If we add 2 (a rational number) to \(-2 +\sqrt{3}\), what is the sum? is the sum rational or irrational?
Answers
Irrational numbers are real numbers that cannot be expressed as a fraction or a ratio of two integers. Examples of irrational numbers include √2, π (pi), and e (Euler's number). They have non-repeating, non-terminating decimal representations, extending infinitely without a pattern.
To solve this problem, we simply need to add 2 to -2 + sqrt(3) and simplify the result.
-2 + sqrt(3) + 2 = sqrt(3)
Therefore, the sum is sqrt(3).
Is the sum rational or irrational?
A rational number is a number that can be expressed as a fraction of two integers.
In this case, the sum sqrt(3) cannot be expressed as a fraction of two integers. Therefore, it is an irrational number.
To summarize, the sum of 2 and -2 + sqrt(3) is sqrt(3), which is an irrational number.
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Related Questions
Using the Fe [26] game to model nuclear fusion in a star
You will now model nuclear fusion in a low and a high mass star with the Fe [26] game.
Think about the method you want to use to represent gravity in low mass stars. Note: Nuclear fusion is a random process, which means that you need to move your fingers “randomly” too. Hint: don’t look at the screen while you play!
Play the game! Write down your observations in the first column below.
Repeat, this time to simulate gravity pushing light elements together in a high mass star. Write down your observations in the second column below.
Answers
Observations for low mass star:
I will represent gravity in the low mass star by slowly moving my hand towards the Fe [26] nucleus, gradually increasing the force of attraction.
During the game, it was difficult to get the lighter nuclei to stick together and form heavier nuclei. It required a lot of patience and precise movements.
Eventually, I was able to create some heavier nuclei, but it was a slow and inefficient process.
How r explain the informationIt seemed that the fusion reactions were occurring at a slower rate due to the weaker gravitational pull in the low mass star.
Observations for high mass star:
To simulate gravity pushing light elements together in a high mass star, I will move my fingers more rapidly towards the Fe [26] nucleus, increasing the force of attraction quickly.
Fusion reactions were occurring much more rapidly in the high mass star than in the low mass star.
It was easier to get lighter nuclei to stick together and form heavier nuclei in the high mass star, as the stronger gravitational pull allowed for more efficient fusion.
The game was more challenging, as the rapid movement required to simulate the strong gravity made it difficult to control and aim the nuclei accurately.
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Indian season of class 12 is more earlier than Nepal approx (3 month earlier) .May I eligible for JEE advanced if my board result is not officially declared. I know it takes much time to published results of class 12. If I leave this year I lost my first attempt of jee advanced
Answers
Answer:c
Explanation:
c
What is king’s view of the disorder that is occurring as a result of civil rights demonstrations? it is blocking social progress. It is desirable, as african americans have been suffering injustice for generations it is necessary to the eventual defeat of injustice
Answers
Answer:
c
Explanation:
King’s view of the disorder that is occurring as a result of civil rights demonstrations is that It is necessary to the eventual defeat of injustice.
What are civil rights?Civil rights are known to be a key aspect of democracy. They are said to be the rights that guarantees the act of equal social opportunities and protection as viewed under the law putting aside race, color, etc.
Conclusively, King’s opinion in regards to the disorder that is happened as a result of civil rights demonstrations is that It is needed so that they can be able to the defeat of injustice.
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List and explain five criteria that are important when choosing a specific college.
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Answer:
If you're shopping around for colleges, you're going to want to consider a broad range of factors, such as location, size, cost, academic quality, campus safety, choice of majors, as well as other factors that are important to you personally. Below are some important factors to consider when choosing a college.
If teaching is the top priority at a college a 20 to 1 ratio might be better than that 10 to ratio at a big research-centered institution. No matter where you go, class sizes will vary along with professor attentiveness.
10 Factors To Consider When Choosing a College. 1 1. National and Regional Accreditation. If you want to earn a degree that will help you to create value in today’s job market, it is important ... 2 2. Academic Reputation. 3 3. College Faculty and Administration. 4 4. Physical Location of Campus. 5 5. Size of the College. More items
Here's a list of common criteria: degrees offered majors/minors location (rural or urban setting)/distance from home size of the student population (from small at 1,000 to large at 35,000+) public vs. private costs (tuition, room and board, etc.) financial assistance packages campus resources (labs, libraries, computer access, etc.)
Explanation:
Overall, the most important thing to remember is that you want to find the best fit for the student. Specifically, that includes considerations of cost, academic program, the make-up of the student body, the size of the school and the academic opportunities t that result. Too, things like geography, distance from home, and co-curriculars and the social life, not to mention freshmen retention rates and graduate school are all relevant considerations, and yet for all the things that can be listed, oftentimes it comes down to a feel, a comfort level and that is part of why it is so important to visit, if at all possible, prior to making the decision.
Determine the distance between point (x1, y1) and point (x2, y2), and assign the result to pointsdistance. The calculation is:
Answers
You must be aware that the distance between two points in this scenario could be interpreted as a line. You can use the formula to calculate the length of this line.
What is the full meaning of distance?The distance between two things, points, lines, etc., expressed as a noun. The state of being physically remote from someone or something else is known as remoteness. a line drawn in the universe. To walk 7 miles for one hour would be too time-consuming. a separation; a room: There was a large amount of water surrounding the ship.
Calculation
d: √ [(x2 - x1) ^ 2 + (y2 - y1) ^ 2]
Example,
for points (1.0, 2.0) and (1.0, 5.0):
d: √ [(1 - 1) ^ 2 + (5 - 2) ^ 2]
d: 3.0
Answer:
the distance between point (x1, y1) and point (x2, y2) is:
d: √ [(x2 - x1) ^ 2 + (y2 - y1) ^ 2]
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One hundred eight Americans were surveyed to determine the number of hours they spend watching television each month. It was revealed that they watched an average of 151 hours each month with a standard deviation of 32 hours. Assume that the underlying population distribution is normal. Define the random variable X in words
Answers
The random variable X represents the number of hours Americans spend watching television each month.
In the given scenario, 108 Americans were surveyed, and it was found that they watched an average of 151 hours each month, with a standard deviation of 32 hours. The random variable X helps us quantify and describe the distribution of this data. By defining X as the number of hours spent watching television, we can analyze and make inferences about the population's television viewing habits. The random variable X in this scenario represents the number of hours an individual American spends watching television each month. Each survey respondent's value of X corresponds to the number of hours they reported watching TV. The random variable X allows us to quantify and analyze the variability in TV viewing habits among the surveyed American population.
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A local newspaper claims that the number of flu cases is increasing exponentially. On Monday, there were 8 flu cases reported. On Tuesday, there were 12 flu cases and on Wednesday there were 24 cases reported. On Thursday, there were 30 flu cases. Was the newspaper's claim of exponential increase accurate?
Answers
Answer:
No, it's not an exponential increase.
Explanation:
Given the following data;
Monday = 8 flu cases.
Tuesday = 12 flu cases.
Wednesday = 24 flu cases.
Thursday = 30 flu cases.
An exponential increase has a constant ratio of proportion such as 2, 4, 16, 256, etc.
To determine if the increase is exponential, we would find the ratio of each successive reports
Tuesday : Monday = 12/8 = 1.5
Wednesday : Tuesday = 24/12 = 2
Thursday : Wednesday = 30/24 = 1.25
From the above calculations, we can deduce that the ratio of increase isn't constant. Therefore, the newspaper's claim of an exponential increase is incorrect and not accurate.
Rank the following in terms of size, from largest to smallest:
Planet, comet, dwarf planet, universe, moon, asteroid, meteoroid, star,
galaxy
Answers
Answer:
Universe, galaxy, star, planet, dwarf planet, moon, comet, asteroid, meteoroid.
Qual o conflito que desenvolve as ações de Joe e 22? responde rapido pfvrrrrr
Answers
Explanation:
O conflito que desenvolve as ações de Joe e 22 é que Joe está tentando encontrar sua paixão e propósito na vida para que possa retornar ao mundo dos vivos, enquanto 22 está relutante em encontrar sua paixão e deixar o mundo dos preexistentes.
Point 10 requires that researchers stop experiments at any point when continuation could result in
harmful consequences to the participant. Do you feel like this was done in Charlie's case?
Answers
Answer:
A woman gives Charlie a test in which she shows him pictures of people he has never seen and asks him to invent stories about them.
Explanation:
The role of an organism is an environment is known as
Answers
Answer:
provider because I said so
In what part of the ocean do you find most marine organisms?
Group of answer choices
shallow, coastal waters
fisheries
deep ocean waters
none of the above
Answers
Answer:
shallow, coastal waters is the answer.
how do i fix a broken heart
Answers
Dav La grande empilade De textu a dove la police Diysia Mathieu doit décharger un camion de livraison rempli de caisses de boites de papiers mouchoirs à la pharmacie où il travaille. Il y en a tant qu'il se dit au'en les empilant, il pourrait sûrement relier la Terre à la Lune. Considérant les informations suivantes, quel serait le coût total des boites de papiers-mouchoirs nécessaires pour relier la Terre à la Lune? Attention, Mathieu a aussi une bonne conscience écologiaue et voudrait utiliser le moins de boîtes de papiers-mouchoirs possible! Pense donc à la manière d'empiler les boites pour en utiliser le moins. IMPORTANT: Tu DOIS utiliser la calculatrice pour effectuer tes calculs Attention! Dans un problème. il faut utiliser seulement les informations utiles Dimensions d'une boite de Longueur de 22cm papiers-mouchoirs Largeur de 10cm Hauteur de Bcm Nombre de boites de papiers- 12 boites mouchoirs dans une caisse Masse d'une caisse de 6384-9 papiers-mouchoirs Prix d'une caisse de 12 boites 19,08 $ Nombre de mouchoirs par 100 mouchoirs boites Distance entre la Terre et la 384 467 km Lune Salaire de Mathieu 10,50 $/h
Answers
Answer:
gjesdjbj,sedgm,bmdn,bm,bemd,
Explanation:
sm, mv sxm, bm,zc m bmxc
A few computers at a high-security software firm location have been compromised. The threat actor took user videos, confidential information like bank account ids and passwords, email ids and passwords, and computer screenshots. These confidential data have been shared every three hours from the computers to the threat actor. Which of the following is correct, based on the evaluation of the above observation?.
Answers
Based on an evaluation of the given observation, the correct statement is: C. This is a software keylogger attack, as screenshots, video captures, and keystrokes have been routinely monitored and periodically shared.
What is a keylogger?A keylogger is defined as a keystroke logger or even a keyboard capture that is an activity-monitoring software designed and developed to monitor, record and share a user's personal data with a cyber attacker or hacker.
In Cybersecurity, there are two main types of keyloggers which are;
Hardware keyloggerSoftware keyloggerIn this question, a software keylogger is the one that was used in the attack because screenshots, email ids and passwords, video captures, and keystrokes were routinely monitored and periodically shared with the attacker.
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name some different types of electromagnetic wave .
Answers
Answer:
Radio waves, Microwaves, Infrared, Optical, Ultraviolet, X-rays, and Gamma-rays.
Answer:radio waves,microwaves,x rays,gamma rays, infrared (IR),visible light
Explanation:.
what would be the secondary consumers in the monterey bay off the coast of california
Answers
The secondary consumers in Monterey Bay off the coast of California are sea stars, otters, and small fish.
What are secondary consumers?
The organisms known as secondary consumers are carnivores that consume the prime consumers. The secondary consumers are typically both more numerous and larger.
In the given passage, the secondary consumer in Monterey Bay off the coast of California is sea stars, otters, and small fish. The diagram attached shows the energy pyramid of Monterey Bay.
Therefore, Sea stars, otters, and small fish are the secondary consumers in Monterey Bay off the coast of California.
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The question is incomplete. The passage and article are given below:
Monterey Bay, on the California coast, contains a diverse and complex ecological community. A variety of seaweeds and single-celled algae make up the base of the food web. Many animals, such as sea urchins, abalone, snails, and crabs, graze on these photosynthetic organisms. Otters and small fish eat all of these primary consumers, and in turn, are eaten by orcas and sharks. Orcas eat many other smaller organisms, including dolphins, sea lions, harbor seals, and many kinds of fish. Sea stars prey on sea urchins, abalone, and snails, whereas octopuses eat crabs, fish, and sea stars. Sea lions and harbor seals eat predominantly fish. Sea cucumbers eat dead organic matter that falls to the sea floor. Place each of the organisms in the trophic pyramid based on where it gets its energy. Each organism will be used only once, even if some of the organisms consume organisms from several trophic levels.
7. List two types of thank-you letter formats and specify when a thank-you letter should be sent.
Answers
Answer:if you get like money for christmas or ur b-day
Explanation:
Thank-you letters can either be formal or informal and they can be sent for example when we receive a gift from someone.
What are thank-you letters?Thank-you letters are letters which are written to thank others for a good deed they have done for us or to us.
Thank-you letters can either be formal or informal in nature.
Thank-you letters are written for example when we receive a gift from someone or when we benefit from someone's service such as a doctor taking care of us.
Therefore, thank-you letters can either be formal or informal and they can be sent for example when we receive a gift from someone.
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There are two types of Direct Stafford Loans, the Direct Subsidized Loan and
the:
Answers
Answer: Interest rates on Direct Stafford Loans are fixed for the life of the loan. Each loan disbursement carries a fee currently at 1.059 percent of the loan amount for disbursements made on or after October 1, 2019 and before October 1, 2020. There are two types of Direct Stafford Loans: Subsidized and Unsubsidized.
Hope this helps....... Stay safe and have a Merry Christmas!!!!!!!!! :D
Explanation:
Answer:
Direct Unsubsidized Loan.
Explanation:
its right
If 3s=7 and 4t=12 , then what is the value of s−t ?
Answers
Answer:
-2/3
Explanation:
3s=7
Divide 3 on both sides
s=7/3
4t=12
Divide 4 on both sides.
t= 3
7/3-3=
-2/3
Where were the empires of Ghana, Mali, and Songhai located? i will mark brainlyest if u anser and leave like on my profile
Answers
Answer:
the empires of Ghana,Mali and Songhai located on the western Africa since the 16 century
Which expression is equivalent to 6x-9/3
Answers
Answer:-18
Explanation:
Answer:
its b
Explanation:
i took the quiz
E. Verb Tenses (10 sentences)
1. By the time the customs officers came, the smugglers,
Linda yesterday.
2. 1 Sw
3. Listen! The doorbell Pi
4. If I knew
5. Dil you
her well. I would speak to her.
call
Georgia last night?
hard, you will pass the test.
10%
Stady
6. If you
7. I didn't sleeh for two days.
Rinking
8. Tom avoids
she usually
10. If he buys a new car, he will sell his old one.
(escape)
(500)
(know)
(call)
(study)
(not/sleep)
(drink)
a party on her birthday? (have)
(sell)
(ring)
Answers
2. I swim every morning to stay in shape.
3. Listen! The doorbell is ringing.
4. If I knew her well, I would speak to her.
5. Did you study hard? You will pass the test.
6. If you don't call Georgia last night, she will be upset.
7. I haven't slept for two days.
8. Tom avoids drinking alcohol.
9. What kind of party will she usually have on her birthday?
10. If he buys a new car, he will sell his old one.
The lines on the graph below represent the cost of apples at four different stores. A graph titled Cost of Apples has pounds of apples on the x-axis and total cost in dollars on the y-axis. Line A goes through points (0, 0) and (4, 3). Line B goes through points (0, 0) and (4, 4). Line C goes through points (0, 0) and (4, 5). Line D goes through points (0, 0) and (4, 8). At which store is the cost of apples the least? A B C D Mark this and return
Answers
Answer:
Graph A
Explanation:
we need to find the slope using the slope formula y2-y1/x2-x1
Graph A:3-0/4-0
3/4
Graph B: 4-0/4-0
1
Graph C: 5-0/4-0
5/4
Graph D 8-0/4-0
2
These slopes are the cost per pound of apple and graph A has the smallest slope
hopes. This helps please mark brainliest
How would you describe ‘play’ when it comes to gaming? Why?
Answers
Answer:
Well let's use this example
Mom: Jonathan what are u doing?
jonathon: oh im playing
mom: playing what?
jonathon: Fortnite
mom: oh okay.
Explanation:
We would describe Play in gaming becuase usually what do we do in gaming? We play.
In real life playing would be if were playing hide and seek or anything else. Well it's the same in gaming except that your jjust moving your hands.
HELP QUICK
3. Nationalism and the rise of Italy, Germany, and Japan
The nineteenth century saw a set of new and reformulated states, built according to what people considered to be the spirit of linguistic, historical, and regional national ideals. The unification of Italy and Germany in the 1860s and 1870s and the transition from the Tokugawa Shogunate to the Meiji Restoration in Japan after 1868 were emblematic of this new nationalist turn in global politics. However, although nationalism had started out as a liberal, democratic exercise, conservative actors increasingly sought to use the symbol of the nation to protect conservative values.
This map shows the progressive consolidation of German-speaking regions under Prussian rule from 1866 to 1871. For each of the numbered spaces in the table following the map, select the step in this process indicated on the map by the color corresponding to the number in the legend. Then, for each of the lettered spaces in the table, select the city (marked with a black box) or country indicated by the corresponding letter on the map.
Answers
4942903902
4942903902
4942903902
Answers
Find the probability of getting 6 or more girls in 8 births.
Answers
Answer:
The probability of getting a girl is 12 . The probability of getting 6 girls is therefore (12)6 . Since we have 6 girls, we also need to find the probability of getting 2 boys, which is (12)2 . There are (86)=28 ways to get 6 girls out of 8 children.
Explanation:
Answer:
Explanation:
P(X > 6) = ?
P(X > 6) = P(X = 6) + P(X = 7) + P(X = 8)
P(X > 6) = 0.118 + 0.035 + 0.004
P(X > 6) = 0.157
Thus the probability of getting 6 or more girls in 8 births is 0.157
Summary of types of mixtures I need asap pls help meee
Answers
There are two main types of mixtures. They are:
Heterogeneous Mixtures; and Homogeneous mixtures. See further explanation below.What is a mixture?A mixture is a material composed of two or more separate chemical components that are not chemically linked. A mixture is the physical combining of two or more substances that retain their identities and are blended in the form of solutions, suspensions, and colloids.
Mixtures are classified into two types: heterogeneous and homogeneous. Heterogeneous mixes feature distinct components, whereas homogeneous mixtures look uniform throughout. A solution, which can be solid, liquid, or gas, is the most frequent form of homogeneous combination.
Examples of heterogeneous mixtures are:
oil and watersand and waterOil and wateroil and vinegarSolid earth and liquid watersmoke (gas + solid gas)Aerosol (gas + solid)Sparkling water (water + CO₂)Examples of homogeneous mixtures are:
SteelDiamondNatural WaterAir, SteelDetergent
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Full Question:
Give a summary of types of mixtures.
Explain what might happen to tundra animals, such as polar bears, as earths climate warms.
Answers
Climate change and polar bears. Temperatures in the Arctic are rising at least twice as fast as the global average and sea ice cover is diminishing by nearly four per cent per decade. The loss of sea ice affects polar bears' ability to find food, studies show.