What is the solution of StartFraction 1 Over c minus 3 EndFraction minus StartFraction 1 Over c EndFraction = StartFraction 3 Over c (c minus 3) EndFraction?
c = 0 and c = 3
all real numbers
all real numbers, except c ¹ 0 and c ¹ 3
no solution
Answer:
All real numbers except c = 0 and c = 3.Explanation:
The equation is:
[tex]\dfrac{1}{c-3}-\dfrac{1}{c}=\dfrac{3}{c(c-3)}[/tex]
Since c - 3, c, and c(c - 3) are he denominators, none of them can be equal to zero:
c ≠ 0c - 3 ≠ 0 ⇒ c ≠ 3c (c - 3) ≠ 0 ⇒ c ≠ 0 and c ≠ 3.Now you can multiply both sides of the equation by the common denominator: c (c - 3):
[tex]c-(c-3)=3\\\\c-c+3=3\\\\0=3-3\\\\0=0[/tex]
That means the equality is valid for all real numbers for which it is defined, which is all real numbers except c = 0 and c = 3.
The solution of the given equation can be all real numbers, except c = 0 and c = 3.
Given the following equation:
[tex]\frac{1}{c\;-\;3} -\frac{1}{c} =\frac{3}{c(c\;-\;3)}[/tex]Note: The denominators cannot be equal to zero (0) because a division by zero (0) is undefined.
Next, we would multiply both sides of the given by the lowest common multiple (LCM).
The lowest common multiple (LCM) is c(c - 3).
[tex]c(c\;-\;3) \times (\frac{1}{c\;-\;3} -\frac{1}{c}) =\frac{3}{c(c\;-\;3)} \times c(c\;-\;3)\\\\c - [c\;-\;3]=3\\\\c-c+3=3\\\\0=3-3\\\\0=0[/tex]
Therefore, the solution of the given equation can be all real numbers, except c = 0 and c = 3.
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Help!!!Most points and brainlest to best answered
1.a company that has 360 employees was interested in determining the average salary of its employees, to figure this out the company divided the employees in to four groups;managers,drivers,office staff, and production staff,and then randomly selected employees from each group.What type of sampling method did they use?
a.stratified random sampling
b.systematic sampling
c. cluster sampling
d. simple random sampling
Answer: D
Explanation:
Answer:
d. simple random sampling
Explanation:
Hope this helps
What does the quote from Trotsky’s Diary in Exile reveal about his and his like-minded comrades’ point of view regarding the fate of the Romanovs? Cite evidence from the text to support your answer.
Answer:
Trotsky’s Diary in Exile quote reveals urgency, cruelty, categorical ending.
Explanation:
“not only expedient but necessary." the urgency of "justice".
"The execution of the czar’s family was needed..." cruelty.
"...ahead lay either complete victory or complete ruin… " categorical ending.
An object is rotating at a constant angular velocity of 0.50 rad/s. What angle (in deg) does the object rotate through in 12 s?
(0.50 rad/s) * (12 s) = 6 rad
Convert this to degrees; for every π rad, you have 180º, so
6 rad = (6 rad) * (180/π º/rad) = (1080/π)º
or about 343.76º.
how does hurston’s perspective toward race differ from other black writers from her era (APEX)
Answer: Hurston is more joyous and content with her race than many of her black peers.
Explanation: APEX
Answer:
Hurston is more joyous and content with her race than many of her black peers.
Explanation:
She focuses on highlighting the positive aspects of her racial identity.
Which system works with the lungs so the cells of your body receive oxygen?
Answer:
The lungs and respiratory system allow oxygen in the air to be taken into the body.
Answer:
circulatory system
Which of the following statements is TRUE of attachment?
A. it's a learned physical behavior.
B. it's an important two-way experience between infant and adult.
C. it’s only an issue post toddlerhood.
D. it's not important during the first year.
Answer: B
Explanation: the bond that a mother and infant form is a bond that could and should last a life time. The bond is how the child knows who its mother is from birth verses everyone else around the child.
The statement which is true about attachment is that it is an important two-way experience between infant and adult. Thus, the correct option for this question is B.
What is Attachment?Attachment may be defined as an intense and undergoing emotional bond that significantly attaches one person to another with respect to time and space.
Attachment is a type of innate physical and emotional behavior. So, the first option is eliminated. This emotional bond is present in each and every individual throughout their life since birth. So, the third option is eliminated. This behavior is important for each individual throughout their life span. So, the fourth option is also eliminated.
Therefore, attachment is an important two-way experience between infants and adults. Thus, the correct option for this question is B.
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What is the central idea of the role of myths
Answer:
One answer is that it leans on the message impossible is not impossible and indicates precise reasoning for general things ie) one myth to many others in maths some people would say maths it is not creative; but I guess it has a key magic factor over time for those who both study or have basic skills from and through at least problem solving.
Such myth can be reversed for those who find the study of maths interesting.
As the basics for some people do not find it challenging enough just repetitive and wouldn't understand what context of creativity.
As extract shows below.
Explanation:
Creativity is as central to mathematics as it is to art, literature, and music. The act of creation involves diametrical opposites--working intensely and relaxing, the frustration of failure and elation of discovery, satisfaction of seeing all the pieces fit together. It requires imagination, intellect, intuition, and aesthetic about the rightness of thing
A claim made in paragraph two states having access to computers at the center would make it easier for those kids to do their school work, which is not a piece of evidence supporting that claim.
Answer:
We like to play our favorite video games on our smart phones.
Explanation:
Direct PLUS loans are taken out by _____.
A. Students’ parents
B. The college the students attends
C. The federal government
D. Students
Answer:
Students' parents
Explanation:
Describe two ways supranationalism has affected the functions of international boundaries in Europe
Answer:
The answer is stated below.
Explanation:
Supranationalism refers to the merging of nation-states into one group or alliance, politically and economically.
a) Due to the impacts of the European Union, the common currency euro is used internationally by the European Union states. Currency exchange at the borders of states in Europe is no longer necessary now.
b)Throughout the European Union member states, there is free trade at borders. There is no curtailment at border crossings.
What are the standard si units for speed
Answer:
m/s, m s−1
Explanation:
Speed has the dimensions of distance divided by time. The SI unit of speed is the metre per second, but the most common unit of speed in everyday usage is the kilometre per hour or, in the US and the UK, miles per hour. For air and marine travel the knot is commonly used.
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Integrate sec(4x)tan(4x)dx
Answer:
sec(4x) + C
Explanation:
original problem: ∫sec(4x)tan(x)dx
use integration by substitution (u-sub) by setting u = 4x
if u = 4x, then du/dx = 4 and du = 4dx (dx = du/4)
after substitution the integral is ∫sec(u)tan(u)(du/4)
move the 1/4 out of the integral by using the integral Constant rule to form 1/4∫sec(u)tan(u)du
the anti-derivative of sec(u)tan(u) is sec(u), memorize your trigonometric derivatives!!!!
after integration, we get sec(u)/4 + C , now plug u back into the equation
sec(4x) + C is the general solution
∫sec(4x)tan(4x) dx = sec(4x) + C
Integration is a mathematical operation that involves finding the antiderivative of a function. It reverses the process of differentiation and allows us to determine the original function from its derivative. Integration is commonly used to calculate areas under curves and to solve various problems in calculus and mathematical analysis.
To integrate the given expression ∫sec(4x)tan(4x) dx, we can use the substitution method.
Let's denote u = sec(4x). Then, du = sec(4x)tan(4x) dx.
Now, we rewrite the integral in terms of u:
∫sec(4x)tan(4x) dx = ∫du.
Integrating du with respect to u gives us:
∫du = u + C.
Finally, substituting back the expression for u, we get:
∫sec(4x)tan(4x) dx = sec(4x) + C, where C is the constant of integration.
Emerson’s view of nature
When hydrogen is used in a fuel cell, the only waste product is/are
A) nitrogen oxides
B) carbon dioxide
C) methane
D) water
E) none of the above
Answer: D) water
Explanation: When pure hydrogen is used as the fuel, the only by-products generated from the fuel cell are pure water and heat.
When hydrogen is used in a fuel cell, the only waste product is water. Hence option D is correct.
What is fuel cell?Fuel cell is defined as a type of electrochemical cell that uses two redox processes to transform the chemical energy of fuel and oxidizer into electrical energy. Transportation, material handling, and permanent, portable, and emergency backup power are just a few of the many uses for fuel cells.
Through the usage of a fuel cell, the reaction between hydrogen and oxygen can produce energy. Such a cell was employed in the Apollo space program and provided two functions: it acted as a fuel source and a water source. Fuel cells that utilize hydrogen can produce electricity through a chemical reaction as opposed to combustion, with the only byproducts being heat and water.
Thus, when hydrogen is used in a fuel cell, the only waste product is water. Hence option D is correct.
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explain how different modes and locations of production have developed and changed over time
Production modes and locations have evolved significantly over time From scattered agricultural production to concentrated manufacturing in urban centers and the current trend of decentralized and sustainable production, these shifts have shaped societal structures, economies, and trade patterns.
How have the changes occurred
Agricultural Revolution: Initially, societies relied on subsistence farming in scattered locations.
The Agricultural Revolution introduced more efficient farming methods, allowing for surplus production and the establishment of permanent settlements.
This led to concentrated agricultural production in specific regions, fostering trade and specialization.
Industrial Revolution: The Industrial Revolution transformed production modes by introducing machinery, leading to the concentration of manufacturing in urban centers.
Bill Board is trying to reduce his sodium intake to an average of 2300 mg.
He records his sodium intake for 4 days.
The amounts are 2150 mg, 3005 mg, 2700 mg, and 2315 mg.
What is the patient’s average daily intake of sodium for those 4 days?
What would his 5th day sodium intake need to be to drop him below an average of 2300 mg
Answer:
mean average = 2542.5 mg
1330 mg
Explanation:
The patient's average daily intake of sodium for those 4 days can be calculated by taking the mean average of the sample amounts given over the number of the total days.
[tex]mean average = \frac{2150+3005+2700+2315}{4}[/tex]
[tex]mean average = \frac{10170}{4}[/tex]
mean average = 2542.5 mg
Therefore the patient's average daily intake of sodium for those 4 days = 2542.5 mg
What is the patient’s average daily intake of sodium for those 4 days?
What would his 5th day sodium intake need to be to drop him below an average of 2300 mg
given that mean average = 2300; we can also determine the fifth day sodium intake as follows:
[tex]mean average = \frac{2150+3005+2700+2315+y}{5}\\2300 = \frac{2150+3005+2700+2315+y}{5}[/tex]
[tex]2300*5 =2150+3005+2700+2315+y[/tex]
[tex]11500 = 10170 +y[/tex]
[tex]11500-10170 =y[/tex]
y = 1330 mg
Hence, his sodium intake for the fifth day will be 1330 in order to drop him below an average of 2300 mg
(a) Calculating the Average Daily Sodium Intake for 4 Days
First, we need to calculate Bill Board's average daily sodium intake over the 4 recorded days. To do this, we sum the sodium intake for each day and then divide it by the number of days.
The recorded sodium intakes are:
- Day 1: 2150 mg
- Day 2: 3005 mg
- Day 3: 2700 mg
- Day 4: 2315 mg
Step 1: Sum the Sodium Intakes2150 + 3005 + 2700 + 2315 = 10170 mg
Step 2: Calculate the AverageAverage = [tex]\frac{10170 \, \text{mg}}{4 \, \text{days}}[/tex] = 2542.5 mg/day
So, Bill's average daily sodium intake over the 4 days is 2542.5 mg.
(b) Calculating the Required Sodium Intake on the 5th Day
Next, we need to determine the sodium intake on the 5th day which would bring the average sodium intake down to below 2300 mg over the 5 days.
Step 1: Set Up the EquationLet x be the sodium intake on the 5th day.
To achieve an average intake of 2300 mg over 5 days, the total sodium intake for the 5 days should be:
2300 mg/day × 5 days = 11500 mg
We already have the total sodium intake for the first 4 days:
10170 mg
We set up the equation:
10170 mg + x = 11500 mg
Step 2: Solve for xx = 11500 mg - 10170 mg = 1330 mg
So, Bill's sodium intake on the 5th day needs to be 1330 mg to bring his average daily intake below 2300 mg.
How can online text sources be used?
to download a new movie to your computer
to find information for a research paper
O to video chat with a friend or family member
to send e-mails or texts to friends
Online text sources be used To find information for a research paper.
What is Online text?
Online texting is the act of sending a text message to a mobile phone via an online service. Contrary to what you might believe, it is both more frequent and simple. You already have the abilities to send your first bulk text if you've sent out a marketing email. With services like EZ Texting, all you need to do to get started is sign up, upload your contacts who have given their consent, and start sending messages. You can accomplish this using any internet-connected device, including a laptop, computer, tablet, or smartphone. Using an internet service for texting only makes sense if you wish to communicate with more than 100 people, regardless of the type of phone or software they use. You can SMS thousands of people at once using internet software.
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Rice cultivation in Southeast Asia is largely what kind of activity?
Answer:
substinence
Explanation:
Explain why a government might use rationing and what some effects of rationing could be.
(ECON)
Answer:
The reason why the government might use rationing is in certain circumstances where there isn't enough food, such as during times of war or crisis. Rationing could even be used during special events such as sport games or concerts. Rationing is unfair however, it is also very expensive to put into effect and it creates black markets. An example from the last 10 years of when rationing was done was during the time Hurricane Katrina hit. A lot of things were rationed such as food, water, and even oil. After Hurricane Katrina hit, the rationing lasted about a few more weeks after the hurricane was over
Which areas are most highly (and quickly) affected by an increase in carbon emissions (and increase
in fossil fuel consumption)? How would these effects manifest themselves? What are the
dangers/benefits to these areas?
Answer:
Explanation:
The atmosphere will be most affected due to increase in carbon. When there is increase in the amount of carbon, it will lead to increase in atmospheric warming. The increase in temperature will also lead to increase in the rate of evaporation and cause wetter atmosphere which leads to vicious cycle of further warming.
This increase has its pros, absence of carbon dioxide and other green house gases in the air will cause the earth to be frozen.
The writer wants to add a sentence after sentence 2 that previews the main line of reasoning in the paragraph. Which of the following best achieves this goal?
A. The Knights of Columbus, along with the Italian American Leader Generoso Pope, were instrumental in lobbying to have Columbus Day declared a federal holiday
B. When President Franklin Delano Roosevelt declared Columbus Day a holiday, it was celebrated on October 12 of every year until 1971.
C. However, several states-Alaska, Florida, Hawaii, Oregon, South Dakota, and Vermont-do not celebrate Columbus Day at all
D. In the last few decades, however, a new holiday has been celebrated on that second Monday in October: Indigenous Peoples’ Day
E. Instead of Columbus Day, however, people in Hawaii celebrate Discovers’ Day on the second Monday in October
Answer:
D
Explanation:
In the last few decades, however, a new holiday has been celebrated on that second Monday in October: Indigenous Peoples’ Day.
How does the decision in Marbury v. Madison (1803) allow the judicial branch to check the power of other branches?
It prevents the president from using executive orders.
It limits the terms in office that a president can serve at two.
It allows the judiciary to limit the power of Congress to introduce and debate bills.
It affirms that the judicial branch can strike down an unconstitutional law.
The decision in Marbury v. Madison established judicial review, allowing the Supreme Court to invalidate unconstitutional laws and maintain checks and balances between government branches.
Explanation:The decision in Marbury v. Madison (1803) is significant because it established the principle of judicial review, which allows the judicial branch to check the powers of the other branches of government. Through judicial review, the Supreme Court asserted the authority to declare laws passed by Congress unconstitutional if they conflict with the Constitution. Consequently, this granted the judiciary a critical role in maintaining the system of checks and balances that is essential for the functioning of a democratic government.
In his opinion, Chief Justice John Marshall stated that "it is emphatically the province and duty of the judicial department to say what the law is." This declaration affirmed that the courts have the power to interpret the Constitution and to ensure that no act of the government exceeds the bounds set by the Constitution. This has been a cornerstone of American constitutional law since the decision was made.
The decision in Marbury v. Madison (1803) established the principle of judicial review, which allows the Supreme Court to strike down unconstitutional laws, serving as a check on the legislative and executive branches. Hence option D) is correct .
Marbury v. Madison and Judicial Review
The decision in Marbury v. Madison (1803) is a cornerstone of U.S. constitutional law, establishing the principle of judicial review. This landmark case affirmed that the judicial branch has the authority to strike down laws passed by Congress if they are found to be unconstitutional. By securing this power, the Supreme Court can effectively check the powers of the legislative and executive branches, ensuring that no law or executive action can supersede the Constitution. The case's outcome highlighted the role of the Supreme Court as a protector of the Constitution, with a unique responsibility to interpret the law and maintain checks and balances within the federal government.
The Supreme Court, through its power of judicial review, serves as a vital check on the actions of both the legislative and executive branches. It can invalidate statutes, prevent the president from taking unconstitutional actions, and thus ensure that all branches of government operate within the limits of the Constitution. The case of Marbury v. Madison demonstrated the Supreme Court's power to nullify legislation and become a central player in the system of checks and balances that characterizes the American government. Hence option D) is correct .
The master of life by pontiac speech, . What elements in the speech sound as though they were probably part of the original myth? 2. How does Pontiac make the myth relevant to the current situation he wants to remedy?
Read the speech again, underlining other metaphors and similes. In your journal or using your computer, write out your interpretation of each metaphor.
Answer:
1- He started his speech making reference to the sky and it´s infinit limits, mentioning their birth rights as part of the land , the country and the spirits that sorround that area.
2- The white ones wanted to eliminate the Native Americans´culture from the American continent, but he made some comments on their culture and beliefs. For him the mith is truely relevant because he mentions that the natives still pay homage to teir deads. They leave the alive world but are still walking around them, observing, communicating and influencing their acts
The master of life by the Pontiac speech the elements in his speech sound to be elements that are making indication to the sky and the limits, mentioning their birthrights as part of the land.
The white wanted to remove the Native Americans 'culture from the American continent and made to have some comments on their cultures and beliefs.Learn more about the Pontiac speech.
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To form memories your nerve cells must undergo ?
Answer:
Long-term potentation
Explanation:
Environmental-protection laws can be bad for the economy because they may do what?
eliminate innovation
reduce government revenue
increase unemployment
limit consumer choice
Answer:
Increase unemployment
Explanation:
If you don’t know, don’t say
Ap3x
Which of the following would cause a decrease in a nation's long-run economic growth?
I. A decline in productivity.
II. An increase in the labor force participation rate.
III. A decrease in the number of hours in the workweek.
I only.
II only.
III only.
I and II only.
I and III only.
Answer:
I and III only, decrease in productivity does indicate production loss can cause harm across the chain of trade and operation. It is important to the investment and to the market each number of hours they work as this tells us if the market is stable. For example financial market contributes output 40% major cities and over 4% for the whole country. Where a decrease in labor force occurs this does not tell us there is a problem with cash flow. It is usually services that suffer with decline in productivity. An example in behavior patterns in populous in manufacturing worldwide, show unhappiness in managerial levels compared to management roles for women in poorer countries, where a decrease in productivity could make this situation worse. a decrease in hours would affect more economically for both poorer countries and financial market output countries which dominate the world today nationally combined. This also includes work hours with adjoining countries for 40% of the world being farming and smaller scientific contributions that show and tell us they are more happier in their work and longer hour patterns. One example of this is within contentment levels found in discrete survey data with both phd Degree Masters etc qualified all in which showed each percentage for managers less in the broader markets of customer service and manufacturing. I and III affects all.
Explanation:
From today please start to write a diary. The diary must include how you, your relatives, Britain & the world have been affected by the Coronavirus.
In order to do this successfully you must read news articles, either in the newspaper, online or on social media.
Make your diary as detailed as possible!
Answer:
ok
Explanation:
ok hello its the middle of the cornoa virus outbreak and me and my family are hiding in an attick and we can only rite to eachother becuz we must keep very very quiet and so the cornonavirus cannot hear us but we are very very scared and me and my family has to keep the oldest grandpas and grandmas enterntained and not scared of the corona so we are now giving my grandma germx and we are also putting the germex on her hair so maybe the lice that she has does not get infected by the corona virus and they maintain very healthy but right now i am so worried because my friedn from roblocx says that she thinks her fish has the corona virus ok my mum says do nut worry i am here to protet you and i says ok but right now i started hearing my mom say that we must wear the yellow suits if we want to go outsid and get food. i do not like the food that we are eating because w e dont have alot of food left and we must eat what there is, yesterday i almost vomited on my british father because we had to cook my granmas biggest and baddest head lice and eat it with lemon and salt but even after i ate my grandma lice with lemonine and salt it sasted relly horrible i never wanyt to eat that again i sayd and i barfed on my britysh fathers shirt and he sayd do not do that and that is all for todey come back tommorow for an updat bye.