Answers
Answer:
0.5
Step-by-step explanation:
All I did was question myself while looking at the triangle, I'll leave it up to you to figure out how I got it. Hopefully, this was helpful if not I apologize. I'm just here to help but I want you to try to explain it instead.
Related Questions
pls help me out pplsss
Answers
Answer:
-3/2
Step-by-step explanation:
Count the rise = -3
Count the run= 2
Rise/run= -3/2
Answer:
-7/-4 or 1.75
Step-by-step explanation:
Another formula for the slope of a line is (y2-y1)÷(x2-x1)
So all we need is to find the points (x1, y1) and (x2, y2)
Point 1: (1, -3)
Point 2: (-3, 4)
Sub this into the equation:
(-3-4) ÷ (-3-1) = -7 ÷ -4 = 1.75
Please answer this!!!
Will be Brainlist!!!
Answers
Answer:
show the question
sorry
Step-by-step explanation:
plz follow me
Answer:
1) а 2)b
вот правильный ответ
which means the same as a/b
Answers
Answer:
Answer: I do not know the answer
Step-by-step explanation:
Answer:
A/B is the set of those elements which belongs to A but doesn't belongs to B
Mathematically , A/B ={ x : x € A and x does not € B}
Here, € “symbol is used for belong to”
Step-by-step explanation:
On a toll road, there are 7 lanes for drivers to pay their toll. Customer arrival times are random, with an exponential distribution. Service times are random, with an exponential distribution. What is the proper description for this queueing system.
Answers
Queueing system can be analyzed using queueing theory to determine performance measures such as the average queue length, average waiting time, and utilization of the service channels.
The queueing system you have described can be modeled as an M/M/7 queue, where:
M represents that inter-arrival times and service times are exponentially distributed.
M represents that the arrival process is memoryless, meaning that the probability of a customer arriving at any given time does not depend on the previous arrival times or the state of the system.
7 represents the number of service channels, or lanes, available for customers to pay their toll.
The notation for this system is M/M/7, which indicates that it has an infinite queue capacity and that there is no limit to the number of customers that can be waiting in the queue.
In this queueing system, customers arrive randomly and independently, and they join the queue if all lanes are busy. They are served on a first-come, first-served basis, with the service times also being exponentially distributed.
This queueing system can be analyzed using queueing theory to determine performance measures such as the average queue length, average waiting time, and utilization of the service channels.
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If a pair of lines is intersected by Third line known as a transversal, then pairs of congruent angles are formed true or false
Answers
Answer:
true
Step-by-step explanation:
it forms eight angles
is 6y-27 and 3(3y-9) equivalent or not?
Answers
Answer:
No
Step-by-step explanation:
These two expressions are not equivalent. They are not equivalent, because when you solve the second one, to put it into its simpler form, you have to distribute the 3 out to 3y and -9, which you would get 9y-27. And 9y-27 is not 6y-27, they have different y values. I hope this helps :)
12 Which numbers are irrational? Choose all that apply.
A √ 26
B 5.87
C √ 144
D 2.161161116...
E 2/3
Answers
Neck cancer is a rare (<10% of the total population). If a case-control study were conducted and an odds ratio obtained, which relative measure would it most likely be estimating
Answers
If a case-control study were conducted to investigate the relationship between an exposure and a rare disease like neck cancer, the most likely relative measure that would be estimated is the odds ratio.
This is because the prevalence of neck cancer in the general population is low, which means that the incidence rate is also low. As a result, it is difficult to calculate the relative risk directly in a case-control study. Instead, the odds ratio is used as a measure of association between the exposure and the disease outcome.
The odds ratio is calculated by comparing the odds of exposure in cases to the odds of exposure in controls. The odds ratio can provide an estimate of the strength and direction of the association between the exposure and the disease outcome in the population being studied.
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What is the best approximation for the perimeter of a semicircle with a diameter of 35 inches?
Use 3.14 to approximate pi.
Answers
Answer:
Circumference shares the same concept with perimeter.
First, let's use the formula for the circumference of a full circle.
C = 2πr
Where 'π' stands for pi(22/7 or 3.14) and 'r' stands for the radius.
or
C = πd
Where 'π' represents pi(22/7 or 3.14) and 'd' stands for the diameter.
But, we are trying to find a semi-circle's circumference. So, what you would do is that you would divide the whole product of the formula by 2.
For this, I'll be using this formula C = πd. Though, since we are dividing by 2 we can apply that to the diameter and make it a radius in our formula.
So the 'd' in the formula will be 'r'.
Now, let's find the radius.
D/2 = R
So,
35/2 = 17.5
Use this in our formula:-
C = πr
C = 3.14(17.5)
C = 54.95 inches.
public class BinarySearch \{ public static void main(Stringll args) f int [1]yl ist ={1,2,3,7,10,12,20}; int result = binarysearch ( inylist, 20); if (result =−1 ) System, out, println("Not found:"); else System.out.println("The index of the input key is " + result+ ". "): y public static int binarysearch(int]l List, int key) \{ int low =0; int high = iist. length −1 while (high >= low) \& int mid =( low + high )/2; if (key < List [mid] high = mid −1; else if (key =1 ist [ mid ] ) return inid; else low = mid +1; return −1; // Not found \} l TASK 4: Binary Search in descending order We have learned and practiced the implementation of the binary search approach that works on an array in ascending order. Now let's think about how to modify the above code to make it work on an array in descending order. Name your new binary search method as "binarysearch2". Implement your own code in Eclipse, and ensure it runs without errors. Submit your source code file (.java file) and your console output screenshot. Hint: In the ascending order case, our logic is as follows: int mid =( low + high )/2 if ( key < list [mid] ) else if (key = ist [mid]) return mid; In the descending order case; what should our logic be like? (Swap two lines in the above code.)
Answers
The task involves modifying the given code to implement binary search on an array in descending order. The logic of the code needs to be adjusted accordingly.
The task requires modifying the existing code to perform binary search on an array sorted in descending order. In the original code, the logic for the ascending order was based on comparing the key with the middle element of the list. However, in the descending order case, we need to adjust the logic.
To implement binary search on a descending array, we need to swap the order of the conditions in the code. Instead of checking if the key is less than the middle element, we need to check if the key is greater than the middle element. Similarly, the condition for equality also needs to be adjusted.
The modified code for binary search in descending order would look like this:
public static int binarysearch2(int[] list, int key) {
int low = 0;
int high = list.length - 1;
while (high >= low) {
int mid = (low + high) / 2;
if (key > list[mid])
high = mid - 1;
else if (key < list[mid])
low = mid + 1;
else
return mid;
}
return -1; // Not found
}
By swapping the conditions, we ensure that the algorithm correctly searches for the key in a descending ordered array.
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One of the chair lifts at a ski resort unloads 1700 skiers per hour at the top of the slope. The ride from the bottom to the top takes 15 minutes. How many skiers are riding on the lift at any given time?
Answers
For the given question there are always 425 skiers on the chair lift at any given time.
The chair lift unloads 1700 skiers per hour at the top of the slope. The ride from the bottom to the top takes 15 minutes. We have to determine the number of skiers who are riding on the lift at any given time.
There are a few steps that we can take to solve this problem:
Step 1:Calculate how long the trip is from top to bottom:
The trip from bottom to top takes 15 minutes.
Therefore, the trip from top to bottom would take the same amount of time.
Step 2:Calculate how many trips the lift makes in an hour:
We have to convert 1 hour to minutes.1 hour = 60 minutes
Therefore, 1 hour = 60/15 = 4 trips from top to bottom
Step 3:Calculate how many skiers are riding on the lift at any given time.
The chair lift unloads 1700 skiers per hour at the top of the slope.
So, every 15 minutes, 425 skiers are unloaded at the top.
Since the lift takes 15 minutes to make one trip, there are always 425 skiers on the lift at any given time.
There are always 425 skiers on the chair lift at any given time.
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Which kind of chart/graph should be used
to represent a turtle's movement over the
course of an hour?
A. bar graph
B. pie chart
C. line graph
D. pictograph
Answers
Line XC is a tangent to the circle and line XA is a secant of the circle. Given that arc BC measures 25 degrees and arc AC measures 115 degrees, what is the measure of Angle AXC?
Answers
The measure of the secant tangent angle m∠AXC is equal to 45°
What is the secant tangent angleThe secant tangent angle is the angle formed by a tangent and a secant that intersect outside of a circle. The measure of the secant tangent angle can be found using the following formula:
θ = 1/2 (arc EB - arc BD)
where arc EB and arc BD are the measures of the arcs intercepted by the secant and tangent, respectively.
m∠AXC = 1/2(arc AC - arc BC)
m∠AXC = 1/2(115 - 25)
m∠AXC = 1/2(90)
m∠AXC = 45°
Therefore, the measure of the secant tangent angle m∠AXC is equal to 45°
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what is the probability of picking a blue marble randomly out of a bag of 6 blue marbles, 3 black marbles, and 8 orange marbles while rolling a 3 on a 6-sided dice at the same time?
Answers
Using the concepts of probability, we got that 0.063 is the probability of picking a blue marble randomly out of a bag of 6 blue marbles, 3 black marbles, and 8 orange marbles while rolling a 3 on a 6-sided dice at the same time
We know very well that probability is defined as the fraction of number of favorable outcomes to the total number of outcomes.
Here, we are rolling a 6-faced dice.
Getting 3 on the top face of dice is same as the any number getting from 1 to 6 on the top face of the dice.
So, every number has equal probability to come on the top face, therefore the probability of getting 3 on the top face of dice is (1/6)
Now, similarly total number of marbles in the bag=6 blue +3 black+8 orange marble=17 marbles.
Now, picking one marble from 17 marble is can be done in \(^1^7C_1\) ways, similarly choosing 1 blue marble from 6 marble can be done in \(^6C_1\) ways.
So, probability of picking 1 blue marble randomly=6/17
Now, the probability of picking 1 blue marble from 17 marbles along with rolling dice probability is given by =(6/17)×(1/6)=(1/17)=0.063
Hence, the probability of picking a blue marble randomly out of a bag of 6 blue marbles, 3 black marbles, and 8 orange marbles while rolling a 3 on a 6-sided dice at the same time is 0.063
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p(x)=x^3 -2x^2 -5x+6;3
Answers
Answer:
P(0)=2
Step-by-step explanation:
At
Beans-and-Donuts Coffee shop, they display their internet fees on
a chart like the one shown below. Determine the slope for the
relationship between the number of minutes, x, and the amount
charged, y.
Answers
The slope for the relationship between the number of minutes, x, and the amount charged, y is $1.5
Given that at Beans-and-Donuts Coffee shop, they display their internet fees on a chart
We have to find the slope for the relationship between the number of minutes, x, and the amount charged, y.
Slope = $4.49-$2.99/2-1
Slope=$1.5
Hence, the slope for the relationship between the number of minutes, x, and the amount charged, y is $1.5
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given the function f ( x ) = 6 4 x 2 , find and simplify the difference quotient.
Answers
The difference quotient for the function f(x) = 64x^2 is (f(x + h) - f(x))/h.
What is the expression for the difference quotient of f(x) = 64x^2?The difference quotient measures the rate of change of a function at a particular point. For the given function f(x) = 64x^2, we can find the difference quotient as (f(x + h) - f(x))/h.
To calculate the difference quotient, we substitute f(x + h) and f(x) into the formula and simplify:
(f(x + h) - f(x))/h = (64(x + h)^2 - 64x^2)/h
Expanding and simplifying, we get:
= (64(x^2 + 2hx + h^2) - 64x^2)/h
= (64x^2 + 128hx + 64h^2 - 64x^2)/h
= 128hx/h + 64h^2/h
= 128x + 64h
The difference quotient for the function f(x) = 64x^2 is 128x + 64h.
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Find f. (Use C for the constant of the first antiderivative and D for the constant of the second antiderivative.) f ''(x) = 4 /5( x^4/5)
Answers
The function f(x) that satisfies \(f ''(x) = 4/5(x^{(4/5)})\) is: f(x) =\((2/45) x^{(14/5)} + C_1 \times x + C_2\)
Integration is a fundamental concept in calculus, which involves finding the antiderivative or the integral of a given function. The antiderivative of a function is the function whose derivative is the original function. Integration is often used to solve problems in physics, engineering, economics, and many other fields.
To find f, we need to integrate the given function twice.
First, we integrate\(f ''(x) = 4/5(x^{(4/5)})\)with respect to x to find f '(x):
f '(x) = ∫ \((4/5)(x^{(4/5)}) dx = (4/5)\times (5/9)\times x^{(9/5)} + C_1 = (4/9) x^{(9/5)} + C_1\)
where \(C_1\)is a constant of integration.
Next, we integrate f '(x) to find f(x):
f(x) = ∫\([(4/9) x^{(9/5)} + C_1] dx = (4/9)\times (5/14) \times x^{(14/5)} + C_1 \times x + C_2\)
=\((2/45) x^{(14/5)} + C_1 \times x + C_2\)
where \(C_2\) is another constant of integration
Therefore, the function f(x) that satisfies \(f ''(x) = 4/5(x^{(4/5)) }\)is:
\(f(x) = (2/45) x^{(14/5) }+ C_1 \times x + C_2.\)
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Please explain! What is the solution for the inequality below:
12- x<8
Please help!!!!!
Answers
Answer:
The solution for the inequality is x>4.
A 2-ft vertical post casts a 20-in shadow at the same time a nearby cell phone tower casts a 115-ft shadow. how tall is the cell phone tower?
the cell phone tower is _ ft
Answers
The height of the cell phone tower will be 138 feet.
What are ratio and proportion?A ratio is an ordered set of integers a and b expressed as a/b, with b never equaling 0. A proportional is a mathematical expression in which two things are equal.
A 2-ft vertical post casts a 20-in shadow at the same time a nearby cell phone tower casts a 115-ft shadow.
Then the height of the cell phone tower will be
Let x be the height of the cell phone tower.
x / 2 = 115 x 12 / 20
x = 69 x 2
x = 138 feet
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in figuring a drug dosage, it is unacceptable to round up to the nearest gram if the drug is to be dosed in milligrams. which dimension of data quality is being applied in this situation?
Answers
The dimension of data quality being applied in the situation where rounding up to the nearest gram is unacceptable for dosing a drug in milligrams is precision.
Precision is a dimension of data quality that refers to the level of detail or granularity in the data. In the given situation, it is unacceptable to round up to the nearest gram when dosing a drug in milligrams because grams and milligrams represent different units of measurement with different magnitudes.
Rounding up to the nearest gram would result in a significant loss of precision because it would introduce an error of up to 1000 times the intended dosage. Since milligrams are a much smaller unit than grams, rounding to the nearest gram would not provide the necessary level of accuracy required for proper drug dosage.
To ensure precise dosing in milligrams, the dosage calculations must be performed with appropriate precision, considering the decimal places and milligram units, rather than rounding to a higher unit like grams. By doing so, the dosage can be accurately measured and administered, maintaining the required level of precision in the data.
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PLEASE HELP ME I’LL GIVE BRILLIANCE TO YOU
Answers
Answer:
Step-by-step explanation:
3.3
Answer:
B
Step-by-step explanation:
x y
−1 −10
3 14
y= ?x + (?)
Answers
Answer:
12. 5
11.
10
10
15. 7
14. 11
2
=
16
16
18. 3
+
11
17
3
4
co
loo
8
Step-by-step explanation:
12. 5
11.
10
10
15. 7
14. 11
2
=
16
16
the sum of twice a
number and 31
Answers
Answer:
Let the unknown number be x ;
\(2(x) +31\\=2x+31\)
Step-by-step explanation:
A company is selecting 6 people to be on a committee. There are 26 employees eligible to be on the committee. What is the total number of ways the committee may be formed if the employees are selected at random and each employee will have a different position on the committee
Answers
C(26, 6) = 230,230 possible sets....!!
Which of the following expressions are equivalent to -6-(-2)
Pls I need help
Answers
Answer:
A) -6+2
Step-by-step explanation:
Match each quantity in the first list with an appropriate unit of measurement from the second list. g 1. The volume of a refrigerator2. Distance a person can run in 10 minutes3. The surface area of a tissue box4. The perimeter of a baseball field5. The surface area of the moon6. The volume of a large lake 7. The length of macaroni noodle8. The area of a bed sheeta. cubic kilometersb. square inchesc. metersd. square kilometers e. centimeterf. mileg. cubic feeth. square feetMatch them up
Answers
Volume of refrigerator ---> cubic feet
Distance a person can run in 10 minutes ---> mile
The surface area of a tissue box ---> square inches
The perimeter of a baseball field ---> meters
The surface area of the moon ---> square kilometers
The volume of a large lake ---> cubic kilometers
The lenght of macaroni noodle ---> centimeter
The area of a bed sheet ----> square feet
what is the explicit formula for this sequence? -7,-3,1,5,…
Answers
Answer:
\(a_n=4n-11\)
Step-by-step explanation:
The common difference is \(d=4\) with the first term being \(a_1=-7\), so we can generate an explicit formula for this arithmetic sequence:
\(a_n=a_1+(n-1)d\\a_n=-7+(n-1)(4)\\a_n=-7+4n-4\\a_n=4n-11\)
What is the first step you will use to solve this equation:
4x +2 = 7x - 13
Answers
A: f(x) = -100(4)^x
B: f(x) = -200(2)^x
C: f(x) = -50(4)^x
D: f(x) = -400(2)^2
PLEASE HELP!!!!
Answers
Hope it helps
Hope this helps :)