Answer:
1.8%
Step-by-step explanation:
2.86-2.81 = .05 (find the difference between the two numbers)
2.81 / .05= .017 (divide the original number)
Multiply 100 to get a percentage
1.8% (rounding to the nearest tenth)
Some of the following integers are prime. Compute the sum of the prime integers in the list. (a) 197 (b) 497 (c) 1111 (d) 2111 (e) 2643 (f) 3599
The sum of the prime integers in the list is 10158.
What are Prime Numbers ?The numbers that are divisible by 1 or itself is called a Prime Number.
The sum of two prime numbers is not a prime number
The given prime numbers are
197 , 497, 1111 ,2111 , 2643 , 3599
=197+ 497+1111+2111+2643+3599
= 10158
The sum of the prime integers in the list is 10158.
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Jeremiah created a game where he flips a fair coin 3 times. Jeremiah wins the game if he flips heads at least 2 times. What are all the possible outcomes to win, based on the first two flips? What is the probability of winning, based on the first two flips? Move words and fractions to the table to answer the questions.
The Probability of winning based on the first two flips is:P(win) = P(X = 2) + P(X = 1) = 1/4 + 1/2 = 3/4The probability of winning is 3/4.
Jeremiah created a game where he flips a fair coin 3 times. Jeremiah wins the game if he flips heads at least 2 times. What are all the possible outcomes to win, based on the first two flips
The possible outcomes to win the game, based on the first two flips, are:
Head, Head (HH)Head, Tail (HT)Tail, Head (TH)The only possible outcome that does not lead to a win is Tail, Tail (TT).
What is the probability of winning, based on the first two flips
The probability of winning, based on the first two flips, can be calculated using the binomial distribution formula:P(X = k) = nCk * pk * (1-p)n-k
Where :n = 2 (since we are considering the first two flips)k = 2 or 1 (since we need at least 2 heads to win)P(head) = p = 1/2P(tail) = 1 - p = 1/2
Substituting the values in the formula:
P(X = 2) = 2C2 * (1/2)2 * (1/2)0 = 1 * 1/4 * 1 = 1/4P(X = 1) = 2C1 * (1/2)1 * (1/2)1 = 2 * 1/2 * 1/2 = 1/2
Therefore, the probability of winning based on the first two flips is:P(win) = P(X = 2) + P(X = 1) = 1/4 + 1/2 = 3/4The probability of winning is 3/4.
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TRUE/FALSE. post-implementation evaluation primarily is concerned with assessing the quality of a new system.
True. Post-implementation evaluation refers to the process of evaluating the performance and effectiveness of a new system after it has been implemented.
It involves assessing the extent to which the system meets the intended objectives, as well as its overall quality and impact on the organization. The evaluation can be carried out through various methods such as user feedback, performance metrics, and system testing.
Therefore, post-implementation evaluation is primarily concerned with assessing the quality of a new system and its ability to deliver the expected benefits to the organization.
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Choose the system of equations which matches the following graph.
A. 3x-6y=12
9x-18y=36
B. 3x+6y=12
9x+18y=36
The system of equations that matches the given graph is:
A. 3x - 6y = 12
9x - 18y = 36
To determine which system of equations matches a given graph, we need to analyze the slope and intercepts of the lines in the graph.
Looking at the options provided:
A. 3x - 6y = 12
9x - 18y = 36
B. 3x + 6y = 12
9x + 18y = 36
Let's analyze the equations in each option:
For option A:
The first equation, 3x - 6y = 12, can be rearranged to slope-intercept form: y = (1/2)x - 2.
The second equation, 9x - 18y = 36, can be simplified to 3x - 6y = 12, which is the same as the first equation.
In option A, both equations represent the same line, as they are equivalent. Therefore, option A does not match the given graph.
For option B:
The first equation, 3x + 6y = 12, can be rearranged to slope-intercept form: y = (-1/2)x + 2.
The second equation, 9x + 18y = 36, can be simplified to 3x + 6y = 12, which is the same as the first equation.
In option B, both equations also represent the same line, as they are equivalent. Therefore, option B does not match the given graph.
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Pleas help me this is due today you will get points and I will mark you as brain list I promise please help me. I have a learning disability and I need help with this
The Rodriguez family and the Hernandez family ate dinner together at the Safari Restaurant. They are deciding which family is going to pay the bill. They flip a coin to decide. If it lands on heads the Rodriguezs have to pay and if it lands on tails the Hernandez family pays.
The coin landed on heads 40% of the time. If it landed on heads 4 times, how many times did they flip the coin?
A. 5
B. 400
C. 4
D. 10
The total number of times that the coin was flipped would be 10 times. Option D.
What is probabilityA probability is a numerical representation of the likelihood or chance that a specific event will take place. Both proportions ranging from 0 to 1 and percentages ranging from 0% to 100% can be used to describe probabilities.
The likelihood of an event occurring can be expressed using words like "certain," "impossible," or "probable." Probabilities are always expressed in mathematics as fractions, decimals, or percentages with values ranging from 0 to 1.
In order to prove that the number of flips that was done by the families 10, we would have to solve for the probability of heads using total of 10 and 4 as the total for the Rodriguez.
4 / 10 * 100
= 40%
Hence the other family flipped the coin 60 percent of the time. Such that 10 - 4 = 6
6 + 4 = 10
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What is the answer ?
Answer:
A=a+b/2h=9+132·5=55
Step-by-step explanation:
SO the answer is 55
Consider a system of linear equations of the form yi
= aijxj and suppose
that bir arj = ji
,i.e. , bij It is the inverse matrix of aij
. Find the transformation of xi en términos de
yj
The transformation of \($x_i$\) in terms of\($y_j$,\) we need to solve the above system of linear equations for \($x_1, x_2, \cdots, x_n$\) .The transformation of \($x_i$\) in terms of \($y_j$\) is given by:\($$\{x_i = \sum_{j=1}^n b_{ij}y_j}$$\)where \($\mathbf{B} = [b_{ij}]$\) is the inverse matrix of\($\mathbf{A}$\).
Consider the system of linear equations as follows:\($$y_1 = a_{11}x_1 + a_{12}x_2 + \cdots + a_{1n}x_n$$$$y_2 = a_{21}x_1 + a_{22}x_2 + \cdots + a_{2n}x_n$$$$\vdots$$$$y_n = a_{n1}x_1 + a_{n2}x_2 + \cdots + a_{nn}x_n$$\)
Given that bij is the inverse matrix of aij. Then, by definition of inverse matrix, we have:\($$\sum_{k=1}^n a_{ik}b_{kj} = \delta_{ij}$$\)
where \($\delta_{ij}$\) is Kronecker Delta, and is defined as follows:\($\delta_{ij} = \begin{cases} 1 & \text{if } i = j \\ 0 & \text{if } i \neq j \end{cases}$\)Now, to find the transformation of \($x_i$\) in terms of\($y_j$,\) we need to solve the above system of linear equations for \($x_1, x_2, \cdots, x_n$\)
To do this, we need to write the system of linear equations in matrix form. Let \($\vec{x} = [x_1 \ x_2 \ \cdots \ x_n]^T$\) and\($\vec{y} = [y_1 \ y_2 \ \cdots \ y_n]^T$\).
\($$\begin{bmatrix} a_{11} & a_{12} & \cdots & a_{1n} \\ a_{21} & a_{22} & \cdots & a_{2n} \\ \vdots & \vdots & \ddots & \vdots \\ a_{n1} & a_{n2} & \cdots & a_{nn} \end{bmatrix} \begin{bmatrix} x_1 \\ x_2 \\ \vdots \\ x_n \end{bmatrix} = \begin{bmatrix} y_1 \\ y_2 \\ \vdots \\ y_n \end{bmatrix}$$\)
Then, we have:or, in short,\($$\mathbf{A}\vec{x}\)\(= \vec{y}$$\)
where \($\mathbf{A}$\) is the coefficient matrix. Now, left-multiplying both sides by \($\mathbf{B}$\) the inverse matrix of \($\mathbf{A}$\), we get :\($$\begin{aligned} \mathbf{B}\mathbf{A}\vec{x} &= \mathbf{B}\vec{y} \\ \Rightarrow \vec{x} &= \mathbf{B}\vec{y} \end{aligned}$$\)
Therefore, the transformation of \($x_i$\) in terms of \($y_j$\) is given by:\($$\{x_i = \sum_{j=1}^n b_{ij}y_j}$$\)where \($\mathbf{B} = [b_{ij}]$\) is the inverse matrix of\($\mathbf{A}$\).
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What value of y makes the equation below true?
3y + 2 = 23
Let's get that answer!
Subtract 2 from both sides: 3y + 2 - 2 = 23 - 2
After Subtracting: 3y = 21
Divide both sides by 3: 3y/3 = 21/3
y = 7 is the answer
The lengths of the sides of a triangle are given. Classify each triangle as acute, right, or obtuse.
7.) 4, 5, 6
8.) 11, 12, 15
9.) 30, 40, 50
The given triangles are obtuse = 36 m, right angled = 225 m and right angled = 2500 m.
What is Triangle?Triangle can be defined in which it consists of three sides, three angles and sum of three angles is always 180 degrees.
7.) This triangle is obtuse.
To see this, we can use the Pythagorean theorem:
4*4 + 5*5 = 16 + 25 = 41
6*6 = 36 m
Since 41 > 36, we know that the triangle is obtuse.
8.) This triangle is right.
To see this, we can again use the Pythagorean theorem:
11*11 + 12*12 = 121 + 144 = 265
15*15 = 225 m
Since 265 = 225 + 40, we know that the triangle is right.
9.) This triangle is also right.
We can use the same method as before:
30*30 + 40*40 = 900 + 1600 = 2500
50*50 = 2500 m
Since 2500 = 2500, we know that the triangle is right.
Therefore, The given triangles are obtuse , right angled and right angled.
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Find the next two terms in this
sequence.
50, 40, 31, 23, 16, | ? ],[?]
Answer:
8, 0
Step-by-step explanation:
To practice for a competition, Kate swam 710 meters in the pool each day for 3 weeks. How many kilometers did Kate swim in those 3 weeks?
Answer:
14910 meters
Step-by-step explanation:
3 weeks= 21 days
each day= 710 m
21 days= 710*21
21 days= 14910 m
Is the solution of the equation 2x y 5 and 3x 2y 11 *?.
The value of x=3 and y=1 is the solution.
An equation is a mathematical statement with an 'equal to' symbol between two expressions that have equal values. For example, 3x + 5 = 15. There are different types of equations like linear, quadratic, cubic, etc.
given equations are,
2x-y=5 and 3x+2y=11
Let 2x-y=5 ----[1]
, 3x+2y=11 ----[2]
Now, solving [1] and [2] by substitution method,
Substitute the value of x from [1] in [2],
x= \((\frac{5+y}{2})\)
3x+2y=11
3\((\frac{5+y}{2})\) + 2y = 11
\((\frac{15+3y}{2})\) + 2y = 11
\((\frac{15+3y+4y}{2})\) = 11
15 + 7y = 22
7y = 22 - 15
7y = 7
y = 1
Substitute the value of y=1 in [1],
2x - y = 5
2x - 1 = 5
2x = 6
x = 6 / 2
x = 3
Therefore, The value of x=3 and y=1.
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Find the slope given the ordered pairs (2,-3) and (1,4).
Answer:
m = -7
Step-by-step explanation:
The slope is -7.
Triangle JGR is similar to triangle MST. Which
statement is not always true?
A. LJ LM
C. LR LT
B. LG LT
D. LG LS
The angle corresponding to each other of the different triangles are equal. The correct option is D.
What is a similar triangle?"Similar triangles are triangles that have the same shape but differ in size. Similar objects include all equilateral triangles and squares with any side length. In other words, if two triangles are similar, their corresponding angles and sides are congruent and in equal proportion ".
Here given, ΔJGR is similar to a triangle ΔMST
So, from the definition of a similar triangle,
angle J ≅ angle M
angle G ≅ angle S
angle R ≅ angle T
Hence, option D is correct.
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The 5 staring members of the basketball team are lining up for a picture.How many different ways can the players be lined up for the picture?
Answer:
120 different waysStep-by-step explanation:
If 5 staring members of the basketball team are lining up for a picture, the number of different ways the players can be lined up is expressed as 5!.
5! = 5*4*3*2*1
5! = 20 * 6
5! = 120
Hence the number of different ways that the players can be lined up for the picture is 120 different ways
19. Roof trusses often use right triangles to make a flimsy 2 x 4 more rigid to hold up the weight of the roof. If a
house is 40 feet wide and the roof is an isosceles triangle with base angles of 30, how far is it from the
bottom edge of the roof to the peak?
(Answer is radical form please!!!)
Answer:
8
Step-by-step explanation:
Factor completely 5b^2-11b+6
Answer:
(b - 1) (5b - 6)
Step-by-step explanation:
What is the definition of vector in matlab?
The table marked 3 in the accompanying figure has a rules value of ____.
Table 3
A | B | C
D E F
G H I A) all B) groups C) rows D) void
The table marked 3 in the accompanying figure has a rules value of is "void".
The explanation behind this is that Table 3 in the figure does not have any specified rules value. Therefore, it is considered void. In conclusion, the rules value for Table 3 is "void".
The given question provides a table marked as "Table 3" with values A, B, C, D, E, F, G, H, and I. However, the question asks for a "rules value" which is not provided or explained in the context. Therefore, it is impossible to determine a specific value or any relation among the given terms.
Due to the lack of information and context, the answer to the question regarding the rules value of Table 3 is void.
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make t the subject of the formula
Answer:
\(t = \frac{2 - 3q}{q + 4} \)
The sum of two numbers is 55. The smaller number is 13 less than the larger number. What are the numbers?
Answer:
21 and 34.
Step-by-step explanation:
21 is 13 less than 34 and the sum of them is 55.
Question ♀️ 2The function p(t) = 2(3)^t represents the population of a certain type of bacteria after t days. What is the population of the bacteria after 7 days?
Explanation
Given the function;
\(p(t)=2(3)^t\)We are asked to find the population of the bacteria after 7 days.
Given that t represents the number of days, we can find the population by substituting 7 into the formula. This can be seen below.
\(\begin{gathered} p(t)=2(3)^7 \\ =2\times2187=4374 \end{gathered}\)Answer: 4374
Help!! Please!!!!!!!
Answer:
E
Step-by-step explanation:
If P(t) is the size of a population at time t, which of the following differential equations describes linear growth in the size of the population?dPdt=200Answer A: d cap p over d t is equal to 200AdPdt=200tAnswer B: d cap p over d t is equal to 200 tBdPdt=100t2Answer C: d cap p over d t is equal to 100 t squaredCdPdt=200PAnswer D: d cap p over d t is equal to 200 cap pDdPdt=100P2
If P(t) is the size of a population at time t , the differential equation describes linear growth in the size of the population is \(\frac{dP}{dt}=200\)
The differential equation is is an equation that contains one or more functions with its derivatives. The derivatives of the function define the rate of change of a function at a point.
dy/dx = f(x)
Here “x” is an independent variable and “y” is a dependent variable
According to the question,
Size of population at t time = P(t)
Also given ,The differential equations have a linear growth in the size of the population.
So, The degree of the variable must be one. And the equation of the population will be quadratic.
Therefore , dP/dt = 200 tells us the rate change of population with respect to time.
A derivative of linear function is constant .
Hence , option B is correct.
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PLZ HELP WILL GIVE BRAINLIEST TO WHOEVER ANSWERS FIRST What is the slope-intercept form of the equation of the line that passes through the points (2, 7) and (4, −1)? y=−4x+15 y=−4x+3 y=−4x+30 y=−4x+12
Answer:
A.
Step-by-step explanation:
We are given the two points (2,7) and (4,-1). In order to determine the linear equation, we need to find the slope and the y-intercept. First, find the slope m. Let (2,7) be x1 and y1, and let (4,-1) be x2 and y2:
\(m=\frac{y_2-y_1}{x_2-x_1} =\frac{-1-7}{4-2}=-8/2=-4\)
Thus, the slope is -4.
Now, to find the y-intercept, we can use the point-slope form. Recall that the point slope form is:
\(y-y_1=m(x-x_1)\)
Where (x1, y1) is a coordinate pair and m is the slope.
Use either of the two coordinate pair. I'm going to use (2,7). Substitute them for x1 and y1, respectively:
\(y-(7)=-4(x-(2))\\y-7=-4x+8\\y=-4x+15\)
This is also slope-intercept form. The answer is A.
Answer:
A. y=-4x+15
Step-by-step explanation:
First, you want to find the slope by using the formula
\(\frac{y_{2}-y_{1}}{x_{2}-x_{1}}\)
The first step is to put in the right numbers,
\(\frac{-1-7}{4-2}\)
Then, subtract the numbers accordingly
\(\frac{-8}{2}\)
Then simplify
\(\frac{-4}{1}\) or -4
The next step is finding the y-intercept, you can do this by drawing it out or using the formula (i will be using the point (2,7) where y is 7 and x is 2)
y=-4x+b Plug in the values
7=-4(2)+b Multiply
7=-8+b add 8 to both sides to isolate the variable
15=b
so y=-4x+15
Hope this helps, if you have any questions, feel free to ask.
Have a good day! :)
which of the following are attributes of a continuous quantitative variable? choose all that apply. multiple select question. it can take on any value within a range of values. there are no required gaps between values. it can only be represented by integer values. it is typically the result of measuring something.
The attributes of a continuous quantitative variable include the fact that it can take on any value within a range of values and there are no required gaps between values.
This means that there is a continuum of possible values that the variable can take on, without any set intervals or limits. Additionally, it is typically the result of measuring something, such as height, weight, or time, and can be represented by both integer and non-integer values. However, it is important to note that continuous variables cannot only be represented by integer values, as they can take on any value within their range.
Hi!The attributes of a continuous quantitative variable are:
1. It can take on any value within a range of values: Continuous variables can have an infinite number of values within a specified range, such as height or weight.
2. There are no required gaps between values: Continuous variables can have any value, including fractions and decimals, without restrictions on the difference between values.
4. It is typically the result of measuring something: Continuous variables often represent measurements like distance, time, or temperature.
Note that "it can only be represented by integer values" is not an attribute of continuous variables, as they can have non-integer values as well.
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Let f : R → R3 be defined by f(z)-(- 7x, -2x, 5x + 5). Is f a linear transformation? f(x) f(y) Does f(x + y) = f(x) + f(y) for all z, y E R? choose b, f(z) = df(x)) = Does f(cz) = c(f(x)) for all c, z E R? choose c. Is f a linear transformation? choose
f does not satisfy the additivity and homogeneity conditions, it is not a linear transformation.
To check if f is a linear transformation, we need to verify if the following two conditions hold for all x and y in R and all scalars c:
f(x + y) = f(x) + f(y) (additivity)
f(cz) = c f(x) (homogeneity)
Let's test these conditions:
Additivity:
f(x + y) = -7(x + y), -2(x + y), 5(x + y) + 5
= (-7x - 7y, -2x - 2y, 5x + 5y + 5)
On the other hand,
f(x) + f(y) = (-7x, -2x, 5x + 5) + (-7y, -2y, 5y + 5)
= (-7x - 7y, -2x - 2y, 5x + 5y + 10)
These two expressions are not equal, so f is not additive.
Homogeneity:
f(cz) = -7cz, -2cz, 5cz + 5
= c(-7x, -2x, 5x + 5)
However, this does not hold for all c, since the scalar c only affects the x-component of the vector f(z), and not the other two components. Hence, f is not homogeneous.
Since f does not satisfy the additivity and homogeneity conditions, it is not a linear transformation.
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a guilderian trader buys a 50 flop barrel of florish pickles by exchanging 25 gulps, and a florish trader buys a 20 gulp crate of guilderian apples by exchanging 40 flops. then the gulp depreciates to .5 flops per gulp. instructions: enter your answers as whole numbers. how much must the guilderian pay for the same 50 flop barrel of pickles? gulps how much must the florish trader pay for the same 20 gulp crate of apples? flops
To find out how much the Guilderian trader must pay for the same 50 flop barrel of pickles, we need to calculate the cost per gulp and then multiply it by the number of gulps in the barrel.
Given that the Guilderian trader initially exchanged 25 gulps for the 50 flop barrel of pickles, we can determine the cost per gulp by dividing the total cost (50 flops) by the number of gulps (25). Cost per gulp = 50 flops / 25 gulps = 2 flops/gulp . Since the gulp depreciates to 0.5 flops per gulp, the Guilderian trader must pay 0.5 flops per gulp for the same barrel of pickles.
Therefore, the Guilderian trader must pay 0.5 flops/gulp * 25 gulps = 12.5 flops for the 50 flop barrel of pickles. For the Florish trader, we need to calculate the cost per flop and then multiply it by the number of flops in the crate.
Given that the Florish trader initially exchanged 40 flops for the 20 gulp crate of apples, we can determine the cost per flop by dividing the total cost (40 flops) by the number of flops (20).
Cost per flop = 40 flops / 20 flops
= 2 flops/flop .
Therefore, the Florish trader must pay 2 flops per flop for the same crate of apples.
The Guilderian trader must pay 12.5 flops for the same 50 flop barrel of pickles, and the Florish trader must pay 2 flops for the same 20 gulp crate of apples.
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What is order of magnitude?
The magnitude of the number of the minutes in the school is 2.
What magnitude is 0 in?Although the order of magnitude of zero is not specified, it is occasionally stated to have a magnitude of. Zero is less than any other positive number, and so is its order of magnitude, according to this infinitely negative order of magnitude.
Can a magnitude order be negative?There can be no negative magnitude. The component of the vector that lacks direction is its length (positive or negative).
The order of magnitude is the approximate representation of the logarithmic of the order's value and is typically considered to be 10 taken as the base.
On a scale of 10 logarithmic, the difference in the order of magnitude can be quantified.
The value storage is where you may find the number into the various magnetic.
As a result, the number of minutes spent in school is 2.
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Complete question -
What is the Order of Magnitude of the number of minutes in a school day?
suppose you want to distribute 10 candies among 5 kids such that each kid gets atleast one candy. in how many ways can you distribute the candies? (all 10 pieces of candies are identical, but the kids are distinct.)
There are a total of 126 ways to distribute the 10 identical candies among the 5 distinct kids.
A combination is also called a selection. A combination corresponds to a selection of things from a given set of things. It is Denoted by
ⁿCᵣ = n!/r!(n-r)!
the number of unique r selections fromaset of n objects.
We have given that,
Total number of candies for distribution = 10
number of kids who take the candies = 5
Candies are distributed among the kids such that each kid has atleast one candy.
Here, candies are identical and kids are distinct.
Number of ways in which 10 identical candies can be divided among 5 kids if each kid must get at least one candy. The problem can be solved using the combination formula with
n = 5, k = 10.
= ⁽ᵏ⁻¹⁾Cₙ₋₁· = ⁹C₄ = 126 ways to do this.
So, there are 126 ways to distribute the candies among the five kids.
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