determine the solution
Substitute x - 2 for y in \(y = 2x^2 - 8x+5\)
\(x - 2 = 2x^2 - 8x+5\)
Collect like terms
\(0 = 2x^2 - 8x - x + 5 + 2\)
\(0 = 2x^2 - 9x + 7\)
Expand the expression
\(0 = 2x^2 - 7x - 2x+ 7\)
Factorize
\(0 = x(2x - 7) -1(2x - 7)\)
\(0 = (x-1)(2x - 7)\)
Split the expression
\(x - 1 = 0\) or \(2x - 7 = 0\)
Solve for x in both cases
\(x = 1\) or \(2x = 7\)
\(x = 1\) or \(2x/2 = 7/2\)
\(x = 1\) or \(x = 3.5\)
Recall that
\(y = x - 2\)
When \(x = 1\)
\(y = 1 -2\)
\(y = -1\)
When \(x = 3.5\)
\(y = 3.5 - 2\)
\(y = 1.5\)
Hence, the solution is;
\((1,-1)\) and \((3.5,1.5)\)
pls help
2 cm 2 cm (1.7 cm 3 cm 2 cm Find the surface area of the triangular prism. square centimeters
Answer:
The answer is 21.4
Step-by-step explanation:
\(area = 3(2 \times 3) + 2 ( \frac{1}{2} \times 2 \times 1.7) \\ = 18 + 3.4 \\ = 21.4\)
Answer:
surface area = 21.4 cm^2
Step-by-step explanation:
both ends = 2x1.7x0.5x2 = 3.4
3 sides = 2x3x3 = 18
18 + 3.4 = 21.4 cm^2
A cube shaped block of ice has a mass of 59 kg. The density of ice is 917 kg per cubic meter. The mass of an object is the product of its density and its volume. Write a cubic function to model the mass of a block of ice in terms of its edge length x (in meters).
Using the density formula, the cubic function that models the mass of of a block of ice in terms of its edge length x is:
m = 917x³.
Using the function, the edge length of the block of ice is of 0.4 m.
What is the formula for the density of an object?The density of an object is given by the mass of the object divided by it's volume, as follows:
d = m/v.
Hence the mass of the object is given by the following equation:
m = dv.
For this problem, we have that:
The density of ice is 917 kg per cubic meter, hence d = 917.The block of ice has a cubic format, meaning that v = x³, in which x is the edge length.Hence the cubic function that models the mass of of a block of ice in terms of its edge length x is:
m = 917x³.
Considering the mass of the block of ice, the length is found as follows:
59 = 917x³
x = cubic root(59/917) -> (59/917)^(1/3) in any calculator
x = 0.4 m.
Using the function, the edge length of the block of ice is of 0.4 m.
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Find the probability of no successes in six trials of a binomial experiment in which the probability of success is 30%.
Answer: 0.02655
Step-by-step explanation:
Explanation: The formula for finding the probability of no successes in a binomial experiment is given by (1 - p)^n, where p is the probability of success in a single trial and n is the number of trials. In this case, p = 0.30 and n = 6. So, the probability of no successes is (1 - 0.30)^6 = 0.02655.
Find the value of x when 5 - x = 12x + 4
Answer:
5-4=12x+x
1=13x
1/13=×
Drew wants to buy sports equipment that costs $140. The sales tax is 8%. What is the total cost of the equipment with the tax?
Answer: $151.20
Step-by-step explanation: 8 percent of 140. Add this number to 140.
\(\frac{x}{140} = \frac{8}{100}\)
100x=112
x=11.2
The NEC permits 20% of the cross sectional area in a wireway to be occupied by conductors.for an 8"×8"×6' long wireway the conductors can occupy. In squared?
Answer:
Step-by-step explanation:
Sjaoa
The required cross-sectional area in a wireway is 12.8 In squared.
What is the percentage?The percentage is defined as a ratio expressed as a fraction of 100.
What are Arithmetic operations?Arithmetic operations can also be specified by subtracting, dividing, and multiplying built-in functions.
+ Addition operation: Adds values on either side of the operator.
For example 4 + 2 = 6
- Subtraction operation: Subtracts the right-hand operand from the left-hand operand.
for example 4 -2 = 2
We have been given an 8"×8"×6' long wireway the conductors can occupy.
Since the NEC permits 20% of the cross-sectional area in a wireway to be occupied by conductors
So the required cross-sectional area in a wireway is
⇒ 20 % of ( 8"×8" )
⇒ 0.20 × (64 )
⇒ 12.8 In squared
Thus, the required cross-sectional area in a wireway is 12.8 In squared.
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4 - (2x - 3) ≈ 3 what is the value of x
Answer: \(7-2x\)
Step-by-step explanation:
we have two coins; one is fair (f) and the other one is biased (b). we do not know which is which. for the biased coin, the probability of observing heads (h) is 0.6 and the probability of observing tails is 0.4. now, consider the following experiment:
The probability of observing heads (h) when tossing both coins simultaneously is 0.55.
We can use the Law of Total Probability to calculate the probability of observing heads (h) when we toss both coins simultaneously. The Law of Total Probability states that the probability of an event (h) is equal to the sum of the probabilities of the mutually exclusive events (fair coin and biased coin) multiplied by their respective probabilities of observing heads (h). Therefore, the probability of observing heads (h) when tossing both coins simultaneously is given by:
P(h) = P(h|f) * P(f) + P(h|b) * P(b)
= 0.5 * 0.5 + 0.6 * 0.5
= 0.55
Therefore, the probability of observing heads (h) when tossing both coins simultaneously is 0.55.
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Help me please I really need help
Answer:
it doesn't because it's not a set of ordered pairs
Please explain how to do this?
26x+27x+55-10=5x+27
Answer:
x = -3/8
Step-by-step explanation:
26x+27x+55-10=5x+27
- Collect all like terms.
53x + 45 = 5x + 27
- Subtract 5x from both sides.
48x + 45 = 27
- Subtract 45 from both sides.
48x = -18
- Divide both sides by 48 to isolate the variable.
x = -3/8
The measure of an angle is 2°. What is the measure of its complementary angle?
Answer:
88°
Step-by-step explanation:
Complementary angles have a sum of 90°, just do 90 - 2 and there's your answer.
Draw the net and calculate the surface area .
Hello!
surface area
= 2(4 x 2) + 2(12 x 4) + 2(12 x 2)
= 160cm²
1. Select all the letters below that have a line of symmetry?
A. M
B. V
C. L
D. G
E. D
Answer:
A,M,V
Step-by-step explanation:
Which line segments have a positive slope PLS FAST!! THANKS!!
ab-c/d has a value of 24. write the values if :-
1- a, b, c, d are all positive.
2- a, b, c, d are all negative.
3- a, b, c, d are mixed of negative and positive.
WRITE ANSWERS FOR 1, 2 AND 3
The values of ab, b - c, and c/d are 6, -1, and 4 respectively when a = 2, b = 3, c = 4 and d = 1.Using BODMAS rule, we can simplify the given expression.ab - c/d = 24
Given ab-c/d has a value of 24.Now, we have to find the value ofab, b - c, and c/d.Multiplying d on both sides, we getd(ab - c/d) = 24dab - c = 24d...(1)Now, we can find the value of ab, b - c, and c/d by substituting different values of a, b, c and d.Value of ab when a = 2, b = 3, c = 4 and d = 1ab = a * b = 2 * 3 = 6.
Value of b - c when a = 2, b = 3, c = 4 and d = 1b - c = 3 - 4 = -1Value of c/d when a = 2, b = 3, c = 4 and d = 1c/d = 4/1 = 4Putting these values in equation (1), we get6d - 4 = 24dSimplifying, we get-18d = -4d = 2/9
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List all the subsets of the given set.
{e, n, t}
The subsets of the set {e, n, t} are given as follows:
{{}, {e}, {n}, {t}, {e,n}, {e,t}, {n,t}, {e,n,t}}.
How to obtain the number of subsets in a set?Considering a set with n elements, the number of subsets in the set is the nth power of 2, that is:
\(2^n\)
The set for this problem is given as follows:
{e, n, t}
The cardinality is given as follows:
n = 3.
Hence the number of subsets is given as follows:
2³ = 8.
The subsets are given as follows:
{{}, {e}, {n}, {t}, {e,n}, {e,t}, {n,t}, {e,n,t}}.
In which {} is the empty set.
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for what values of m does the graph of y 3x2 7x m have two x intercepts
The graph has a minimum point and is a parabola. Therefore, change the minimal value in the formula y = 3x2 + 7x + m. The value at the minimum point must be smaller than zero because the graph has two x-intercepts. The minimum point of the graph, which is a parabola, lies at x=-b/2a = -7/6.
What is Graph?
In mathematics, a graph is a visual representation or diagram that shows facts or values in an ordered way. The relationships between two or more items are frequently represented by the points on a graph.
The graph has a minimum point and is a parabola.
Therefore, change the minimal value in the formula y = 3x^2 + 7x + m.
The value at the minimum point must be smaller than zero because the graph has two x-intercepts.
The graph is a parabola, with x=-b/2a = -7/6 as the minimum.
3(49/36) – 49/6 + m < 0
49/12 – 49/6 + m < 0
(49-98)/12 + m < 0
-49/12 + m < 0
m < 49/12
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graph the line with slope -3/4 passing through the point (2,-1)
Answer:
Step-by-step explanation:
Slope of the line:
\(m = \frac{y-y1}{x-x1} \\\)
Given:
slope = -3/4
point (x1,y1) = (2, -1)
Substitute and solve
\(m = \frac{y-y1}{x-x1} \\-\frac{3}{4} = \frac{y-(-1))}{x-2} \\-3(x-2) = 4(y+1)\\-3x + 6 = 4y + 4 \\Transpose\\4y = -3x + 6 - 4\\4y = -3x + 2 \\y = -3/4x + 2/4\\y = -3/4x + 1/2\\OR\\4y +3x - 2 = 0\)
1/2 is the y-intercept
(0,1/2)
Since we have 2 points already, we can then graph the line.
(2, -1) and (0, 1/2)
− 5/6 e − 2/3 e = −24 e = ?
Each 12 centimeter on a map represents an actual length of 18 of a meter. What length on the map represents 1 meter? Responses 116 centimeter 1 over 16, centimeter 58 centimeters 5 eighths, centimeters 2 centimeters 2 centimeters 4 centimeters 4 centimeters
The length οn the map that represents 1 meter in real is 2/3 centimetres.
What is ratiο?When twο numbers are cοmpared, the ratiο between them shοws hοw οften the first number cοntains the secοnd. As an illustratiοn, the ratiο οf οranges tο lemοns in a dish οf fruit is 8:6 if there are 8 οranges and 6 lemοns present.
Given that Each 12 centimetre οn a map represents an actual length οf 18 οf a meter. Therefοre, the ratiο can be written as,
=>Length οn Map / Actual Length = (12) centimetres / (18) meters
=>Length οn Map / Actual Length = 2/3 centimetres per meters
Nοw, the length οn the map that represents 1 meter in real is,
=>Length οn Map / Actual Length = 2/3 centimetres per meters
=> Length οn Map / 1 meter = (2/3) centimetres / 1 meters
=>Length οn Map = 2/3 centimetres
Hence the length οn the map that represents 1 meter in real is 2/3 centimetres.
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How to find the domain and range of numbers
Answer:
m a g i c t h a t ' s h o w
A 799.99 television is selling for 13% off. Find the final price of the television if the sales tax is 6%
Brainliest if correct What kind of coin is coin B And coin C
Answer:
coin B
Better Date 2000 American Silver Eagle 1 Troy Oz .999 Fine Silver BU Unc
Coin C
1923 United Kingdom Great Britain GEORGE V Silver Florin 2 Shillings Coin i63027
you can get those coins from ebay
Use the histogram to answer the following questions.
Frequency
The frequency of the class 90-93 is
The frequency of the class 94-97 is
This means that a total of
5.5
5
4.5
Your answers should be exact numerical values.
The frequency of the class 86-89 is
86
94
90
Duration of Dormancy (minutes)
dormancy periods were recorded.
The parameters that are needed to calculate a probability are listed as follows:
Number of desired outcomes in the context of a problem or experiment.Number of total outcomes in the context of a problem or experiment.Then the probability is calculated as the division of the number of desired outcomes by the number of total outcomes, hence it is the same as a relative frequency.
The total number of periods is given as follows:
5 + 6 + 4 = 15.
The frequency of each class is given as follows:
86 - 89: 5/15 = 1/3.90 - 93: 6/15 = 2/5.94 - 97: 4/15.Learn more about the concept of probability at https://brainly.com/question/24756209
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Is (49,13),(61,36),(10,27),(76,52),(23,52) a function
Answer:
No
Step-by-step explanation:
To determine whether the given set of ordered pairs {(49,13),(61,36),(10,27),(76,52),(23,52)} represents a function, check if each x-value is associated with a unique y-value.
Check the x-values in the set: 49, 61, 10, 76, and 23. There are no repeated x-values. Still need to check if each x-value has a unique corresponding y-value.
Check the y-values: 13, 36, 27, 52, and 52. There is one repeated y-value, 52, for the pairs (76, 52) and (23, 52).
Conclusion: the y-value 52 is associated with 2 different x-values, therefore the given set of ordered pairs does not represent a function.
Find the intervals where the function is increasing and decreasing for the following functions. Using the first derivative test, state which critical value will give you your relative maximum/minimum. You DO NOT have to solve for relative max/min, just the value of c that would give me the min/max based off of the first derivative test.
f(x) = x^3 - 6x^2 + 12x the function is increasing for x < -2, increasing for x > 4 and decreasing for -2 < x < 4. The critical value that will give you a relative maximum is x = 4. The critical value that will give you a relative minimum is x = -2.
The derivative of the given function is f'(x) = 3x^2 - 12x + 12. Setting this equal to 0 gives us x = 0 and x = 4. By the first derivative test, we can determine that the function is increasing for x < -2, increasing for x > 4 and decreasing for -2 < x < 4. Therefore, the critical value that will give us a relative maximum is x = 4 and the critical value that will give us a relative minimum is x = -2. This can be verified by finding the second derivative of the function, which is f''(x) = 6x -12. Setting this equal to 0 gives us x = 2, which is between the two critical values. Since the second derivative is negative for x < 2, the critical value at x = -2 will give us a relative minimum and since it is positive for x > 2, the critical value at x = 4 will give us a relative maximum.
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