Answer:
this is as test
Step-by-step explanation:
While in safari, a tourist witnessed a 200 kg lion chasing down an 800 kg water buffalo, and eventually the lion jumping and grabbing on to the buffalo. Before collision the lion was running behind the water buffalo at 20. M/s and the buffalo running away from the lion at 25 m/s. What is the combined speed of the lion and the buffalo after collision?
The combined speed of the lion and the buffalo after the collision is 16.0 m/s.
According to the given information in the question, the lion is running behind the water buffalo at 20.0 m/s and the buffalo is running away from the lion at 25 m/s.
After the collision, the lion jumps on the buffalo, and the combined speed of the lion and the buffalo needs to be calculated. In order to calculate the combined speed of the lion and the buffalo after the collision, we can use the conservation of momentum equation.
Mathematically, the equation can be written as:
initial momentum = final momentum
Let \(m_1\) = mass of lion
Let \(m_2\) = mass of buffalo
Let \(v_1\) i = initial velocity of lion = 20.0 m/s (negative since it is running behind the buffalo)
Let \(v_2\) i = initial velocity of buffalo = 25.0 m/s (positive since it is running away from the lion)
Let \(v_f\) = final velocity of the combined system of lion and buffalo
After the collision, the lion is riding on the buffalo.
Therefore, the mass of the combined system will be \(m_1+m_2\).
Hence, the equation can be written as:
\((m_1 \times v_1i) + (m_2 \times v_2i) = (m_1 + m_2) \times v_f\)
Now, substituting the values, we get:
\((m_1 \times v_1i) + (m_2 \times v_2i) = (m_1 + m_2) \times v_f\)
=> [(200 kg) x (-20.0 m/s)] + [(800 kg) x (25.0 m/s)]
= (200 kg + 800 kg) x vf
=> (-4000 kg.m/s) + (20,000 kg.m/s) = (1000 kg) x vf
=> 16,000 kg.m/s = (1000 kg) x vf
=> vf = 16.0 m/s
Therefore, the combined speed of the lion and the buffalo after the collision is 16.0 m/s.
Answer: 16 m/s
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Resuelve esta equación:
X+12=2. (x+3)
*Equis mas doce es igual a dos por equis mas tres
Answer: Creo que la respuesta es x+3
Espero haber ayudado :D
Theoreticiant (s) credited with developing the mathematical models that predict population growth in each of two competing species a. Rosenzweig and MacArthur
b. Vorhuis c. Gouse
d. Lolka and Voera
The mathematicians credited with developing the mathematical models that predict population growth in each of two competing species are Rosenzweig and MacArthur(OPTION A).
These two scientists developed a theory known as the "competitive exclusion principle," which states that two species competing for the same resources cannot coexist indefinitely. Instead, one species will eventually outcompete and displace the other species.
Rosenzweig and MacArthur's model is based on the Lotka-Volterra equations, which are a set of differential equations that describe the dynamics of predator-prey relationships. They extended this model to include two competing species and developed the concept of the "ecological niche" – the specific set of environmental conditions under which a species can survive and reproduce.
Their model predicts that the two species will reach a stable equilibrium, where their populations remain relatively constant over time. However, the exact outcome of the competition depends on several factors, including the initial population sizes of the two species, the relative strengths of their ecological niches, and the availability of resources.
Overall, Rosenzweig and MacArthur's mathematical model has been influential in the field of ecology, providing a framework for understanding how competing species interact and how ecosystems evolve over time.
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can someone write down the steps how you go from f(x) to g(x)
Answer:
this is an example of your question
I hope it helps
A kite is flying 80ft off the ground, and it's strong is pulled taut. The angle of elevation of the kite is 48 degrees. Find the length of the string. Round your answer to the nearest tenth.
Help meee!!
Answer:
107.7ft
Step-by-step explanation:
\(\dfrac{80}{sin \: 48^{o} } =\dfrac{80}{0,7431448255} \approx 107.7\)
What is the area of the circle?
Answer:
363
Step-by-step explanation:
Formula for area of a circle
A = πr^2
Where r = radius
The circle has a given radius of 11
To find the area of the circle we simply substitute r in the formula with the value of the radius (11)
( Also note that the question says to use 3 for π )
A = πr^2
π = 3
r = 11
Substitute values in formula
A = (3)(11)^2
11^2 = 121
A = 121(3)
121(3) = 363
A = 363
What is -2(3x+12y-5-17x-16y+4) simplified?
-4x+8y+2
28x+8y+2
28x+6y+2
-28x-8y+2
3. for questions 3-5, complete the missing values in each table below using the graph
The missing values are derived from the graph as follows:
3 ) 7, 14, 21, 28, 35
4) 3, 7, 10, 14, 17
5) 1, 21, 10, 49, 19
What is a graph?In mathematics, a graph is defined as a graphical representation or diagram that organizes facts or values. The graph's points frequently reflect the relationship between two or more objects.
In order to solve for the above values, the best way is to spot the function that exists in the graph which is given as:
F(y) = 3.5x
In the first table, where x = 2
y= 3.5 *2
= 7
This iteration goes on and on and is consistent for all the values.
In the second table,
Where F(y) is known, for example 10.5, then x is derived as:
10.5 = 3.5x (divide both sides by 3.5)
x = 3
This iteration goes on and on and is consistent for all the values.
In the third table, we simply swap the values back and forth using the function F(y) = 3.5x to derive all values.
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Manny make cutom balloon animal at kid' birthday partie. He bought a variety pack of rainbow-colored balloon from the Fetive Function Party Store. The pack contain a total of 245 balloon, with the ame number of balloon in each of the 7 color
Manny purchased a variety pack of 245 rainbow-colored balloons, 35 of which were purchased for each of the 7 hues.
According to the question;
For his personalised balloon animal company, Manny purchased a variety pack of balloons in rainbow hues. There was an equal number of balloons in each of the 7 colours, for a total of 245 balloons in the pack.
We may divide the total number of balloons by the total number of colours to get the number of balloons in each colour. In other words, 35 balloons for each colour / 245 balloons is the result.
Thus, there are 35 balloons of each hue in the variety pack. Manny can now make an educated guess as to how many balloon creatures he can create with each hue and arrange his balloon materials correctly thanks to this information.
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I don’t understand this, can someone please explain and show the answers please
your answer would be A. 122/27
Express √75 in basic form
Answer:
\(5 \sqrt{3} \)
Step-by-step explanation:
Frist find which perfect square goes into 75. In this case its 25 * 3. You then find out what is the square root of 25. Which is 5. you put that number outside the radical and the other number inside the radical. resulting in 5 square roots of 3.
Answer: Simplify the radical by breaking the radicand up into a product of known factors, assuming positive real numbers.
Exact Form:
5√3
Decimal Form:
8.66025403…
Given that 6RSB ~ 6ZQM, list the three pairs of congruent angles and state the three equal ratios of
corresponding sides.
PLZ HELp
Answer:
Step-by-step explanation:
,,,
Consider the following function. f(x,y) = 5x4y³ + 3x²y + 4x + 5y Apply the power rule to this function for x. A. fx(x,y) = 20x³y³ +6xy+4
B. fx(x,y) = 15x⁴4y² + 3x² +5
C. fx(x,y)=20x⁴4y² +6x² +5
D. fx(x,y)= = 5x³y³ +3xy+4
To apply the power rule for differentiation to the function f(x, y) = 5x^4y^3 + 3x^2y + 4x + 5y, we differentiate each term with respect to x while treating y as a constant.
The power rule states that if we have a term of the form x^n, where n is a constant, then the derivative with respect to x is given by nx^(n-1).
Let's differentiate each term one by one:
For the term 5x^4y^3, the power rule gives us:
d/dx (5x^4y^3) = 20x^3y^3.
For the term 3x^2y, the power rule gives us:
d/dx (3x^2y) = 6xy.
For the term 4x, the power rule gives us:
d/dx (4x) = 4.
For the term 5y, y is a constant with respect to x, so its derivative is zero.
Putting it all together, we have:
fx(x, y) = 20x^3y^3 + 6xy + 4.
Therefore, the derivative of the function f(x, y) with respect to x is fx(x, y) = 20x^3y^3 + 6xy + 4.
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Ximena needs to order some new supplies for the restaurant where she works. The restaurant needs at least 333 spoons. There are currently 255 spoons. If each set on sale contains 6 spoons, which inequality can be used to determine ss, the minimum number of sets of spoons Ximena should buy?
In linear equation, Joshua should buy is 255 + 6s ≥ 333.
What is linear equation in math?
A linear equation is a first-order (linear) term plus a constant in the algebraic form y=mx+b, where m is the slope and b is the y-intercept.
Sometimes, the aforementioned is referred to as a "linear equation of two variables," where x and y are the variables.
Let the sets of spoons be represented by s
The restaurant needs at least 333 spoons.
Each set on sale contains 8 spoons
There are currently 333 spoons.
At least as an inequality is ≥
Hence:
255 + 6 × s ≥ 333
255 + 6s ≥ 333
Therefore, inequality tha can be used to determine s the minimum number of sets of spoons Joshua should buy is
255 + 6s ≥ 333
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If a varies directly as the cube root of b and if a=3 and b=64.find the formula connecting the variables hence find b when a=15/4
Answer:
b = 125
Step-by-step explanation:
Given a varies directly as \(\sqrt[3]{b}\) then the equation relating them is
a = k\(\sqrt[3]{b}\) ← k is the constant of variation
To find k use the condition a = 3 , b = 64 , then
3 = k\(\sqrt[3]{64}\) = 4k ( divide both sides by 4 )
\(\frac{3}{4}\) = k
a = \(\frac{3}{4}\) \(\sqrt[3]{b}\) ← equation of variation
When a = \(\frac{15}{4}\) , then
\(\frac{15}{4}\) = \(\frac{3}{4}\) \(\sqrt[3]{b}\) ( multiply both sides by 4 to clear the fractions )
15 = 3\(\sqrt[3]{b}\) ( divide both sides by 3 )
5 = \(\sqrt[3]{b}\) , then
b = 5³ = 125
Which set contains at least one irrational number?
Answer: answer set C
The square root of 195 is irrational. Even if there is a divisor of 2 after we square the number, the number still remains irrational.
The rest of the choices have rational numbers. There is an 8.22 repeating, but the repeating decimal indicates that the number is still rational. Negative numbers are rational integers.
A pole that is 3.1 m tall casts a shadow that is 1.1 m long. At the same time, a nearby building casts a shadow that is 37.25 m long. How tall is the building?Round your answer to the nearest meter.х5?
Let's determine the height of the building using ratios and proportions.
\(\text{ }\frac{\text{ Height of Pole}}{\text{ Shadow length of Pole}}\text{ = }\frac{\text{ Height of Building}}{\text{ Shadow length of Building}}\)\(\text{ }\frac{\text{ 3.1}}{\text{ 1.1}}\text{ = }\frac{\text{ h}}{\text{ 37.25}}\)Where,
h = height of the building
We get,
\(\text{ }\frac{\text{ 3.1}}{\text{ 1.1}}\text{ = }\frac{\text{ h}}{\text{ 37.25}}\)\(\text{ 3.1 x 37.25 = h x 1.1}\)\(115.475=1.1h\)\(\frac{115.475}{1.1}=\frac{1.1h}{1.1}\)\(\begin{gathered} \text{ 104.97727272727 = h} \\ \text{ h = 104.97727272727} \end{gathered}\)\(\text{ h }\approx\text{ 105 m}\)
Therefore, the height of the building is approximately 105 m.
2(-3s+1-5) Pls HELP!
Multiplying a measure
by a scale to produce a
reduced or enlarged
measure
Answer:
we conclude that:
If the scale factor > 1, the image is stretchedIf the scale factor < 1, the image is reducedIf the scale factor = 1, the image and object will be congruentStep-by-step explanation:
A dilation is a transformation which generates an image that is the same shape as the original object but in a different size.
The image can be obtained by multiplying the measure of the original object by a scale factor.
If the scale factor > 1, the image is stretched
If the scale factor < 1, the image is reduced
If the scale factor = 1, the image and object will be congruent
For example, if we multiply the measure of the coordinates of the vertex A(2, 2) of a triangle by a scale factor of 2, the image A' is stretched as the scale factor > 1.
Dilation with scale factor 2, multiply by 2.
(x, y) → (2x, 2y)A(2, 2) → (2(2), 2(2)) = A'(4, 4)
So, the image point A'(4, 4) is enlarged.
Dilation with scale factor ½, multiply by ½.
(x, y) → (½x, ½y )A(2, 2) → (2(1/2), 2(1/2)) = A'(1, 1)
So, the image point A'(1, 1) is reduced.
Therefore, we conclude that:
If the scale factor > 1, the image is stretchedIf the scale factor < 1, the image is reducedIf the scale factor = 1, the image and object will be congruentIf f(x)=3x^2 and g(x)=4x^3+1 what is the range of (f°g)(x)?
Someone pls help
Answer:
= 3*(4x^3+1)^2
= degree 6
Step-by-step explanation:
Using the calculus rule, how could the following derivative be rewritten as 2 partial derivatives?(dx/dz) at constant y
Using the calculus rule, we can rewrite the total derivative (dx/dz) at constant y as the sum of two partial derivatives.
The total derivative (dx/dz) at constant y can be rewritten as the sum of two partial derivatives:
(dx/dz) = (∂x/∂y)*(∂y/∂z) + (∂x/∂z) at constant y
Apply the chain rule
The chain rule in calculus allows us to find the derivative of a function with respect to another variable, by considering how the intermediate variables change.
In this case, we want to find (dx/dz) at constant y.
The chain rule states:
(dx/dz) = (dx/dy)*(dy/dz) + (dx/dz) at constant y
Identify the partial derivatives:
Since we want to rewrite (dx/dz) as a sum of two partial derivatives, we will keep the terms (dx/dy) and (dy/dz) as partial derivatives:
(dx/dz) = (∂x/∂y)*(∂y/∂z) + (∂x/∂z) at constant y
Final answer
The total derivative (dx/dz) at constant y can be rewritten as the sum of two partial derivatives:
(dx/dz) = (∂x/∂y)*(∂y/∂z) + (∂x/∂z) at constant y.
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(true or false?) with cumulative preferred stock, if a dividend is missed, it must be paid at a later date before dividends may resume to common stockholders.
The statement is true. Cumulative preferred stockholders have the right to receive any missed dividends at a later date before dividends can resume to common stockholders.
Cumulative preferred stock is a type of stock that has a provision ensuring that if a company fails to pay dividends on the preferred stock in a particular period, the unpaid dividends accumulate and must be paid to the preferred shareholders before any dividends can be paid to common shareholders. This provision is known as cumulative dividend rights.
The purpose of cumulative preferred stock is to provide additional protection to the preferred shareholders.
It guarantees that if the company experiences financial difficulties and is unable to pay dividends in a given period, the unpaid dividends will not be lost permanently but will accrue as an obligation to be paid in the future.
This helps to maintain the integrity of the preferred stock as an income-generating investment.
Once the cumulative preferred stockholders receive the accumulated unpaid dividends, the company can then resume paying dividends to common stockholders. This ensures that preferred stockholders are prioritized in receiving their entitled dividends before common stockholders receive any distributions.
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Item 1
Which measurement is equivalent to 1 kilogram?
10,000 grams
1,000 grams
100 grams
10 grams
Find the Volume please help
calculate the volume of a hemisphere with radius 3.2 cm?
Answer:
128.61 cm
Step-by-step explanation:
Given, radius of the sphere, r=3.2cm.
Therefore, the surface area of sphere =4πr2
=4π(3.2)2 cm2
=4×3.14×3.2×3.2 cm2
=128.61 cm2.
Hope this helped out...
Answer:
Step-by-step explanation:
v=(2/3)πr3
v=(2/3)*22/7*3.2^3
v=68.6cm^3
Brandon bought snacks for his team's practice. He bought a bag of popcornfor $2.11 and a 6-pack of juice bottles. The total cost before tax was $11.41.Write and solve an equation which can be used to determine x, how mucheach bottle of juice costs?
x represents the cost of each bottle of juice. Given that he bought a pack containing 6 bottles of juice, the cost of the 6 pack juice bottles would be $6x
Given that the total cost of a bag of popcorn which costs $2.11 and a 6-pack of juice bottles is $11.41, it means that
2.11 + 6x = 11.41
6x = 11.41 - 2.11
6x = 9.3
x = 9.3/6
x = 1.55
The cost of each bottle of juice is $1.55
Scale: 4 inches = 21 miles If the drawing length is 13 inches, what is the actual length?
Answer:
Step-by-step explanation:
do 21 ÷ 4 = 5.25
Now we have 5.25 miles for each inch. So all we have to do is multiply 5.25 by 13 to find the answer:
5.25 × 13 = 68.25
Let me know if this helped!
On a coordinate plane, 2 triangles are shown. Triangle A B C has points (negative 1, 1), (negative 4, 1) and (negative 1, 5). Triangle L M N has points (1, negative 1), (1, negative 4), and (5, negative 1). Which best explains whether or not ΔABC ≅ ΔLMN? The figures are congruent because a 270° rotation about the origin and then a reflection over the x-axis will map ΔABC onto ΔLMN. The figures are congruent because a 180 rotation about the origin and then a reflection over the x-axis will map ΔABC onto ΔLMN. The figures are not congruent because point B corresponds with point N and point C corresponds with point M. The figures are not congruent because there is no rigid transformation or combination of rigid transformations that will map ΔABC onto ΔLMN.
Answer:
The figures are congruent because a 270° rotation about the origin and then a reflection over the x-axis will map ΔABC onto ΔLMN.
in square $abcd$ with sides of length 4 cm, $n$ is the midpoint of side $bc$ and $m$ is the midpoint of side $cd$. what is the area of triangle $amn$, in $\text{cm}^2$?
the area of triangle $AMN$ is 8 square cm.
To find the area of triangle $AMN$, we need to determine the lengths of its base and height.
In square $ABCD$ with side length 4 cm, $N$ is the midpoint of side $BC$, so $BN = NC = \frac{1}{2} \cdot 4 = 2$ cm.
Similarly, $M$ is the midpoint of side $CD$, so $CM = MD = \frac{1}{2} \cdot 4 = 2$ cm.
Now, we can see that $AM$ is the height of triangle $AMN$ and has a length of 4 cm, as it is parallel to side $AD$ of the square.
$AN$ is the base of triangle $AMN$ and has a length of $BN + CM = 2 + 2 = 4$ cm.
Therefore, the area of triangle $AMN$ is given by:
$A_{AMN} = \frac{1}{2} \times \text{base} \times \text{height} = \frac{1}{2} \times 4 \times 4 = 8$ square cm.
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A circle has a circumference of 47.1 cm and a diameter of 15 cm.
What number represents the ratio of the circumference to the diameter of this circle?