Answer:
X Intercept is 3,0 and y intercept is 0, 5/2
Step-by-step explanation:
the 5/2 Is a Fraction
What is the solution to the system of equations y equals 4x 10 y equals two?
The solution of the given system of equation is (3, 2).
In the given question we have to find the solution to the system of equations:
y = 4x − 10 and y = 2
We can solve the system of equation using the substitution method.
In substitution method we have to put the the value of one variable from one equation to the other equation.
We have to equations:
y = 4x − 10........................(1)
y = 2...................................(2)
Now putting the value of y from the equation 2 in equation 1
2 = 4x − 10
Add 10 on both side, we get
4x = 12
Divide by 4 on both side, we get
x = 3
Now putting the value of x in equation 1
y = 4(3) − 10
y = 12 − 10
y = 2
Hence, the solution of the given system of equation is (3, 2).
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The right question is:
What is the solution to the system of equations y = 4x − 10 and y = 2?
. Importance of hydrologic cycle The role of water is central to most natural processes - Transport - Weathering, contaminant transport - Energy balance - transport of heat, high heat capacity - Greenhouse gas - 80% of the atmospheric greenhouse effect is caused by water vapor - Life - for most terrestrial life forms, water determines where they may live; man is exception
The hydrologic cycle, also known as the water cycle, plays a crucial role in the Earth's natural processes. It involves the continuous movement of water between the Earth's surface, atmosphere, and underground reservoirs.
The importance of the hydrologic cycle can be understood by considering its various functions:
Transport: The hydrologic cycle facilitates the transport of water across the Earth's surface, including rivers, lakes, and oceans. This movement of water is vital for the distribution of nutrients, sediments, and organic matter, which are essential for the functioning of ecosystems.
Weathering and Contaminant Transport: Water plays a significant role in weathering processes, such as erosion and dissolution of rocks and minerals. It also acts as a carrier for contaminants, pollutants, and nutrients, influencing their transport through the environment.
Energy Balance: Water has a high heat capacity, which means it can absorb and store large amounts of heat energy. This property helps regulate the Earth's temperature and climate by transporting heat through evaporation, condensation, and precipitation.
Greenhouse Gas: Water vapor is a major greenhouse gas that contributes to the Earth's natural greenhouse effect. It absorbs and re-emits thermal radiation, trapping heat in the atmosphere. Approximately 80% of the atmospheric greenhouse effect is attributed to water vapor.
Life: Water is vital for supporting life on Earth. It provides a habitat for numerous organisms and serves as a medium for various biological processes. Terrestrial life forms, including plants, animals, and humans, rely on water availability for their survival, growth, and reproduction.
It is important to note that while water is critical for most terrestrial life forms, human beings have developed technologies and systems that allow them to inhabit regions with limited water availability. However, water still remains a fundamental resource for human societies, and the hydrologic cycle plays a crucial role in ensuring its availability and sustainability.
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Write the binomial expansion of (t-3)^5
Answer:
Step-by-step explanation:
(t-3)^5 is the same as (t + (-3))^5
First: t starts at the highest power and goes down and (-3) starts at the lowest power and goes up
Second: from the Pascal triangles take the coefficients 1 5 10 10 5 1
\(1*t^{5} (-3)^{0} + 5*t^{4} (-3)^{1} +10*t^{3} (-3)^{2} +10*t^{2} (-3)^{3} +5*t^{1} (-3)^{4} +1*t^{0} (-3)^{5}\)
Anything to power 0 is equal to 1
Negative number to an odd power is negative, to a even power is positive
\(t^{5} -15t^{4} +90t^{3} -270t^{2} +405t -243\)
please help with the answer what does cd=??
Answer:
CD = 18Step-by-step explanation:
find the semiperiter (1/2 perimeter or L+W)
80 : 2 = 40
now we know that 4z + 2 + 3z + 3 = 40
we solve for z with an equation
4z + 2 + 3z + 3 = 40
7z = 40 - 2 - 3
7z = 35
z = 35 : 7
z = 5
now we find CD
3z + 3 = (z=5)
3 * 5 + 3 =
15 + 3 =
18
-------------------------------
check (remember pemdas)
4z + 2 + 3z + 3 = 40
4*5+2+3*5+3 = 40
20+2+15+3=40
40 = 40
the answer is good
Which describes how triangle FGH could be transformed to triangle F prime G prime H prime in two steps?
On a coordinate plane, triangle F G H has points (negative 2, 1), (negative 3, 3), (0, 1). Triangle F prime G prime H prime has points (negative 8, negative 4), (negative 12, negative 12), (0, negative 4).
Answer:
Translation: Shift the entire triangle 6 units to the left and 5 units down.
Dilation: Enlarge the triangle by a factor of 4.
Step-by-step explanation:
To describe how triangle FGH can be transformed to triangle F'G'H' in two steps, we need to identify the specific transformations applied.
Translation:
The first step involves a translation, where the entire triangle is shifted by a certain amount horizontally and vertically. To determine the translation vector, we subtract the coordinates of corresponding vertices from F'G'H' from those of FGH.
Translation vector = (x-coordinate difference, y-coordinate difference) = ((-8) - (-2), (-4) - 1) = (-6, -5)
So, the translation vector is (-6, -5), indicating that the triangle is shifted 6 units to the left and 5 units down.
Dilation:
The second step involves a dilation, which changes the size of the triangle. To determine the dilation factor, we can compare the lengths of corresponding sides.
The length of side FG is given by the distance formula:
FG = sqrt((x2 - x1)^2 + (y2 - y1)^2) = sqrt((-3 - (-2))^2 + (3 - 1)^2) = sqrt(1^2 + 2^2) = sqrt(5)
The length of side F'G' is given by the distance formula as well:
F'G' = sqrt((x2 - x1)^2 + (y2 - y1)^2) = sqrt((-12 - (-8))^2 + (-12 - (-4))^2) = sqrt(4^2 + 8^2) = sqrt(80) = 4sqrt(5)
The dilation factor is the ratio of the corresponding side lengths:
Dilation factor = F'G' / FG = (4sqrt(5)) / sqrt(5) = 4
The dilation factor is 4, indicating that the triangle is enlarged by a factor of 4.
-3(-9v-4)-2(v-2)????
???? If you know it, put it down below :)) thanks!
Answer:
66
Step-by-step explanation:
Use the drawing tools to form the correct answer on the graph.Plot function g on the graph.[6,-7
Kindly, check below
1) As we can see, this is a piecewise function. So, let's plot that accordingly to each interval.
2) So, we can represent that this way:
Note that the open dot does not include the endpoint. And closed dots include the endpoints.
Thus, this is the answer.
x^2-3x+20=0 which number would have to be added to "complete the square"?
Answer: You would add 9/4
Step-by-step explanation: To complete the square, you first remove the constant from the left side and move it to the right, so subtract 20 on each side . Then, divide the coefficient to the second term by two and square that answer (3/2)^2. Add that new term to both sides and viola! Your square is completed.
The following equation is true for all real values of n for which the expression on the left is defined, and B is a polynomial expression.
Answer:
6n^3
Step-by-step explanation:
3/3 *9^10/453*7+sqrt175
The polynomial expression is \($B=6 n^{3}\) ; where, \(\quad n \neq 0\).
What is Polynomial expression?Given:
\($\frac{n^{2}+12 n+27}{3 n^{3}+9 n^{2}} \div \frac{2 n^{2}+18 n}{B}=1$\)
To find:
the value of B is a polynomial expression.
Step 1
Let, \($\frac{n^{2}+12 n+27}{3 n^{3}+9 n^{2}} \div \frac{2 n^{2}+18 n}{B}=1$\)
\($\frac{\frac{n^{2}+12 n+27}{3 n^{3}+9 n^{2}}}{\frac{2 n^{2}+18 n}{B}}=1$$\)
Simplifying the above equation as
\($\frac{\frac{n^{2}+12 n+27}{3 n^{3}+9 n^{2}}}{\frac{2 n^{2}+18 n}{B}}: \frac{B}{6 n^{3}}$\)
then, we get
\($\frac{B}{6 n^{3}}=1$$\)
Step 2
Multiply both sides by \($6 n^{3}$\), then we get
\($\frac{B}{6 n^{3}} \cdot 6 n^{3}=1 \cdot 6 n^{3} $$\) where, \(\quad n \neq 0\)
Simplifying the equation as
\($B=6 n^{3}\) ; where, \(\quad n \neq 0\)
The value of \($B=6 n^{3}\) ; where, \(\quad n \neq 0\).
Therefore, the polynomial expression is \($B=6 n^{3}\) ; where, \(\quad n \neq 0\).
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what is the smallest numerical value that a poisson random variable can be?
A Poisson random variable represents the number of occurrences of an event in a fixed interval of time or space. It is a discrete random variable, which means that it can only take on integer values, starting from zero. Therefore, the smallest numerical value that a Poisson random variable can be is zero.
This means that there is a possibility that the event will not occur at all during the given interval. For example, if we are counting the number of customers who visit a store in an hour, it is possible that no customers show up during that hour, resulting in a Poisson random variable of zero.
However, the probability of this occurring depends on the average rate of the event occurring, which is denoted by the parameter λ in the Poisson distribution. The larger the value of λ, the smaller the probability of a Poisson random variable being zero.
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evaluate the sum \[ 22\binom{26}{0} 21\binom{26}{1} 20\binom{26}{2} \cdots (-3)\binom{26}{25} (-4)\binom{26}{26}. \] your answer formatting tips
sum_{k=2}^{26}\binom{26}{k}
To find out the value of the given expression, we will use the Vander monde's Identity which is as follows;\[\binom{m+n}{r} = \sum_{k=0}^r\binom{m}{k}\binom{n}{r-k}\]On comparing this with the given expression, we see that $m=n=26$, and $r=0, 1, 2, \cdots, 26$.Now we substitute these values in the given expression.\[\begin{aligned} 22\binom{26}{0} 21\binom{26}{1} 20\binom{26}{2} \cdots (-3)\binom{26}{25} (-4)\binom{26}{26} & = 22\binom{26}{26} - 21\binom{26}{25} + 20\binom{26}{24} - \cdots -3\binom{26}{3} + (-4)\binom{26}{2} \\ &= \binom{26}{26} - \left(\binom{26}{24} - \binom{26}{25}\right) + \left(\binom{26}{22} - \binom{26}{23}\right) - \cdots - \left(\binom{26}{4} - \binom{26}{3}\right) + \binom{26}{2} \\ &= \binom{26}{26} + \binom{26}{25} + \binom{26}{24} + \binom{26}{23} + \cdots + \binom{26}{4} + \binom{26}{3} + \binom{26}{2} \\ &= \sum_{k=2}^{26}\binom{26}{k} \end{aligned}\]Thus, we obtain $\sum_{k=2}^{26}\binom{26}{k}$ as the simplified value of the given expression.
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In basketball, each shot made is worth 1, 2, or 3 points. Miles scored a total of 27 points in his most recent game. He made three 1-point shots
and four 3-point shots.
How many 2-point shots did he make?
Answer:6
Step-by-step explanation:
Subtract the three 1 point shots
Subtract the four 3 point shots
You are left with 12, and you split that in 2 because they're 2 point shots.
what is the mean of this data set 8 +16 +10+21 +6 +13+8 +26
I need help with number 20 pls help
The calculated length of each side of the door is 2(3y - 2)
From the question, we have the following parameters that can be used in our computation:
Door = isosceles right triangle
Area = 18y² - 24y + 8
Represent the length of each side of the door with x
So, we have
Area = 1/2x²
Substitute the known values in the above equation, so, we have the following representation
1/2x² = 18y² - 24y + 8
This gives
x² = 36y² - 48y + 16
Factorize
x² = 4(3y - 2)²
So, we have
x = 2(3y - 2)
This means that the length of each side of the door is 2(3y - 2)
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ind a matrix , such that the linear transformation defined by sends the unit circle to the ellipse . save the matrix as a numpy array called ellipse matrix. then use the matrix to compute the area of , and save its value as a variable ellipse area.
From the matrix, The value of the variable ellipse_area is 5\(\pi\) / 3.
Find a matrix such that the linear transformation defined by T(x)=Ax sends the unit circle to the ellipse E. Save the matrix as a numpy array called ellipse_matrix, and then use the matrix to compute the area of E, and save its value as a variable ellipse_area.
To solve this problem, we first need to find the matrix A that sends the unit circle to the given ellipse. We know that T(x) = Ax, and we want T(x) to send the points on the unit circle to the points on the ellipse. We can use the equations of the unit circle and the ellipse to find the matrix A.
The unit circle can be represented as
\(x^2 + y^2 = 1.\)
We can use the fact that x = cos(\(\theta\)) and y = sin(\(\theta\)) to substitute for x and y in the equation of the unit circle.
This gives us \(cos^2(\theta) + sin^2(\theta) = 1,\) which is a familiar trigonometric identity.
The given ellipse can be represented as
\((x^2 / (5/3)^2) + (y^2 / 1^2)\) = 1,
or equivalently as
\((3x^2 / 5^2) + y^2\) = 1.
Again, we can substitute for x and y using x = cos(\(\theta\)) and y = sin(\(\theta\)).
This gives us \((3/5^2)cos^2(\theta) + sin^2(\theta) = 1.\)
Comparing these two equations, we see that we can send the points on the unit circle to the points on the ellipse by scaling the x-coordinate by 3/5 and leaving the y-coordinate unchanged. Therefore, the matrix A that sends the unit circle to the given ellipse is:
[[3/5, 0],
[0, 1]]
To compute the area of the ellipse, we need to find the lengths of the semi-major and semi-minor axes, which are a = 5/3 and b = 1. Then, the area of the ellipse is given by the formula:
area = \(\pi\)* a * b
= \(\pi\) * (5/3) * 1
= 5\(\pi\) / 3
Therefore, the value of the variable ellipse_area is 5\(\pi\) / 3.
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El numero de suscriptores a un periodico fue de 200000 en 1998 y de 350000 en el año 2001. Suponiendo que la relacion es lineal, ¿cual seria el numero de abonados en el año 2006?
Answer:
I can't understand your language
how many quarts make 5 gallons
Answer:
4 quarts
Hope it helps!
Step-by-step explanation:
Answer: 5 gallons= 20 quarts
1 gallon = 4 quarts
Determine which of the following equations, when graphed, intersect at the point (4,0).
Select all that apply.
X-y=4
-x-y=4
2x-y=7
O x+y= 4
2x+y=7
2x+y=-7
Answer:
x-y=4
Step-by-step explanation:
Estimate 8 x 342 Jehhdhd
Answer:
2,736
Step-by-step explanation:
5
A scientist has a certain amount of cells in a container, as stated below. She expects the
number of cells to triple in one day. How many cells will the scientist have after one day?
Show your work or explain your reasoning.
(2 points)
315 cells in a container
Enter your answer
Answer:
945 cells
Step-by-step explanation:
Number of cells in container = 315
Scientist expects the number of cells to triple in one day
Hence the expected number of cells after one day will be :
3 * number of cells in container
3 * 315
= 945 cells
what is the measure of one angle in a regular 24-gon?
Answer:165degrees
Step-by-step explanation
Use formula N-2 × 180 N is the number of sides
24-2=22
22x180=3960 total
for each angle divide total by 24=165 degrees
The diagram shows a triangle.
What is the value of c?
Answer:
C=39
Step-by-step explanation:
180=sum of angles in a triangle
67+74+C=180
141+C=180
C=180-141
C=39
Help asap Thank you in advance
The ball will hit the ground after 4 seconds (x2 = 4).
How to solveGiven the formula h(x) = -16x^2 + v0x + h0, we can plug in the values for the initial velocity (v0) and the initial height (h0) to find the equation that describes the ball's height as a function of time.
v0 = 64 ft/s (initial velocity)
h0 = 12 ft (initial height)
Now, we can write the function for the ball's height:
h(x) = -16x^2 + 64x + 12
To find when the ball hits the ground, we need to solve for x when h(x) = 0:
0 = -16x^2 + 64x + 12
This is a quadratic equation, and we can solve it using the quadratic formula:
x = (-b ± √(b^2 - 4ac)) / 2a
In this case, a = -16, b = 64, and c = 12.
x = (-64 ± √(64^2 - 4*(-16)12)) / 2(-16)
First, we find the discriminant (b^2 - 4ac):
64^2 - 4*(-16)*12 = 4096 + 768 = 4864
Now we can plug the discriminant back into the quadratic formula:
x = (-64 ± √4864) / (-32)
We have two possible solutions:
x1 = (-64 + √4864) / (-32)
x1 = (-64 + 64) / (-32)
x1 = 0
x2 = (-64 - √4864) / (-32)
x2 = (-64 - 64) / (-32)
x2 = 128 / 32
x2 = 4
Since x1 = 0 represents the initial time when the ball is kicked, we discard this solution.
Therefore, the ball will hit the ground after 4 seconds (x2 = 4).
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The height, in feet, after x seconds of an object launched straight up can be found by the function h(x)=−16x2+v0x+h0, where v0 is the initial velocity of the object and h0 is the initial height.
A ball is kicked straight up into the air from a height of 12 ft with an initial velocity of 64 ft/s. After how many seconds does the ball hit the ground?
A standing wave can be mathematically expressed as y(x,t) = Asin(kx)sin(wt)
A = max transverse displacement (amplitude), k = wave number, w = angular frequency, t = time.
At time t=0, what is the displacement of the string y(x,0)?
Express your answer in terms of A, k, and other introduced quantities.
The mathematical expression y(x,t) = Asin(kx)sin(wt) provides a way to describe the behavior of a standing wave in terms of its amplitude, frequency, and location along the string.
At time t=0,
the standing wave can be mathematically expressed as
y(x,0) = Asin(kx)sin(w*0) = Asin(kx)sin(0) = 0.
This means that the displacement of the string is zero at time t=0.
However, it is important to note that this does not mean that the string is not moving at all. Rather, it means that the string is in a state of equilibrium at time t=0, with the maximum transverse displacement being A.
As time progresses, the standing wave will oscillate between the maximum positive and negative transverse displacement values, creating a pattern of nodes (points of zero displacements) and antinodes (points of maximum displacement).
The wave number k and angular frequency w are both constants that are dependent on the physical properties of the string and the conditions under which the wave is being produced.
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YOU GET 60 POINTS!! Ronald rents a car from Cheap Rent-a-Car for $25 plus $0.05 per mile. Dixon rents a car from Great Cars for $40 plus $0.03 per mile. How many miles must they both drive for their rental fees to be the same?
Answer:
750 miles
Step-by-step explanation:
25+0.05x=40+0.03x
0.02x=15
x=750
A small bar of gold measures 20 mm by 250 mm by 2 mm. One cubic millimeter of gold weighs about 0.0005 ounces. Find the volume in cubic millimeters and the weight in ounces of this small bar of gold.
Answer: v = 40mm * 25mm * 2mm = 2000 mm^3 so, the weight is 2000 mm^3 * .0005oz/1mm^3 = 1oz
Step-by-step explanation:
in a random sample of 400 registered voters, 120 indicated they plan to vote for trump for president. determine a 95% confidence interval for the proportion of all the registered voters who will vote for trump. a. (0.25, 0.34) b. (0.29, 0.30) c. (0.27, 0.32) d. cannot be determined from the information given.
A 95% confidence interval for the proportion of all the registered voters who will vote for trump is (0.25, 0.34).
What is a random sample?
A simple random sample is a subset of people chosen at random from a larger group, all of whom were chosen with the same probability. It is a method of choosing a sample at random.
Here, we have
Given, n = 400
x = 120
95% of confidence interval = z = 1.96
p = 120/400 = 0.3
Now by applying the confidence interval formula, we get
= 0.3 ± 1.96(√{0.3(1-0.3)}/400)
= 0.3 ± 0.0449
= (0.25, 0.34)
Hence, a 95% confidence interval for the proportion of all the registered voters who will vote for trump is (0.25, 0.34).
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Write the following equation in standard form: x^5+2x^3+6x+1/5
Answer: B
Step-by-step explanation:
It already is in standard form.
The equation in standard form is: 5x^5 + 10x^3 + 30x + 1.
How to determine the standard form: x^5+2x^3+6x+1/5To write the equation in standard form, we need to arrange the terms in descending order of exponents and remove any fractions.
The given equation is:
x^5 + 2x^3 + 6x + 1/5
To eliminate the fraction, we can multiply the entire equation by 5:
5(x^5 + 2x^3 + 6x + 1/5)
This simplifies to:
5x^5 + 10x^3 + 30x + 1
So the equation in standard form is:
5x^5 + 10x^3 + 30x + 1.
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worth 11 points and please actually help me instead of just taking the points
Answer:
A' = (-6, -2)
Step-by-step explanation:
A is at ( -3,-1)
The dilation factor is 2 so multiply by 2
A' = (-3*2, -1*2)
A' = (-6, -2)
Answer:
(- 6, - 2)
Step-by-step explanation:
A is at (- 3, - 1)
2(- 3, - 1)
(- 6, - 2)