Answer:
A
Step-by-step explanation:
If we evaluate 3/x at x=1, we get 3/1 = 3.
The only one that showed that is graph A, and we can further check by evaluating other points, such as when x = 1/2, y = 6, and that's shown on graph A.
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Graph A, correctly represents the function y = x/3.
What is a graph?The set of ordered pairings (x, y) where f(x) = y makes up the graph of a function.
These pairs are Cartesian coordinates of points in two-dimensional space and so constitute a subset of this plane in the general case when f(x) are real values.
From the table of y = 3/x,
The value of (x, y) are (0.5, 6), (1, 3), (2, 1.5), (3, 1) and (4, 0.75).
Now, Observe graphs A, B, and C.
Graph A, when x = 0.5, y = 6, when x = 1 y = 3 so graph A matches with our table.
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i need helpppp Blake and josh are both saving money for a new bike, the ratio of blake saving 3:1 if they have saved 400$ how much has each boy saved
Answer:
Blake = $300
Josh = $100
Step-by-step explanation:
3:1
3(00) / 1(00)
300 / 100
Chow,...!
Is rectangular form a bi?.
The rectangular coordinate form of a complex number is represented by the formula z=a+bi. The real axis is the horizontal one, and the imaginary axis is the vertical one. In terms of r and, where r is the vector's length and is the angle it makes with the real axis, we determine the real and complex components.
Rectangular form;-
Rectangular form, on the other hand, is where a complex number is denoted by its respective horizontal and vertical components. In essence, the angled vector is taken to be the hypotenuse of a right triangle, described by the lengths of the adjacent and opposite sides.
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A marksman at rest fires a 4.00 -kg gun that expels a bullet of mass 0.014 kg with a velocity of 181 m/s. the marksman’s mass is 81 kg. what is the marksman’s velocity after firing the gun?
The marksman's velocity after firing the gun is about -0.63 m/s (in the opposite direction of the bullet's velocity), as calculated using the conservation of momentum principle.
The conservation of momentum principle can be used to resolve this issue. The initial momentum of the system (marksman plus gun) is zero, and the final momentum is also zero because the bullet and the marksman have equal and opposite momenta. Therefore, we can write:
initial momentum = final momentum
\(0 = (M + m) * V + m * v\)
where M is the mass of the gun, m is the mass of the bullet, V is the velocity of the gun after firing, and v is the velocity of the bullet after firing (which is 181 m/s in this case).
Solving for V, we get:
\(V = - m * v / (M + m)\)
= \(\frac{- 0.014 kg * 181 m/s}{(4.00 kg + 0.014 kg)}\) ≈ -0.63 m/s
Therefore, the marksman's velocity after firing the gun is about -0.63 m/s (in the opposite direction of the bullet's velocity).
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Solve the simultaneous equations 4 x + 3 y = − 10 4 x + y = − 14
Answer:
x = - 4, y = 2
Step-by-step explanation:
First equation: 4x + 3y = - 10
Second equation: 4x+y= - 14
To solve simultaneously:
Rearrange one of the equations and substitute the equation to another equation, I prefer rearranging the second equation because it is easier.
Rearranging the second equation to get y, and then substitute back to the first equation to find x:
y = - 14 - 4x ------> new second equation
Substitute y (new second equation) into the first equation to find x:
4x +3(-14 -4x) = - 10
4x - 42 - 12 x = - 10
- 8x - 42 = -10
-8x = - 10 + 42
- 8x = 32
8x = - 32
x = - 4
Now we substitute x = - 4 to the second equation to find y:
4x + y = - 14
y = - 14 - 4(-4)
y = - 14 - (-16)
y = - 14 + 16
y = 2
on january 1, year 1, billy co signed a three-year lease for office space. the lease required monthly rent of $8,000 for the first year, $8,100 fo rhte second year
If on january 1, year 1, billy co signed a three-year lease for office space The amortization expense on this leasehold improvement that Billy should record for Year 2 is: $1,000.
How to find the amortization expense?Since we were told that the new overhead lighting fixtures is the amount of $2,000 now let determine the Amortization expense using this formula
Amortization expense = New overhead lighting fixtures / 2 years
Let plug in the formula
Amortization expense = $2,000 /2
Amortization expense = $1,000
Therefore the Amortization expense is the amount of $1,000.
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The complete question:
On January 1 , Year 1, Billy Co. signed a three year lease for office space. The lease required monthly rent of 8,000 for the first year. 8,100 for the second year and 8,200 for the 3rd year. Billy has the option to renew the lease for a fourth year at 8,300 per month. On January 1, Year 2, Billy permanently installed new overhead lighting fixtures at a cost of $2,000. How much amortization expense on this leasehold improvement should Billy record for Year 2?
Your house is at point c. a post office is located directly west of your house at point d. let point e represent your school,
which is directly west of the post office. find the distance from your house to your school if cd = 1.7 miles and de = 2.4
miles.
a 3.1 miles
b. 41 miles
c. 4.3 miles
d. 5.1 miles
The distance between your house and school is 4.1 miles.
According to the given question.
Point c represents your house.
Point d represents post office which is directly west to the point c i.e from house.
And point e represents school which is west of the post office.
Also, it is given that the distance between house and post office, cd is 1.7 miles.
And the distance between the post office and school,de is 2.4 miles.
Now, if we see the attached figure we can say that
cd + de = ce
⇒ 1.7miles + 2.4miles = 4.1 miles
Hence, the distance between your house and school is 4.1 miles.
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help me please and thank you
Answer: #3: x=11
#4: x=2
Step-by-step explanation:
Find the ordered pair (x,y) 6x-y=6
Answer:
Step-by-step explanation:
(1,0),(2,6). Explanation: express the equation, giving y in terms of x. ⇒y=6x−6. now choose any value for x , substitute into the equation
Solve the following quadratic equation for all values of x in simplest form.
3(x-5)^2=33
The value of x for the given quadratic expression is x = 5 ± √11.
What is an expression?The mathematical expression combines numerical variables and operations denoted by addition, subtraction, multiplication, and division signs.
Mathematical symbols can be used to represent numbers (constants), variables, operations, functions, brackets, punctuation, and grouping. They can also denote the logical syntax's operation order and other properties.
Given expression is 3(x-5)²=33. The value of x will be calculated as,
3(x-5)²=33
(x - 5 )² = 11
(x - 5 ) = ±√11
x = 5 ± √11
Therefore, the value of x for the given quadratic expression is x = 5 ± √11.
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HELP HELP HELP HELP
HELP HELP HELP
Answer:
\(\sqrt{16} = 4\\\)
Step-by-step explanation:
the distance formula for graph = \(\sqrt{x^{2} + y^{2} }\)
(simplified version)
\(\sqrt{0^{2} + (-4)^{2} } \\\\\\\sqrt{0 + 16} \\\\\\\sqrt{16}\\\\= 4\)
I hope its right TT I just looked it up here:
https://byjus.com/maths/distance-between-two-points-formula/
you should double check here as well
If ΔTYL ~ ΔCHK, find the value of x.
Answer:
There isn't enough information to solve for x.
Step-by-step explanation:
The way the statement of similarity is written, we get this proportion:
TY/CH = TL/CK = YL/HK
Replace segment names with lengths:
TY/10 = 25/CK = (4x - 1)/(x + 5)
There isn't enough information to solve for x.
if y=3 sin (-4x), find dy/dx
\(\mathfrak{\huge{\orange{\underline{\underline{AnSwEr:-}}}}}\)
Actually Welcome to the Concept of the derivatives.
Hence, y = 3 sin(-4x), we use the chain rule here.
dy/dx =3 ( cos(-4x).-4)
====> dy/dx = -12 cos(-4x)
Find the value of x. Round to the nearest tenth .
Answer:
x = 7.2
Step-by-step explanation:
I am pretty sure this is right, but I apologize if I am wrong.
In performing a regression analysis involving two numerical variables, you are assuming I. the variances of Xand Yare equal. II. the variation around the line of regression is the same for each Xvalue. III. that Xand Yare independent. Select one: A. I only C B. III only C. II only D.All of these
As X and Y are two numerical variables. Because they are independent so there is no relationship between the two variables other than the linear relationship described by the regression equation. The correct answer is B. III only, that is X and Yare independent.
When performing a regression analysis involving two numerical variables, we assume that X and Y are independent, meaning that the value of one variable does not depend on the value of the other variable. However, we do not assume that the variances of X and Y are equal or that the variation around the line of regression is the same for each X value. These assumptions are not necessary for performing a regression analysis. Violation of this assumption can lead to spurious results and incorrect inferences. So, the correct option in B. III only.
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Find two consecutive even numbers
whose sum is 126.
Answer:
62 and 64
Step-by-step explanation:
Let x be the first number
Let y be the 2nd number
Given,
x + 2 = y (Consecutive even numbers)
x - y = -2 (rearranged) - Equation 1
x + y = 126 - Equation 2
Now we can solve for x and y to find the 2 numbers by using substitution method in solving simultaneous equations.
x = y-2 (rearranged equation 1)
Now we substitute equation 1 into equation 2.
y - 2 + y = 126
2y - 2 = 126
2y = 126 + 2
2y = 128
y = 128 / 2
= 64
Now we will substitute y into equation 1.
x - 64 = -2
x = -2 + 64
= 62
Therefore the 2 numbers are 62 and 64.
\(\Large\maltese\underline{\textsf{A. What is Asked}}\)
Find two consecutive even numbers whose sum is 126.
\(\Large\maltese\underline{\textsf{B. This problem has been solved!}}\)
For now, let the first number be x.
Let the second number be x+2. (consecutive even numbers are right next to each other, like 2 and 4)
These two integers add up to 126. This gives us an equation that we can solve in terms of x.
\(\bf{x+x+2=126}\) | arrange the like terms
\(\bf{2x+2=126}\) | subtract 2
\(\bf{2x=124}\) | 2 was subtracted from BOTH sides
\(\bf{x=62}\)
\(\cline{1-2}\)
Now, the second integer is \(\bf{x+2}\).
\(\bf{So\;let's\;put\;the\;first\;number\;into\;the\;formula\;x+2}\).
\(\bf{62+2}\) | add (mental arithmetic)
\(\bf{64}\)
\(\cline{1-2}\)
\(\bf{Result:}\)
\(\bf{=Number\;1=62}\\\\=Number\;2=64\)
\(\LARGE\boxed{\bf{aesthetic \not1 \theta l}}\)
need help on this question !!!
SOMEOne PLS EXPLAIN VERTICAL ASYMPTOTES TO ME IM DYING- i need to know how u get the asymptote(explanation) and answer T^TTTTTTTTT
a ball is drawn randomly from a jar that contains 6 red balls, 7 white balls, and 8 yellow balls. find the probability of the given event. write your answers as reduced fractions or whole numbers.
The probability of drawing a white ball is 0.4, then drawing a red ball probability is 0.3, and drawing a yellow ball or a red ball probability is 0.6.
Given data:
Number of red balls = 6
Number of yellow balls = 6
Number of white balls = 8
Number of balls in a jar = n = 6 + 8 +6 = 20 balls
Where assume that:
R = event where you draw a red ball.
W =event where you draw a white ball.
Y = event where you draw a yellow ball.
P(R) = 6/20 = 3/10 = 0.3
P(W) = 8/20 = 2/5 = 0.4
P(R) or P(Y) = P(Y) + P(R) - P(Y or R)
= 6/20 + 6/20 - 0
= 12/20
= 3/5 = 0.6
Therefore, The probability of drawing a red ball is 0.3, a white ball is 0.4, and a yellow ball or a red ball is 0.6.
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A dresser is normally priced at $870. This weekend however, there is a sale where everything is 15% off. If the sales tax on items is 11.6%, what would be the total cost of the dresser?
Answer:
$825.28
Step-by-step explanation:
First, we need to calculate the 15% off sale:
870(0.85) = 739.50
Now, we will calculate and add on the sales tax:
739.50(1.116) = 825.28
So, the final price of the dresser will be $825.28
Hence, the total cost of the dresser is $ \(15.138\).
What is the percentage?
Percentages are generally defined as a ratio of any value to the whole value multiplied by \(100\).
The symbol used to represent the percentage is %. Percentage means a number or a ratio represented in the form of fractions of \(100\). It is represented using the percentage sign ‘%’.
Here given that,
A dresser is normally priced at $\(870\). This weekend however, there is a sale where everything is \(15\)% off. If the sales tax on items is \(11.6\)%,
Firstly we will calculate the \(15\)% off sale is
\(15\)%\(=\frac{15}{100}\\\\\)
\(15\)%\(=0.15\)
So,\(870(0.15) =130.5\)
Then,
\(\frac{11.6}{100}=0.116\) %
The sales tax on items is \(11.6\)% is
\(130.5(0.116)=15.138\) $
Hence, the total cost of the dresser is $ \(15.138\).
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Which of the following allows for someone to draw conclusions about a population from the information collected in a population sample? a. magnitude statistics b. central tendency c. inferential statistics d. effect size
The correct answer is c. Inferential Statistics.
Inferential statistics is the branch of statistics that allows for drawing conclusions about a population based on the information collected from a sample. When conducting research or surveys, it is often impractical or impossible to collect data from an entire population.
Instead, a representative sample is chosen, and inferential statistics are used to make inferences or predictions about the larger population. By analyzing the characteristics and patterns observed within the sample, inferential statistics enable researchers to make generalizations or draw conclusions about the population as a whole.
This process involves applying various statistical techniques, such as hypothesis testing and confidence intervals, to estimate population parameters and assess the reliability of the conclusions. Magnitude statistics, central tendency, and effect size are important concepts in statistics, but they do not specifically address the ability to draw population-level conclusions from sample data.
Magnitude statistics focuses on the size of the effect or relationship between variables, central tendency measures summarize the central values of a dataset, and effect size quantifies the strength of an effect or relationship.
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HELP ASAP!!
Match the equation with its graph. Identify the slope and the y-intercept. y=1/3x−2
Slope:
y-intercept:
The figure shows the front side of a metal desk in the shape of a trapezoid.
What is the area of this trapezoid?
10 ft²
16 ft²
32 ft²
61 ft²
Answer:
I think its 16 or 32
Step-by-step explanation:
Take a gamble lol sorry im not much help you have a 50 50 chance of getting it right. In the comments tell people what it is.
Answer:
I just did this, it was 16
Step-by-step explanation:
PLS HELP! FIRST TO GET THIS RIGHT GETS BRAINLIEST!!!!!! THE THING IS IN THE PHOTO! PLS HURRY!!!!
Answer:
y - 5 = 9/8(x + 9)
Step-by-step explanation:
The equation of the line in point slope form is \((y-y1)=m(x-x1)\), where y1 and x1 are coordinates and m is the slope. If the equation of the line had a slope of \(\frac{9}{8}\), we can write the equation as follows:
\(y-5=\frac{9}{8}(x+9)\)
So, the 2nd answer is the correct answer.
The measures of the acute angles of a right triangle are in the ratio 5:7
Answer:
37.5:52.5
Step-by-step explanation:
5u + 7u = 90
12u = 90
u = 7.5
So the angles are (5x7.5) =37.5 degrees
(7x7.5) = 52.5 degrees.
The Family Fair Committee wants to show a good
family movie at their next event. They want to
select a movie that will appeal to families with
young children. Which of the following samples
would be the BEST representation of that
population?
A. Ask 100 people at local Senior Citizen Bingo
night
B. Ask 100 students who are in the local Band.
C. Ask 100 parents at the local playground.
D. Ask 100 Dads at the high school football
game.
O
OA
The best representation of the population is; C. Ask 100 parents at the local playground
What is the statistics Population?
In statistics, a population is the entire group that you want to draw conclusions about. Whereas, a sample is the specific group that you will collect data from.
Now, the family committee want to select a movie that will appeal to families with young children. Thus, it will be best for them to ask the parents of children as that will be a true representation of what the families would like to watch.
In conclusion, the only correct option is option C to ask 100 parents at the local playground
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I would really appreciate your help:)
Answer:
y=3
Step-by-step explanation:
I assume this figure is dilated and that is always at a scale
Since we know the side of 2 of the corresponding one 3 and 2 we just divide them
3/2
1.5
Now to get y we divide that by 4.5
4.5/1.5
3
Hopes this helps please mark brainliest
The function f(x) is a quartic function and the zeros of f(x) are -5, 3, 4 and 6.
Assume the leading coefficient of f(x) is 1. Write the equation of the quartic
polynomial in standard form.
Help fast plz
Answer:
Step-by-step explanation:
Five boxes of crackers cost 9 at this rate how much do 20 boxes cost
Answer:
36
Step-by-step explanation:
Unit price: 9 / 5 = 1.8
20 box price: 1.8 * 20 = 36
how many zeros in a million
Answer:
There are 6 zeros in one million.
Step-by-step explanation:
1000000 (one million)
6 zeros
Pleas please answer correctly !!!!!!!! Will mark brainliest !!!!!!!!!!!!
Answer:
10/9
Step-by-step explanation:
average rate of change in 0≤x≤9
=(3-(-7))/(9-0)=10/9
Answer:
The solution is 10/9
Step-by-step explanation:
Step 1: identify the right approach:
Given a function g(x) over a period of time, to find the average rate of change of g(x) over this period of time, we divide the change in g(x) by the change in x.
Step 2: Perform the calculation:
As shown in picture,
x = 0 => g(x) = -7
x = 9 => g(x) = 3
=> The change of x over interval [0, 9] is:
x_change = 9 - 0 = 9
=> The change of g(x) over interval [0, 9] is:
g(x)_change = 3 - (-7) = 10
=> The average rate (r) of change of g(x) over interval [0, 9] is:
r = g(x)_change/x_change = 10/9
Hop this helps!
:)