Answer:
2−2g=6−4g
−2g=6−4g−2
−2g=−4g+4
−2g+4g=4
2g=4
g=4/2
g=2
Step-by-step explanation:
Question 1
(n - 3)(2n + 6)
18n2 - 45n + 25
Answer:
36n^4−324n^2−45n+25
Step-by-step explanation:
under what conditions might someone be more rational? multiple choice question when provided likelihoods as percentages. when provided probability information. when provided frequency information. when provided less information.
The condition under which someone becomes more rational is when someone provided probability information.
Probability gives information about the likelihood that something will occur. For instance, weather patterns are used by meteorologists to predict the possibility of rain. Probability theory is utilized in epidemiology to comprehend the connection between exposures and the risk of health outcomes.
Everyday existence heavily relies on probability. In the analysis of political strategies, the determination of blood types, sports and gaming strategies, purchasing or selling insurance, online shopping, and online games.
Thus, having knowledge about probability makes someone more rational.
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as we repeat a random process over and over, the proportion of times that an event occurs will eventually settle down to one number
This phenomenon is known as the Law of Large Numbers. According to this law, as we repeat a random process many times, the average of the outcomes will converge to a single, predictable value.
For example, if we flip a fair coin many times, the proportion of times it lands heads or tails will eventually settle down to 50% each. Similarly, if we roll a fair dice many times, the proportion of times each number comes up will eventually settle down to approximately 1/6.
This convergence to a predictable value occurs because as the number of trials increases, the effect of random fluctuations decreases. In other words, the more times we repeat the process, the closer the observed proportion gets to the true probability of the event.
Overall, the Law of Large Numbers is a fundamental principle in probability theory and statistics, and it has important implications in many fields, including finance, engineering, and science.
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Identify the type of data (qualitative/quantitative) and the level of measurement for the following variable. Explain your choice. Expected time until return Are the data qualitative or quantitative? A. Quantitative, because descriptive terms are used to measure or classify the data B. Quantitative, because numerical values, found by either measuring or counting, are used to describe the data. C. Qualitative, because descriptive terms are used to measure or classify the data D. Qualitative, because numerical values, found by either measuring or counting, are used to describe the data. What is the data set's level of measurement? A. Nominal, because the data are categories or labels that cannot be ranked B. Interval. because the differences in the data can be meaningfully measured, but the data do not have a true zero point. C. Ordinal, because the data are categories or labels that can be ranked D. Ratio, because the differences in the data can be meaningfully measured, and the data have a true zero point.Previous question
The answer is A. Quantitative, because numerical values, found by either measuring or counting, are used to describe the data.and D. Ratio, because the differences in the data can be meaningfully measured, and the data have a true zero point.
The variable "Expected time until return" is a quantitative variable because it involves measuring or counting numerical values.
The level of measurement for this variable depends on the scale used to measure the time until return.
If the time until return is measured on a scale with a true zero point (i.e., a point that indicates complete absence of the variable being measured), such as seconds, minutes, or hours, then the data would have a ratio level of measurement.
However, if the scale used to measure the time until return does not have a true zero point, such as if the measurement is in days or weeks, then the data would have an interval level of measurement.
The differences in the data can be meaningfully measured, but the value of 0 does not indicate the absence of the variable being measured.
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what is the value of the following expression? true && !false
The value of the expression "true && !false" can be determined by evaluating each part separately and then combining the results.
1. The "!" symbol represents the logical NOT operator, which negates the value of the following expression. In this case, "false" is negated to "true".
2. The "&&" symbol represents the logical AND operator, which returns true only if both operands are true. Since the first operand is "true" and the second operand is "true" (as a result of the negation), the overall expression evaluates to "true".
Therefore, the value of the expression "true && !false" is "true".
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What is the volume of the composite shape?
plz help mehhhh . ill mark you
Answer:
3 3/5
Step-by-step explanation:
You can change 4/1 into 20/5 (equivalent fraction), then you can do 20-2 to get 18. So 18/5 can also be 3 3/5
Answer:
3 and 3/5
Step-by-step explanation:
hope i helped you!!
3(x+y)
plz help plz if yk the answer
Answer:
3x + 3y
Step-by-step explanation:
all you have to do is times 3 and x and then times 3 and y. its pretty simple
Can someone help me I already have one of the answers correct
Complete the statement with always, sometimes, or never.
The terms of a polynomial are ________ monomials.
Answer:
always
Step-by-step explanation:
The terms of a polynomial are _always_ monomials.
A polynomial is a sum of monomials.
a bag contains 3 blue, 5 red, and 7 yellow marbles. a marble is chosen at random. determine the theoretical probability expressed as a decimal rounded to the nearest hundredth. p(blue)
Answer:
p(blue) = 0.2
Step-by-step explanation:
A: "Pick 1 blue marble"
\(n(A)=C^{1}_3\) = 3
n(Ω) = \(C^{1}_{15}\) = 15
p(blue) = n(A)/n(Ω) = 3/15 = 0.2
The probability of selecting a blue marble is 0.20 expressed as a decimal.
To determine the theoretical probability of choosing a blue marble, follow these steps:
1. Count the total number of marbles in the bag: 3 blue + 5 red + 7 yellow = 15 marbles.
2. Identify the number of blue marbles: 3 blue marbles.
3. Calculate the probability of choosing a blue marble by dividing the number of blue marbles by the total number of marbles: 3 blue marbles / 15 total marbles.
4. Express this probability as a decimal by dividing 3 by 15: 3 ÷ 15 = 0.2.
5. Round the decimal to the nearest hundredth: 0.2 already falls at the hundredth place.
The theoretical probability of choosing a blue marble, expressed as a decimal rounded to the nearest hundredth, is 0.20 or simply 0.2.
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Determine if the expression -3z2 is a polynomial or not. If it is polynomial, state
the
type and degree of the polynomial.
Therefore, the equation that best fits these scatter plot facts as the answer to this problem is y=661-0.1x.
Describe a scatter plot.The term "scatter plot" refers to a particular sort of graph in which the x- and y-axes are used to represent the values of two variables, with the dots that arise indicating any association between the data.
Given the correlation between the data at this moment and the graph provided in the question, y=661-0.1x is an equation that best captures the scatterplot's line of best fit.A scatter plot is a specific type of graph in which the x- and y-axes are used to represent the values of two variables, with the dots that appear showing any associations between the data.
y=661-0.1x is the equation whose solution best fits this data.
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You are using the equation 4(p - 7) = 44 to determine how many pictures can
be savled at one time to the photo stream on your cell phone. Describe the
operations in the order that you will perform them to solve the equation. please help i need answer. ASAP!
Answer:
p=18
Step-by-step explanation:
if 4(p-7) = 44,
Then you can use distributive property to solve
4p-28=44
add 28 to both sides. So,
4p=72
Divide 4 from both sides.
p= 18.
What is the value of this function when x = 9?
Please help!
Answer:
Undefined
Step-by-step explanation:
If x = 9, then.......
\(f(x) = \frac{x^{2} + 9x + 20}{x^{2} - 4x - 45} = \frac{9^{2} + 9(9) + 20}{9^{2} - 4(9) - 45} = \frac{182}{0}=\) Undefined
Please help!
Geometry.
Proving alternate exterior angles
congruent
answers
A:
-Angle 2 is congruent to angle 3
-Angle 2 is congruent to angle 6
-Angle 3 is congruent to angle 7
-Angle 3 is congruent to angle 6
B:
-Angle 3 is congruent to angle 6 -angle 3 is congruent to angle 7 -angle 6 is congruent to angle 7 -angle 4 congruent to angle 5
Answer:
The answer to A is: "Angle 2 is congruent to angle 3"
The answer to B is: "Angle 3 is congruent to angle 7"
If the legs of an isosceles right triangle have a length of 15 StartRoot 2 EndRoot ft, what is the length of the hypotenuse? 7.5 feet feet feet 30 feet
Answer:
The length of the hypotenuse is 30 feet
Step-by-step explanation:
Here, we are to calculate the length of the hypotenuse of an iscosceles right triangle.
For the triangle to be isosceles, it means that the opposite and the adjacent are equal in length.
Now, to calculate the value of the hypotenuse, we make use of the Pythagoras’ theorem which states that the square of the hypotenuse is equal to the sum of the squares of the other two sides.
Mathematically;
let’s say the hypotenuse is length h feet
h^2 = {15√(2)}^2 + {15√(2)}^2
h^2 = (225 * 2) + (225 * 2)
h^2 = 450 + 450
h^2 = 900
h = √(900)
h = 30 feet
Answer:
30 feet
Step-by-step explanation:
Someone answer this quick
Question number 1
Answer:
x=28 :)
Step-by-step explanation:
come in im bor ed and lonely im a girl by the way
yyt zijy shd
Carry's pays $37.10 for 3 1/2 pounds of coffee. Ken's pays $60 for 5 1/3 pounds of coffee. 3 Whose coffee costs more per pound? What is the difference per pound in the cost?
The coffee costs per pound which cost more between Carry's and Ken's is Ken's coffee at $11.25 per pound
Given:
Carry:
Cost of coffee = $37.10
Number of pounds = 3 1/2 pounds
Unit cost per pound = Cost of coffee / Number of pounds
= 37.10 / 3½
= 37.10 ÷ 7/2
= 37.10 ÷ 3.5
= $10.6 per pound
Ken:
Cost of coffee = $60
Number of pounds = 5 1/3 pounds
Unit cost per pound = Cost of coffee / Number of pounds
= 60 ÷ 5 1/3
= 60 ÷ 16/3
= 60 × 3/16
= (60×3)/16
= 180/16
= $11.25 per pound
Therefore, the difference per pound in the cost is
Ken - Carry
= $11.25 : $10.6
= $0.65
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What number represents the same amount of 2 hundreds, 14 tens, and 3 ones.
Answer:
i think the answer would be 343?
Step-by-step explanation:
Describe two examples of algebra skills that you have previously learned in which one or more actions reverses the initial action. For example, subtraction reverses addition
Examples of algebra skills with reversal actions: Addition and subtraction, Multiplication and division
In algebra, the concept of inverse operations is important in solving equations. Two examples of algebra skills that involve inverse operations are addition and subtraction, and multiplication and division. Addition and subtraction are inverse operations because adding a number and then subtracting the same number results in the original value. Similarly, multiplication and division are inverse operations because multiplying a number and then dividing by the same number results in the original value. Inverse operations are useful in solving equations because they allow us to isolate a variable by undoing the operations that were performed on it.
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(a) Let I = f(x) dx where f(x) = 5x +4- 5x +4-√√/5x+4. Use Simpson's rule with four strips to estimate I, given 1.0 3.0 5.0 7.0 9.0 f(x) 6.0000 14.6411 14.6411 23.6148 32.7550 42.0000 h (Simpson's rule: S₁ = (yo+yn +4(y₁ +93 +95 +) + 2(y2 + y4+y6+---))-) (4 marks) (b) Check your result in (a) by evaluating (5x +4-√ +4-√/5x+4) da exactly. (Show all working)
(a) To estimate the integral I using Simpson's rule with four strips, we need to divide the interval [1.0, 9.0] into four equal subintervals.
The step size h is given by: h = (9.0 - 1.0) / 4 = 2.0. The function values at the interval endpoints are:f(1.0) = 6.0000
f(3.0) = 14.6411
f(5.0) = 14.6411
f(7.0) = 23.6148
f(9.0) = 32.7550. Using Simpson's rule, the approximation for the integral is given by: S₁ = (h/3) * [f(1.0) + 4f(3.0) + 2f(5.0) + 4f(7.0) + f(9.0)]. Substituting the values, we get: S₁ = (2/3) * [6.0000 + 4(14.6411) + 2(14.6411) + 4(23.6148) + 32.7550]. Calculating the value, we find:
S₁ ≈ 83.6471. Therefore, the estimate for the integral I using Simpson's rule with four strips is approximately 83.6471.
(b) To check the result in (a) by evaluating the integral exactly, we need to find the antiderivative of the function f(x) = 5x + 4 - sqrt(sqrt(5x + 4)). Let's denote g(x) as the antiderivative of f(x).Using integration techniques, we have:g(x) = 5 * (x^2 / 2) + 4x - (2/3) * (5x + 4)^(3/2) + C. To evaluate the definite integral from 1.0 to 9.0, we subtract the value at 1.0 from the value at 9.0: I = g(9.0) - g(1.0). Substituting the values, we get: I = [5 * (9.0^2 / 2) + 4 * 9.0 - (2/3) * (5 * 9.0 + 4)^(3/2)] - [5 * (1.0^2 / 2) + 4 * 1.0 - (2/3) * (5 * 1.0 + 4)^(3/2)]. Simplifying, we find: I ≈ 83.6471. The exact evaluation of the integral I gives us the same value as the approximation obtained using Simpson's rule. This confirms the accuracy of the result in part (a).
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A person invests 7000 dollars in a bank. The bank pays 6.5% interest compounded monthly. To the nearest tenth of a year, how long must the person leave the money in the bank until it reaches 15900 dollars?
Answer:
12.7
Step-by-step explanation:
Find the total surface area of this square based pyramid. 10 in 5 in [ ? ]in?
Answer:
The answer is "\(125 \ in^2\)"
Step-by-step explanation:
There is a base of five on every triangular face and a height of ten in. The field of the formulation
\(A = (\frac{1}{2})bh \\\\A = (\frac{1}{2} \times 5\ in \times 10\ in)\)
\(= \frac{50 }{2} \ in^2\\\\=25 \ in^2\\\\\)
The base of the square has a formula area
\(A = s^2 = (5\ in)^2 = 25 \ in^2\)
The total area consists of the sum of the four-face area and the base: \(total \ \ area = 4 \times \text{(area of 1 face) + (area of base)}\)
\(= 4 \times (25\ in^2 ) + 25 \ in^2 \\\\= 125 \ in^2\)
convert the rate of $480/day to the equialent rate in dollars/hour.
Answer:
It would be $20 per each hour
Step-by-step explanation:
Divide 480 by 24 .
Answer:
$20/ hour
Step-by-step explanation:
24 hours in a dayDivide $480/ 25
What is meant by zero-point energy?
Zero-point energy is the lowest energy state of a quantum system at absolute zero temperature.
Zero-point energy is the lowest energy state of a quantum system at absolute zero temperature. To calculate the zero-point energy, the energy of the system must first be determined at the lowest temperature that can be achieved in practice, typically close to absolute zero. The energy at this temperature is then subtracted from the energy of the system at higher temperatures. This difference is the zero-point energy. The zero-point energy can be calculated by taking the sum of the energies of all of the quantum states at absolute zero. This sum can be approximated using the uncertainty principle and the Heisenberg Uncertainty Principle. The sum is then multiplied by Planck's constant to get a value for the zero-point energy. Finally, the total zero-point energy is the sum of the individual zero-point energy values of each quantum state. This energy represents the energy of the system at absolute zero and is the lowest energy state possible.
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What is the total number of digits required in numbering a book that has 1724 pages?
Answer:
5,789
Step-by-step explanation:
I got 5,789 because there are 9 one digit numbers. 1-9 -> 9x1=9. There are 90 two digit numbers. (10-99)-> 90x2=180. There are 900 three digit numbers. (100-999)-> 900x3=2700. There are 725 four digit numbers. (1000-1724)-> 724x4= 2900. Then, I added 9+180+2700+2900=5789.
In conclusion, the total number of digits required in numbering a book that has 1724 pages is 5789.
There are 5,789 digits in total required to number the pages of a book with 1,724 pages.
What is Numbering?A numbering is the assignment of natural numbers to a set of objects in some formal language, such as functions, rational numbers, graphs, or words, in computability theory.
Digits required in numbering a book that has 1724 pages?Given the total number of pages is 1,724
Let's break down the pages now to find the total digits.9
one-digit numbers (1-9) = 9 x 1 = 9 digits make up the number 1,724.90 numbers with two digits (10-99) = 90 x 2 = 180 digits900 three-digit numbers (from 100 to 999) = 900 times three = 2700 digits725 numbers with four digits (1000-1724) = 725 x 4 = 2900 digits
Let's add the digits now.9 + 180 + 2700 + 2900 = 5,789
As a result, the total number of digits required to number the pages of a 1,724-page book is 5,789.
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image below ill give branliest 20 points question
Answer:
I can't see image
Step-by-step explanation:
why I not see image
A student said we cant find the area of the shaded region because the shape has many diffrent measurement insted of just a length and a with that that we could multiply
The question is incomplete. Here is the complete question.
A student said "we cant find the area of the shaded region ((Figure named Untitled) because the shape has many different measurement instead of just a length and a width that we could multiply". Explain why the student's statement about area is incorrect.
Answer and Step-by-step explanation: The student is incorrect because if we divide the shaded area into other geometric forms, each form has a width and length that can be multiplied.
After we found each area, to determine the area of the shaded one, we add each part and find total area.
The figure "Untitled2" is the shaded region divided into smaller quadrilateral.
what is the slope that connects the two points ( -1,-2) and (4,4)
8th grade math.
Answer:
6/5
Step-by-step explanation:
rise/run
I hope this is right! :D
Answer:
The slope would be 6/5
Solve the following quadratic by
completing the square.
y = x2 – 8x + 5
Answer:
x = 4 ± √11
Step-by-step explanation:
hello :
x²-8x+5= x² -2(4 )(x)+5
x²-8x+5= x² -2(4 )(x)+5 = ( x² -2(4 )(x) +4²) -4²+5
= (x-4)²-11 .....( completing the square )
x²-8x+5= 0 means : (x-4)²-11 = 0
(x-4)²=11 but : 11 = (√11)² = ( - √11)²
x-4 =√11 or x-4 = -√11
x = 4 ± √11
Answer:
x = 4 ± \(\sqrt{11}\)
Step-by-step explanation:
To solve the equation let y = 0 , that is
x² - 8x + 5 = 0 ( subtract 5 from both sides )
x² - 8x = - 5
To complete the square
add ( half the coefficient of the x- term )² to both sides
x² + 2(- 4)x + 16 = - 5 + 16
(x - 4)² = 11 ( take the square root of both sides )
x - 4 = ± \(\sqrt{11}\) ( add 4 to both sides )
x = 4 ± \(\sqrt{11}\)