Answer:
WHAT THE HECK WHERE IS THE QUESTION
Answer:
PERIOD POOH
Step-by-step explanation:
sum of all three angles of a Triangle is
Answer:
180°
Step-by-step explanation:
the angles in a triangle add up to 180°
Complete the statement.
Two of the solutions of cos (x/2) = -(sqrt2/2) are ° and °.
Two of the solutions of the equation cos(x/2) = -(sqrt2/2) are 135 degrees and 225 degrees (or 3π/4 radians and 5π/4 radians).
Two of the solutions of the equation cos(x/2) = -(sqrt2/2) can be found by considering the unit circle and the properties of cosine.
Since the cosine function represents the x-coordinate of a point on the unit circle, we can look for the angles where the x-coordinate is -(sqrt2/2).
One such angle is 135 degrees (or 3π/4 radians), where the cosine is equal to -(sqrt2/2). At this angle, the x-coordinate of the corresponding point on the unit circle is -(sqrt2/2).
Another angle with the same x-coordinate is 225 degrees (or 5π/4 radians). At this angle, the cosine is also equal to -(sqrt2/2).
Two of the solutions of the equation cos(x/2) = -(sqrt2/2) are 135 degrees and 225 degrees (or 3π/4 radians and 5π/4 radians). These angles satisfy the given equation and have the desired x-coordinate on the unit circle.
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You roll a single 6 sided die. What are the odds of rolling a 4?
A. 1/4
B. 4
C. 4/6
D. 1/6
How many 1/4 cup servings are in 2/3 cup of ice cream
Answer:
tbh i think u just add 1/4+2/3 so yw
Step-by-step explanation:
hope it helped
A rectangle has the sides: 7cm and 3cm. A square has the same perimeter as the rectangle. What is the side length if the square
Answer:
5
Step-by-step explanation:
Perimeter of the rectangle: 3+7+3+7=20
Square perimeter is same as rectangle, so square perimeter is also 20.
Side length is 20/4, which is 5
what is the answer to this question ?
Answer: 40
Step-by-step explanation:
5*2^3 = ? // means comment btw, also I am on my iPad so * means times and ^ power like 2 to the 3rd power
5*2*2*2
(5*2)*(2*2)
10*4
Answer= 40
20 students are standing in a line to buy food at football game the first three students spend 24$ on food how much do thr first three stundents spend on food per person
Answer:
The first 3 student spend $8 per person
Step-by-step explanation:
1. $24=3x (divide both sides by 3)
2. $8=x
Hopefully I understood the question correctly
the following values are true about a function f(x) and f(x)'s antiderivative f(x). x f(x) f(x) 1 -2 2 3 4 5 6 6 4 10 -13 -8 15 12 1 use the table to find ∫310f(x)dx
From the fundamental theorem of Calculus, for provide values of f(x) and F(x), the value of integral, \(\int_{3}^{10 } f(x) dx \), is equals to the -13. So, the option(c) is right one.
The fundamental theorem of calculus is used to link the concept of differentiation function with the concept of integration function. It states that, ' if f(x) is a continuous function over [a, b] and differentiable over (a, b) and F(x) is defined as F(x) = \(\int_{a}^{x } f(t) dt \) then F'(x) = f(x) over the interval [a, b].
We have true values of function f(x) and f'(x) antiderivative F(x) in the attached figure. We have to determine the value of integral \(\int_{3}^{10 } f(x) dx \). Let F(x) be the antiderivative of f(x). So, F'(x) = f(x) --(1)
Now, \(\int_{3}^{10 } f(x) dx \)
Using the equation (1), \( = \int_{3}^{10 } F'(x) dx \)
By fundamental theorem of integral calculus, \(= [ F(x)]_{3}^{10 }\)
= F(10) - F(3)
= - 8 - 5 = - 13
Hence, required value is -13.
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Complete question:
The attached figure contain true values about a function f(x) and f(x)'s antiderivative f(x). x f(x) f(x) 1 -2 2 3 4 5 6 6 4 10 -13 -8 15 12 1 use the table to find ∫310f(x)dx.
a) 16
b) 5
c) - 13
d) 6
Please help Ill give brainy pleas help
11. Simplify |-16| - |-10|.
202606 ☑Explanation –
\(\qquad\) \(\twoheadrightarrow\sf |-16| - |-10| \)
\(\qquad\) \(\twoheadrightarrow\sf 16-10\)
\(\qquad\) \(\twoheadrightarrow\bf \underbrace {16-10}\)
\(\qquad\) \(\twoheadrightarrow\sf 6\)
\(\qquad\) \(\red{\bf{ {Answer = 6 }}} \)
_____________________________________________
The bucket is 30% full. when half way empty it is 15% full. how full is the bucket when 250% full?
Answer:
125%
Step-by-step explanation:
divide 250% by 2
Lessons > Review for Test 4What is the equation of the following graph?AOA. f(1) = 4(4)B. f(t) = 4(2-)C. f(x) = {(4)
We will have the following:
We can see that the function follows a path of exponential decay, so the expression that models it is:
\(f(x)=4(\frac{1}{2})^x\)Using moment generating functions, show that for X ~[(a = 2,ß = 3) and independent = Y ~[(a = 4, ß = 3), the sum X + Y ~[(a = 6,ß = 3) and validate your result with a probability histogram.
To show that the sum of two random variables X and Y, where X follows a gamma distribution with parameters (a = 2, ß = 3) and Y follows a gamma distribution with parameters (a = 4, ß = 3), is also a gamma distribution with parameters (a = 6, ß = 3), we can use moment generating functions (MGFs).
The sum X + Y follows a gamma distribution with parameters (a = 6, ß = 3).
The moment generating function (MGF) of a gamma distribution with parameters (a, ß) is given by:
M(t) = (1 - ßt)^(-a)
Using the properties of MGFs, the MGF of the sum of two independent random variables is the product of their individual MGFs.
Let's calculate the MGF for X and Y separately:
For X ~ [(a = 2, ß = 3)]:
M_X(t) = (1 - 3t)^(-2)
For Y ~ [(a = 4, ß = 3)]:
M_Y(t) = (1 - 3t)^(-4)
Now, let's find the MGF for the sum X + Y by taking the product of the individual MGFs:
M_{X+Y}(t) = M_X(t) * M_Y(t)
= (1 - 3t)^(-2) * (1 - 3t)^(-4)
= (1 - 3t)^(-6)
The resulting MGF (1 - 3t)^(-6) corresponds to a gamma distribution with parameters (a = 6, ß = 3).
In conclusion, by using moment generating functions, we have shown that the sum of two independent random variables X ~ [(a = 2, ß = 3)] and Y ~ [(a = 4, ß = 3)] follows a gamma distribution with parameters (a = 6, ß = 3). The MGF of the sum is (1 - 3t)^(-6), which validates the result.
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PLEASE HELP ! HURRY !! NWEA TEST
Part A- what is the OUTPUT when the INPUT is 2.
Part B- what is the INPUT when the OUTPUT is -1
The ouput at x = 2 is 3 and the input at y = -1 is 0
Part A- what is the OUTPUT when the INPUT is 2.From the question, we have the following parameters that can be used in our computation:
The graph
On the graph, we have
f(2) = 3
This means that the output is 3
Part B- what is the INPUT when the OUTPUT is -1From the question, we have the following parameters that can be used in our computation:
The graph
On the graph, we have
f(0) = -1
This means that the input is 0
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How would you combine like terms with exponents? Do you add the exponents?
Answer: When combining like terms, add or subtract the coefficients. Keep the exponents as they are.
Step-by-step explanation:
You can combine 2x^2 + 3x^2 to get 5x^2. If x =3, 3^2=9 So 2(3)^2 is 18 and 3(3)^2 is 27. 18+27=45 And 5(3)^2= 45. Same result!
You can not combine 2x^2 and 2x^3. If the value of x is 3, 2(3)^2 this term works out to =18 and 2(3)^3 =54
If you add the exponents x^5 becomes 2(3)^5 or 2×243=486. Vastly different values! Don't add exponents unless you are multiplying terms.
Yes, when combining like terms with exponents, you add the exponents only if the terms have the same base.
What is an expression?An expression contains one or more terms with addition, subtraction, multiplication, and division.
We always combine the like terms in an expression when we simplify.
We also keep all the like terms on one side of the expression if we are dealing with two sides of an expression.
Example:
1 + 3x + 4y = 7 is an expression.
3 + 4 is an expression.
2 x 4 + 6 x 7 – 9 is an expression.
33 + 77 – 88 is an expression.
We have,
When combining like terms with exponents, you add the exponents only if the terms have the same base.
For example,
3x² + 9x²
= (3 + 9)x²
= 12x²
And,
2² x 2³
= \(2^{2 + 3}\)
= \(2^5\)
Thus,
Yes, we add the exponents.
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An equivalence relation is any relationship that satisfies the Reflexive, Symmetric, and Transitive Properties. For real numbers, equality is one type of equivalence relation. Determine whether the following relation is an equivalence relation. Explain your reasoning.
"has the same birthday as," for the set of all human beings
The relation "has the same birthday as" is an equivalence relation for the set of all human beings. Since the relation "has the same birthday as" satisfies all three properties, it is an equivalence relation for the set of all human beings.
To determine if the relation "has the same birthday as" is an equivalence relation, we need to check if it satisfies the three properties: Reflexive, Symmetric, and Transitive.
1. Reflexive: Every person has the same birthday as themselves, so the relation is reflexive.
2. Symmetric: If person A has the same birthday as person B, then person B also has the same birthday as person A. Therefore, the relation is symmetric.
3. Transitive: If person A has the same birthday as person B, and person B has the same birthday as person C, then person A also has the same birthday as person C. Hence, the relation is transitive.
Since the relation satisfies all three properties, "has the same birthday as" is an equivalence relation for the set of all human beings. Transitive Property: This property states that if element A is related to element B, and element B is related to element C, then element A is also related to element C. In the case of birthdays, if person A has the same birthday as person B, and person B has the same birthday as person C, then person A also has the same birthday as person C. Thus, the relation is transitive.
Since the relation "has the same birthday as" satisfies all three properties, it is an equivalence relation for the set of all human beings.
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Find the general solution of the differential equation dy/dt = 3t2/8y. Choose the correct answer below.
a. y = ±√t^3/4 + C
b. y = 4t^3 + C
c. y = ±√4t^3+C
d. y = t^3/4+C
Thus, the general solution of the given differential equation dy/dt = 3t^2/8y is y = ±√(4t^3+C).
To find the general solution of the given differential equation dy/dt = 3t^2/8y, we can use separation of variables.
First, rewrite the equation as: (dy/y) = (3t^2/8)dt.
Now, integrate both sides of the equation:
∫(1/y) dy = ∫(3t^2/8) dt.
After integration, we get:
ln|y| = (t^3/8) + C1,
where C1 is the constant of integration.
Now, exponentiate both sides to remove the natural logarithm:
y = e^((t^3/8) + C1).
We can rewrite the constant as follows:
y = e^(t^3/8) * e^C1.
Let C = e^C1, which is also a constant. So,
y = Ce^(t^3/8).
Comparing with the given options, none of them exactly matches our solution. However, option c is the closest to the correct form.
To match the given options, we can rewrite our solution as:
y = ±√(C*4t^3).
This is similar to option c, which is:
y = ±√(4t^3+C).
Note that the given options may not perfectly represent the actual general solution. In this case, the closest answer is option c.
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Find the equation of a line passes throgh the point 3,1 and has a gradient 3
leave answer in form y=mx+c
The required equation of the line passes through the point ( 3, 1 ) and gradient 3 is given by y = 3x - 8.
The line passes through the point (3,1)
and gradient (slope) of 3.
The equation of a line in slope-intercept form is y = mx + c,
where m is the slope and c is the y-intercept.
Now, substitute these values into the slope-intercept form equation to get,
⇒ 1 = 3(3) + c
⇒ 1 = 9 + c
⇒ c = -8
Equation of the line is written by substituting the value of m = 3 and
c = -8 as,
⇒ y = 3x - 8
Therefore, the equation of the line passes through the given point and with given gradient is equal to y = 3x - 8.
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1. According to the podcast, why and how is chicken the reason American trucks dominate the truck market in the United States? Briefly explain. 2. Name two reasons a party (e.g., a politician or an industry association) may want to impose a tariff? 3. Who are they usually trying to protect? Who would be hurt by a tariff on automobiles? Explain. 4. Describe how competition encourages innovation? In your answer to this question, include a discussion on why American trucks "basically stayed the same over the years. 5. Describe ways foreign companies tried to get around American-imposed tariffs on automobiles. 6. Do you think the methods you described in your previous answer are efficient for an economy? Why or why not? 7. Lastly, how can a tariff be used as a bargaining chip? In your opinion, is that a good reason to impose tariffs - why or why not?
1. Chicken became the key product that drove the creation of the Interstate Highway System, which led to the dominance of American trucks in the US truck market.
2. A party may want to impose a tariff to protect domestic industries from foreign competition or to generate revenue for the government.
3. A party is usually trying to protect domestic industries, but a tariff on automobiles would hurt both domestic consumers who would pay higher prices and foreign producers who would face reduced demand.
4. Competition encourages innovation by providing incentives for companies to improve their products and services to stay ahead of their rivals; American trucks stayed the same because they faced little competition due to protectionist policies.
5. Foreign companies tried to get around American-imposed tariffs on automobiles by establishing factories in the US, forming joint ventures with American companies, or exporting through third countries.
6. The methods used to get around tariffs can be efficient in the short term, but they may not be sustainable or desirable in the long term as they can lead to trade imbalances and undermine the competitiveness of domestic industries.
7. Tariffs can be used as a bargaining chip to negotiate better trade deals, but they should be imposed judiciously and only as a last resort to avoid damaging the economy and harming consumers.
1. In the podcast, chicken is cited as the reason why American trucks dominate the truck market in the United States.
This is because in the 1960s, the government imposed regulations on the trucking industry that limited the amount of weight a truck could carry.
To get around these regulations, the industry started using smaller trucks to transport goods, which were often not strong enough to handle the weight.
However, they found that if they put chicken on the back of the trucks, the weight of the cargo would distribute more evenly and the smaller trucks could handle the load.
This led to the development of the modern pickup truck, which is now a staple of the American automobile market.
2. Parties may want to impose tariffs for various reasons, such as to protect domestic industries and jobs from foreign competition, to raise revenue for the government, or to level the playing field in international trade.
Two specific reasons for imposing tariffs could be to protect national security interests or to address unfair trade practices by other countries.
3. Tariffs are usually imposed to protect domestic industries and jobs, and the parties that are being protected are typically the producers of the goods or services in question.
However, tariffs can also harm consumers who may have to pay higher prices for imported goods or may have fewer choices in the marketplace. For example, if a tariff is imposed on automobiles, domestic car manufacturers may benefit, but consumers may have to pay more for cars, and foreign automakers may lose market share.
4. Competition encourages innovation by creating incentives for companies to improve their products or services to gain a competitive advantage.
In the case of American trucks, the lack of competition may have contributed to their lack of innovation over the years. Since they dominated the market, there was little pressure to improve or innovate, and as a result, they have largely stayed the same.
However, the rise of foreign competition in recent years has led American truck manufacturers to invest more in innovation to stay competitive.
5. Foreign companies have tried to get around American-imposed tariffs on automobiles in various ways, such as by moving production to countries not subject to the tariffs, by exporting parts and assembling them in the United States, or by lobbying the government for exemptions or tariff reductions.
6. The methods used by foreign companies to get around tariffs may not be efficient for the economy as a whole because they can lead to higher costs and inefficiencies in the supply chain.
However, they may be necessary for individual companies to remain competitive in the short term.
Ultimately, a more efficient solution would be to address the root causes of the trade imbalances that lead to tariffs in the first place.
7. A tariff can be used as a bargaining chip by threatening to impose tariffs on imports from a country unless they make concessions in trade negotiations.
While this can be an effective strategy in certain situations, it can also lead to a trade war and harm both economies.
In general, tariffs should be used sparingly and as a last resort, and efforts should be made to address underlying trade issues through diplomacy and negotiation.
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Marry wants to buy 8 pounds of grapes.Each pound cost $1.89 Mary has $15 .Does she have enough money to buy the grapes explain
Answer:
NO
Step-by-step explanation:
No she does not have enough money to buy 8 pounds. because for two pounds it costs 3.78 and with 15$ she can buy like six?
While studying the T- and B-cell immune suppressors, the nursing students learn that the most commonly used immune suppressant is:
The selection of the appropriate immune suppressant is made by healthcare professionals based on the specific needs of each patient.
The most commonly used immune suppressant in medical practice is a medication called "cyclosporine." Cyclosporine belongs to a class of drugs known as calcineurin inhibitors and is primarily used to prevent organ transplant rejection.
The activity of T-cells, which are a type of immune cell involved in the body's immune response.
Cyclosporine is also used in the treatment of various autoimmune diseases, such as rheumatoid arthritis and psoriasis, where the immune system mistakenly attacks the body's own tissues.
T-cell activity, cyclosporine helps to reduce the inflammatory response and prevent further damage to the affected organs or tissues.
It's important to note that there are several other immune suppressants available, and the choice of medication depends on the specific condition being treated, the patient's overall health, and individual factors.
A commonly used immune suppressants include corticosteroid methotrexate, azathioprine, mycophenolate mofetil, and tacrolimus.
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Complete question:
While studying the T- and B-cell immune suppressors, the nursing students learn that the most commonly used immune suppressant is what?
(2x+5)
(4y -1)
(3x-33)
Answer: (38, 25) or x = 38 and y = 25
Step-by-step explanation:
We will use the measurement of a straight line and vertical angles to help us solve.
First, vertical angles are congruent. We will set up an equation and use inverse operations to isolate the x variable.
Given:
(3x - 33) = (2x + 5)
Add 33 and subtract 2x from both sides of the equation:
x = 38
Next, we know a straight line is equal to 180 degrees. We can substitute the value we found above for x. Then we will simplify and use inverse operations to isolate the y variable.
Given:
(2x + 5) + (4y - 1) = 180
Substitute for x:
(2(38) + 5) + (4y - 1) = 180
Simplify:
81 + (4y - 1) = 180
Subtract 80 (81 - 1) from both sides of the equation:
4y = 100
Divide both sides of the equation by 4:
y = 25
A cake recipe calls for 170.0 ML of buttermilk. How many cups is
this.
(1.0567 quart= 1 liter and 4 cups = 1 quart)
The amount of buttermilk needed for the cake recipe, which is 170.0 mL, is approximately 0.72 cups.
To convert milliliters to cups, we need to use the given conversion factors. First, we convert milliliters to liters by dividing number by 1000 (since there are 1000 milliliters in a liter). Therefore, 170.0 mL is equal to 0.17 liters.
Next, we convert liters to quarts. Since 1 liter is approximately equal to 1.0567 quarts, we multiply 0.17 liters by 1.0567 to get 0.179939 quarts.
Finally, we convert quarts to cups. Since there are 4 cups in a quart, we multiply 0.179939 quarts by 4 to get approximately 0.72 cups.
Therefore, 170.0 mL of buttermilk is approximately equal to 0.72 cups.
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the amplitude of a sector of πcm² of area and 1.5 cm of radius
The area of the sector is A = π cm² and amplitude is a = 0.75 cm
Given data ,
The area of a sector is given by the formula:
A = (1/2) x r² x θ
where r is the radius of the sector and θ is the central angle in radians.
On simplifying , we get
A = π cm²
r = 1.5 cm
Substituting these values into the formula, we get:
π = (1/2) x (1.5)² x θ
π = (3/4) x θ
Solving for θ, we get:
θ = (4/3) x π
The amplitude of the sector is half of the radius, so:
amplitude = (1/2) x 1.5 cm = 0.75 cm
Hence , the amplitude of the sector is 0.75 cm
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You have $350 dollars in your savings account the account pays an interest rate of 2.25% how much will you earn in interest this year?
Answer:tttaergfzgsfbvzfsbzfzbfs
The amount of interest that you earn after a year will be $7.875.
What is compound interest?A loan or deposit's interest is computed using the starting principle and the interest payments from the ago decade as compound interest.
We know that the compound interest is given as
\(\rm A = P \left (1 + \dfrac{r}{n} \right ) ^{nt}\)
Where A is the amount, P is the initial amount, r is the rate of interest, and t is the number of years.
You have $350 in your savings account, which has a 2.25% interest rate.
Then the amount of interest that you earn after a year will be given as,
I = A - P
I = $350(1 + 0.0225) - $350
I = $350 (1.0225) - $350
I = $357.875 - $350
I = $7.875
The amount of interest that you earn after a year will be $7.875.
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What type of function is shown in the table?
Quadratic
Linear
Cannot be determined
Exponential
Answer:
Quadratic
Step-by-step explanation:
You see a curve pattern
This table shows the linear relationship of the water level in a tank and time.
Enter the rate of change of the water level, in feet per hour.
Step-by-step explanation:
according to the table, the rate of change of the water level =
(40-50)/(2-0)
= -10/2
= -5 ft/hr
_________
\(\:\)
Time = 2 - 0 = 2
Water level = 40 - 50 = -10
Soo :
-10/2 = -5ft/hr
Sam is rowing a boat away from a dock. The graph shows the relationship between time and Sam’s distance from the dock. Evaluate the function for an input of 6.
Write an expression equivalent to (2/5)x(2/5)x(2/5)x(2/5) using a positive exponent
Answer:
2/5^4
Step-by-step explanation:
2/5 is being multiplied four times
When the mean of the sampling distribution is the same value as the population parameter, we can say that the statistic is:________-
When the mean of the sampling distribution is the same value as the population parameter, we can say that the statistic is an unbiased estimator.
What is an unbiased estimator?An unbiased estimator happens to be the situation in statistics where the expected value of a population parameter is the same as the true value of that same parameter.
Hence we can conclude that When the mean of the sampling distribution is the same value as the population parameter, we can say that the statistic is an unbiased estimator.
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Reduce the third order ordinary differential equation y-y"-4y +4y=0 in the companion system of linear equations and hence solve Completely. [20 marks]
To reduce the third-order ordinary differential equation y - y" - 4y + 4y = 0 into a companion system of linear equations, we introduce new variables u and v:
Let u = y,
v = y',
w = y".
Taking the derivatives of u, v, and w with respect to the independent variable (let's denote it as x), we have:
du/dx = y' = v,
dv/dx = y" = w,
dw/dx = y"'.
Now we can rewrite the given differential equation in terms of u, v, and w:
u - w - 4u + 4u = 0.
Simplifying the equation, we get:
-3u - w = 0.
This equation can be expressed as a system of first-order linear differential equations as follows:
du/dx = v,
dv/dx = w,
dw/dx = -3u - w.
Now we have a companion system of linear equations:
du/dx = v,
dv/dx = w,
dw/dx = -3u - w.
To solve this system completely, we need to find the solutions for u, v, and w. By solving the system of differential equations, we can obtain the solutions for u(x), v(x), and w(x), which will correspond to the solutions for y(x), y'(x), and y"(x), respectively.
The exact solutions for this system of differential equations depend on the initial conditions or boundary conditions that are given. By applying appropriate initial conditions, we can determine the specific solution to the system.
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