Answer:
77777
Step-by-step explanation:
In this case, the vertex is the lowest point of the V shaped curve.
The goal is to get the stuff inside the absolute value (the 2x-5) to be as small as possible, so we can get to the lowest point. In terms of absolute value, we want the 2x-5 to be equal to 0
This allows us to set up the equation below and solve for x.
2x-5 = 0
2x = 5
x = 5/2
x = (4+1)/2
x = 4/2 + 1/2
x = 2 + 1/2
x = 2 & 1/2
Let me know if this clears things up or not.
3 - 2(b - 2) = 2 - 7b
b =
Please show work
A sample of x and y scores is taken, and a regression line is used to predict y from x. if ssy' =300, sse=500, and n=50, what is ssy?
The value of SSY is given as 800
How to solve for SSYWe have the formula as
SSY = SSY' + SSE
SSY = 300 + 500
this is from the values that we have in the question
ssy = 800
What is ssy?This is used to refer to the sum of squares of y. It is the sum of the squares of the y derivatives that are gotten from the mean of the y variables.
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18 is 75% of what number?
Answer:
24
Step-by-step explanation:
18 * 4 /3 = 72/3 = 24
kiro and lito were assigned the same book to read for a class. kiro started reading on Saturday, and he's reading 20 pages a day. Lito didn't start until Sunday, but he is reading 25 pages a day. How many days will it take Lito to catch up to kiro and how many pages will they have each read?
what system of equations represents this situation and how do you solve it?
Someone who knows what they doing
Answer: 25.12 and 12.56
Step-by-step explanation:
in the formula, you will notice that you are trying to identify the base(b) and calculate the volume(V). and they are written at the top of the page, 12.56 cm^2 and 25.12cm^3. so the missing things are 25.12 and 12.56.
FIRST ONE TO ANSWER GETS BRAINIEST: Lauren's fruit salad recipe calls for 15 cups of apples for every 3 cups of grapes. How many cups of grapes are used for each cup of apples? Help me please!
Answer:
1/5 cup of grapes for each cup of apples
Step-by-step explanation:
Divide: 3 divided by 15=0.2
0.2 as a fraction is 2/10
2/10 simplified=1/5
(I was gonna put picture of my work, but I'm too lazy, lol)
Hope this helped!! :)
Stay safe and have a wonderful day/night!!!!!
Brainliest?!?!
Which point is a good approximation of a relative maximum of the graph? O (-2, 0) 0 (-1, -3) (1,3) 0 (2,0) GE
Answer:
Answers actually (1,3)
Step-by-step explanation:
Just took the test on edge
ill name u brainiest
Answer:
2.4 miles
Step-by-step explanation:
Set the ratios:
\(\frac{3 miles}{25 minutes} = \frac{x miles }{20 minutes}\)
Cross multiply:
3 * 20 = 25x
60 = 25x
Isolate the variable, x. Note the equal side, what you do to one side, you do to the other. Divide 25 from both sides:
(60)/25 = (25x)/25
x = 60/25
x = 2.4
2.4 miles is your answer.
~
help pls....................................
Answer:
Answer 1 is 3712000000
answer 2 is 8.624X10^10
answer 3 is 820
answer 4 is 380
answer 9 is 9200
answer 10 is 400
answer 11 is 8832000000
answer 12 is 1.3104X10^10
Write the prime factorization of 576 using exponents.
\(\huge\text{Hey there!}\)
\(\large\text{Your Prime Factorization for the given number is}\downarrow\)
\(\mathsf{2\times2\times2\times2\times2\times2\times3\times3}\)
\(\large\text{The number of 2s you have in the factorization tree is about 6}\)
\(\large\text{The number of 3s you have in the factorization tree is about 2}\)
\(\large\text{So, your \bf exponential formation}\large\text{ should look like} \downarrow\)
\(\mathsf{2^6\times3^2}\)
\(\large\text{The CSV Formation}\downarrow\)
\(\mathsf{2, 2, 2, 2, 2, 2, 3, \& \ 3}\)
\(\boxed{\boxed{\large\text{Answer: }\bf 2^6\times3^2}}\huge\checkmark\)
\(\text{Good luck on your assignment and enjoy your day!}\)
~\(\frak{Amphitrite1040:)}\)
Someone please help and make sure the answer right :)
Answer:
It's 10
Step-by-step explanation:
It's 10 because 7x is congruent to 70 and 7 times 10 equals 70 :))
Answer:
It's 10
Step-by-step explanation:
It's 10 buddy lol
How many Dollars in 45 Billion won?
45 billion Korean Won is equal to 45 million US Dollars.
The formula for (USD) is USD = KRW / 1000. To calculate 45 billion won in USD, we must first convert KRW to USD. 45 billion KRW is equal to 45,000,000,000 KRW. Using the formula above, we can calculate the amount of USD:
USD = 45,000,000,000 KRW / 1000
USD = 45,000,000 USD
Therefore, 45 billion won is equal to 45 million US Dollars.
To better understand this conversion, it is important to remember that one US Dollar is equal to 1000 Korean Won. As an example, if you have 10,000 Korean Won, you can convert that to USD by dividing 10,000 by 1000, which equals 10 USD. The same concept applies when converting larger numbers. To convert 45 billion KRW to USD, we must divide 45,000,000,000 by 1000, which equals 45,000,000 USD.
In conclusion, 45 billion Korean Won is equal to 45 million US Dollars.
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Which is a better deal 20 oz soda bottle for $1.80 or 12 oz for $1.25
20 oz soda bottle for $1.80
Explanation
to solve this , find the unit rate and compare
Step 1
unit rate 1
\(\text{unit rate=}\frac{total\text{ cost}}{N\nu\text{mber of oz}}\)then
Let
total cost=$1.80
number of ounces=20
replace
\(\begin{gathered} \text{unit rate=}\frac{total\text{ cost}}{N\nu\text{mber of oz}} \\ \text{unit rate=}\frac{1.8\text{ dollars}}{20\text{ ounces}}=0.09\text{ dollars per oz=0.090}\frac{dol}{oz} \end{gathered}\)Step 2
now, for option 2
Let
cost=1.25 dollars
number of ounces=12
replace
\(\begin{gathered} \text{unit rate=}\frac{total\text{ cost}}{N\nu\text{mber of oz}} \\ \text{unit rate=}\frac{1.25}{12}=0.104\text{ dollars per ounce=0.104}\frac{dol}{oz} \end{gathered}\)the better deal is teh cheapest option,
Hence, the better deal is option one
20 oz soda bottle for $1.80
I hope this helps you
Find the length of side BC.
Give your answer to 3 significant figures.
C
A
71°
6.3 cm
B
From the given diagram, the size of side BC is 19.4 rounded to 3 significant figures
What is trigonometric function?The trigonometric functions are real functions that relate the angle of a right-angled triangle to side length ratios. They are widely used in all geosciences, including navigation, solid mechanics, celestial mechanics, geodesy, and many others.The values of all trigonometric functions based on the ratio of sides in a right-angled triangle are defined as trigonometric ratios. The trigonometric ratios of any acute angle are the ratios of the sides of a right-angled triangle with respect to that acute angle.From the given diagram, the size of side BC is 19.4 rounded to 3 significant figures
Given
The right angle triangle with a side and an angle
We must find out the hypotenuse BC
We are given with adjacent side AB
Let's use trigonometric ratio
\($&\cos (B)=\frac{\text { adjacent }}{\text { hypotenuse }} \\\)
\($&\cos (71)=\frac{A B}{B C} \\\)
\($&\cos (71)=\frac{6.3}{B C} \\\)
\($&B C \cos (71)=6.3 \\\)
\($&B C=\frac{6.3}{\cos (71)}\)
Use the calculator to find out BC
BC=19.3508
Round the answer to 3 significant figures
So BC= 19.4
Length of side BC = 19.4
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A bridge hand contains 13 cards from a standard deck. Find the probability that a bridge hand will contain all 13 cards of the same suit. What The Flush !!!! a) 1/(52 13) b) 4/(52 13) c) 13/(52 13) d) (13 4) /(52 13)
The probability will be b) 4/(52 13)
In a standard deck, there are four suits (hearts, diamonds, clubs, and spades), each containing 13 cards. To find the probability of obtaining a bridge hand with all 13 cards of the same suit, we need to determine the number of favorable outcomes (hands with all 13 cards of the same suit) and divide it by the total number of possible outcomes (all possible bridge hands).
Calculate the number of favorable outcomes
There are four suits, so for each suit, we can choose 13 cards out of 13 in that suit. Therefore, there is only one favorable outcome for each suit.
Calculate the total number of possible outcomes
To determine the total number of possible bridge hands, we need to calculate the number of ways to choose 13 cards out of 52. This can be represented as "52 choose 13" or (52 13) using the combination formula.
Calculate the probability
The probability is given by the ratio of the number of favorable outcomes to the total number of possible outcomes. Since there is one favorable outcome for each suit and a total of 4 suits, the probability is 4 divided by the total number of possible outcomes.
Therefore, the probability that a bridge hand will contain all 13 cards of the same suit is 4/(52 13).
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What’s the answer to c and d
Part c: -3x + 5 + 5x - 1 = 0; x = 2 is incorrect.
Part d: -(x -1) = 4x -5 - 3x ; x = 3 is correct.
What is defined as the word equation?A linear equation can have multiple variables. A linear equation is one in which the variable's highest power is always 1. A one-degree equation is another name for it.For the given equations,
Part c: -3x + 5 + 5x - 1 = 0.
Simplify the equation.
-3x + 5 + 5x - 1 = 0
2x + 4 = 0
x = -4/2
x = -2
Thus, the given value x = 2 is incorrect.
Part d: -(x -1) = 4x -5 - 3x
Simplify the equation.
-(x -1) = 4x -5 - 3x
-x + 1 = x - 5
2x = 6
x= 3
Thus, the given value x = 3 is correct.
Thus, the given conditions for the equation is found.
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Use the numbers on the conveyer belt to complete the equation
18 x ————- = 9 x————-
Step-by-step explanation:
I think...
18×9=9×18
hope it helps
if manuel deposits 25% of $130 into a saving account
Answer:
25% = 25/100 = .25
25% of 130 = .25(130) = $32.50
$32.50
if thats what you were saying
Step-by-step explanation:
Answer:
He will have deposited $32.50 and kept $97.50
Step-by-step explanation:
a committee is to be formed consisting of 5 men and 3 women. if the committee members are to be chosen from 13 men and 9 women, how many different committees are possible?
There are 1,08,108 different committees that are possible.
Combinations are selections made by taking some or all of a number of objects, irrespective of their arrangements. The number of combinations of n different things taken r at a time, denoted by \(^nC_r\).
The general formula for combination is:
\(^nC_r=\frac{n!}{r!(n-r)!}\) ,where 0 ≤ r ≤ n.
In a committee, we can choose 13 men from 5 men in ¹³C₅ ways. similarly, we can choose 3 women from 9 women in ⁹C₃ ways.
total ways in which we can choose 13 men and 9 women to form a committee= ¹³C₅*⁹C₃
\(\frac{13*12*11*10*9}{5*4*3*2*1} *\frac{9*8*7}{3*2*1}\)
⇒154440/120*504/6
⇒1287*84
⇒108180
Hence, there are 1,08,180 committees are possible.
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Course activity: modeling with functions
Monica and Shanna are saving the money they earn from their after-school jobs to go on a school trip. Monica starts with $20 and then saves $14 each week. Shanna's savings are shown in the table.
Monica’s savings can he modeled by a ____ table
Shanna’s savings can be modeled by a ____ table
Answer:Both A and C
Step-by-step explanation:
Four friends want to take a vacation together, so each one gets a part-time job. Each person has 8 weeks to save $720 for the vacation. Analyze the four individual plans below and decide which of the four people will reach his or her goal of saving $720 for vacation.
Friend A: Works 13 hours per week at $6.95 per hour.
Friend B: Works 15 hours per week at $5.85 per hour.
Friend C: Works 18 hours per week at $5.25 per hour.
Friend D: Works 11 hours per week at $7.80 per hour. there!
Select all relations that are true 2 log a
(n)
=Θ(log b
(n))
2 (2n)
=O(2 n
)
2 2n+1
=O(2 n
)
(n+a) 6
=Θ(n 6
)
10 10
n 2
⋅2 log 2
(n)
=O(2 n
)
Q6 5 Points What is the asymptotic relationship between x and x 2
(2+sin(x)) Select all that apply x=O(x 2
(2+sin(x)))
x=Θ(x 2
(2+sin(x)))
x=Ω(x 2
(2+sin(x)))
x=ω(x 2
(2+sin(x)))
x=o(x 2
(2+sin(x)))
Q7 6 Points Let f(n) and g(n) be positive real valued functions. Among the following statements select those which are necessarily true. f(n)+g(n)=O(max(f(n),g(n))
f(n)+g(n)=O(min(f(n),g(n))
f(n)+g(n)=O(f(n)+g(n))
f(n)+g(n)=Ω(max(f(n),g(n))
f(n)+g(n)=Ω(min(f(n),g(n))
f(n)+g(n)=Ω(f(n)+g(n))
The true statements among the given options are:
- 2 log a(n) = Θ(log b(n))
- 2n+1 = O(2 n)
- 10n²⋅2 log₂(n) = O(2 n)
- x = Θ(x²(2+sin(x)))
- f(n) + g(n) = O(max(f(n), g(n)))
- f(n) + g(n) = O(f(n) + g(n))
- f(n) + g(n) = Ω(max(f(n), g(n)))
- f(n) + g(n) = Ω(f(n) + g(n))
The true statements involve equivalences, upper bounds, and lower bounds between various functions in terms of their asymptotic growth rates.
Among the given options:
1. 2 log a(n) = Θ(log b(n)) is true. It indicates that logarithms with different bases are asymptotically equivalent.
2. (2n) = O(2 n)² is false. The correct relationship would be (2n) = Θ(2 n), indicating that both functions have the same asymptotic growth.
3. 2n+1 = O(2 n) is true. It implies that an exponential function with a higher exponent is bounded by another exponential function with a lower exponent.
4. (n+a)6 = Θ(n6) is false. The correct relationship would be (n+a)6 = Θ(n6+a), indicating that the constant factor a can affect the growth rate.
5. 10n²⋅2 log₂(n) = O(2 n) is true. It shows that a polynomial function multiplied by a logarithmic function is bounded by an exponential function.
For Q6:
- x = O(x²(2+sin(x))) is false.
- x = Θ(x²(2+sin(x))) is true. It indicates that x and x²(2+sin(x)) have the same asymptotic growth rate.
- x = Ω(x²(2+sin(x))) is false.
- x = ω(x²(2+sin(x))) is false.
- x = o(x²(2+sin(x))) is false.
For Q7:
- f(n) + g(n) = O(max(f(n), g(n))) is true. The sum of two functions is bounded by the maximum of the two functions.
- f(n) + g(n) = O(min(f(n), g(n))) is false. The correct relationship would be f(n) + g(n) = Ω(min(f(n), g(n))).
- f(n) + g(n) = O(f(n) + g(n)) is true. It indicates that the sum of two functions is bounded by their sum itself.
- f(n) + g(n) = Ω(max(f(n), g(n))) is true. The sum of two functions is lower bounded by the maximum of the two functions.
- f(n) + g(n) = Ω(min(f(n), g(n))) is false. The correct relationship would be f(n) + g(n) = O(min(f(n), g(n))).
- f(n) + g(n) = Ω(f(n) + g(n)) is true. It indicates that the sum of two functions is lower bounded by their sum itself.
Therefore, the true statements are:
- 2 log a(n) = Θ(log b(n))
- 2n+1 = O(2 n)
- 10n²⋅2 log₂(n) = O(2 n)
- x = Θ(x²(2+sin(x)))
- f(n) + g(n) = O(max(f(n), g(n)))
- f(n) + g(n) = O(f(n) + g(n))
- f(n) + g(n) = Ω(max(f(n), g(n)))
- f(n) + g(n) = Ω(f(n) + g(n))
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Complete Question:
Brianna is planting a sapling. The garden center recommended she stabilize the sapling with guy wires for the first few
months after planting. If Brianna places the guy wires 6 feet up the trunk of the sapling and 5 feet from the base, how
much total wire, to the nearest tenth of a foot, will she need for the two guy wires?
Answer:
your answer would be 7.8 feet
HELPPP it’s a test quest.. 30pts
Answer:
Should be the first one. You have $5 flat fee and an additional 10 cents per text. Then you have a $10 flat fee and an additional 5 cents per text. so the first equation would be 0.1x + 5 and the second one would be 0.05x + 10
Why is 5.621313 a rational number?
yes
pLS MARK ME AS BRAINLIEST :)
Find the length of the third side. If necessary, write in simplest radical form.
For a right triangle, use the Pythagorean Theorem.
Which of the following measurements might represent the length of the third side?The length of a triangle’s third side must always be between (but not equal to) the sum and difference of its other two sides. Take, for example, the numbers 2, 6, and 7. As a result, the length of the third side must be larger than 4 but less than 8.
Use the Pythagorean Theorem to get the area of a right triangle. Use the area formula for an isosceles triangle to calculate the area of an isosceles triangle. Use the law of cosines or the law of sines if you know some of the angles and other side lengths.
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Which of the following statements is false?
1. We use one-sample procedures when our samples are equal in size but aren't independent. II. Everything else being equal, a confidence interval based on 15 degrees
of freedom will be narrower than one based on 10 degrees of freedom. III. We can pool our estimates of the population variance if we want a narrower confidence interval for a given confidence level.
OA. I only
OB. Il only
OC III only
OD. I and II only
OE None are false
OF. I'm not sure.
The only statements that is false is A. I only: 1. We use one-sample procedures when our samples are equal in size but aren't independent.
A one-sample procedure is used when we want to compare a sample mean to a known population mean or when we want to estimate a population mean using a sample mean. In a one-sample procedure, the sample is selected independently and is typically assumed to be random. So, independence of the sample is a requirement for one-sample procedure.
While statement II and III are true.
A confidence interval based on 15 degrees of freedom will be narrower than one based on 10 degrees of freedom, everything else being equal.We can pool our estimates of the population variance if we want a narrower confidence interval for a given confidence level.Learn more about one-sample procedure here: https://brainly.com/question/17356151
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INTEGRATION Due to an excessive amount of rain, the village dam is filling at a rate of 360(6+2t) litres an hour (t ≥ 0). The mayor is planning to evacuate the village before the dam overflows, flooding the valley.
The amount of water currently in the dam is 2,274, 240 litres and the mayor wants to know how many hours it will take for the dam to be completely full. The dam is 60 metres long, 10 metres wide and 5 metres deep. You can assume that the villagers are not using any of the dam water and there is no water loss through evaporation.
(1) What is the maximum capacity of the dam in litres? (Hint: 1000 litres = 1 cubic metre)
(2) Find the function that gives the number of litres in the dam at time t hours.
(3) The village mayor wants to have the town evacuated before the dam is full. At what time t would the dam be full? SUBMISSION In order to complete this task, you must submit the following:
• The capacity of the dam in litres with all working.
The function that gives the amount of water in the dam (in litres) at time t showing all working.
• The time t when the dam will reach capacity showing all working.
The rate at which the dam is filling is provided, along with the initial amount of water in the dam and the dimensions of the dam.
(1) The maximum capacity of the dam can be calculated by finding the volume of the dam. Using the given dimensions (60m length, 10m width, and 5m depth), we can multiply these values to find the volume in cubic meters.
(2) To find the function that represents the number of litres in the dam at time t, we integrate the given rate of filling the dam with respect to time. By integrating the expression 360(6+2t) with respect to t, we obtain the function that gives the amount of water in the dam at any given time t.
(3) To determine the time when the dam will be full, we set up an equation where the amount of water in the dam is equal to its maximum capacity. We substitute the maximum capacity into the function obtained in step (2) and solve for the time t.
In conclusion, by calculating the maximum capacity of the dam, setting up and solving an integration problem to find the function representing the amount of water in the dam, and solving for the time when the dam reaches capacity, we can provide the required answers to the given problem.
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everyday marco puts $0.25 into a jar for savings. one day he counted his money and found he had $91.75. how many days had he been saving?
Answer:
Marco had been saving for 367 days.
Step-by-step explanation:
If Marco started with no money and put $0.25 into a jar a day, then you just have to divide the total amount of money he has by 0.25.
91.75/.25 = 367
What are like terms examples?
Step-by-step explanation:
Examples of like terms in math are x, 4x, -2x, and 7x. These are like terms because they all contain the same variable, x. The terms 8y2, y2, and -2y2 are like terms as well. These all contain the same variable, y, raised to the second power.
True or false: If y is in a subspace W as well as its orthogonal complement Wâ¥, then y must be the zero vector.
True.
if y is not the zero vector, then there exists a non-zero vector v in the original vector space that is orthogonal to y.
If y is in a subspace W as well as its orthogonal complement Wâ¥, then y is orthogonal to every vector in W as well as every vector in Wâ¥. Since W and W⥠are complements, every vector in the original vector space can be written uniquely as the sum of a vector in W and a vector in Wâ¥. Since y is orthogonal to every vector in W and every vector in Wâ¥, it must be orthogonal to every vector in the original vector space.
Therefore, if y is not the zero vector, then there exists a non-zero vector v in the original vector space that is orthogonal to y. But then v would belong to both W and Wâ¥, which is impossible since W and W⥠are orthogonal complements and their intersection is only the zero vector.
Hence, it follows that if y is in a subspace W as well as its orthogonal complement Wâ¥, then y must be the zero vector.
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