Homework Help
For assistance with (but not answers to) homework problems.
A simple reminder to all: this is the "Homework Help" forum, not the "Homework Answers" forum. We will not do your work for you, only point you in the right direction. Posts that do give the answers may be removed.
5178 topics in this forum
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Inside salespeople use the phone, Internet, and social media to find new leads and learn about customers and their businesses. True or false
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Prepositional logic question, help!!? Put the following argument in propositional form, and prove its validity. If the floating feeling of peace that people experience when theyre near death is due to being near God in Heaven, then only Heaven-bound people should experience it. If that feeling is due to oxygen deprivation, then it should happen not only when people are near death but also when theyre at high altitudes. Bad people experience the floating feeling of peace when theyre near death, as do people at high altitudes. Therefore, the feeling is not due to being near God in Heaven. The part that I m having trouble putting in prepositional form is this part: I…
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Ok so this question is less about the subject and more about where do I start. I have organic chem next semester and my winter break starts tomorrow. I want to get ahead on this reading beforehand I was wondering where do you guys in your experience think the best place to start on organic chem is? We left off on Acid and Base Equilibrium, net ionic equations etc... Idk if that has anything to do with organic or not but I am just looking for a little guidance. Thanks everyone!
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Hello guys, I created problem that I couldnt solve: lets say we have WHITE OR BLACK balls are randomly put in series (or line, or queue). when we put them, chance will be 50% white or 50% black ball will be put. However, we cannot put 2 black balls consecutively, we can only put 2 white consecutively so, if we tried this 4 times putting 2 in series, we will end up with 4 probabilities W W W B B W B B but forth one will be ommitted and reduce to B W because we restricted that no 2 consecutive black balls, so we will end up with W W W B B W B W The problem is, if we keep putting balls following these rules, how much will be rat…
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i do need help in politics since homework, which is: 1) Based upon Supreme Court decisions we know that the First Amendment is not absolute. Do you believe the First Amendment should be absolute? Why or why not? Use a specific example to defend your position. 2) Thinking about polling in the context of the 2016 presidential election, please answer the following: Is it important that public opinion polls be accurate? What are the consequences if polls are sytematically inaccurate? Use the 2016 election polling as an example in making your argument. 3) After this election, do you believe that the news media has a "trust" issue? Why or why not? Give a spe…
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63% of people are happy. Pick 10 people randomly. a) What are the odds that 8 of them are happy? b) What are the odds that at least 2 of them are happy?
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One historian has written that the “political history of the interwar years must be understood . . . against the background of the rise of authoritarian dictatorships.” What characteristics help define authoritarianism? Discuss the experiences of Germany and Russia during the 1920s-1940s in order to illustrate interwar authoritarianism. How did both China and India attempt to forge new nations in the first half of the twentieth century? What obstacles did each on face? Who were the key leaders and how did they attempt to overcome these obstacles? 1. discuss the major causes and consequences of World War II. 2. What was the Cold War? How did it…
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Relate Russia from 1920-1940 to authoritarianism
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I'm doing my last programming assignment. We have to make a 1-D array for wind speed, a 1-D array for temperature, and a 2-D array for wind chill (set to 0). Then we have to take the formula for calculating wind chill with the given temps and wind speeds and calculate the wind chill. Then we have to output the results in a table onto the screen. The instructions specify that we have to do our calculations in a separate function from the main, however when I try to do that it never works. I don't know how to call the separate function in the main. I copied and pasted the body of the separate function into the main (as you'll see below) and it works. Please tell me how to c…
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im stuck on question 8. the equation i got for the wedge is .6R -.5S=ma r stands for relative force of the particle s stands for relative force of the wedge . i got the equation 4mg-R=5m(.6a) for the particle where a stands for acceleration of the wedge. does anyone know where to go from here. are my equations wrong?. i drew a diagram of the forces
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a train accelerates uniformly from rest to a speed v m/s with uniform acceleration a m/s^2 it then decelerates uniformly to rest with uniform retardation 3a m/s^2. the total distance travelled is s metres. if the average speed for the whole journey is square root (s/2) find the value of a. does anyone know how to work this out using uvast equations.
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Find a polynomial of degree 3 such that f(0)= 3, f'(0)=6, f''(0)=12 and f'''(0)=25. P3 (x)=? Use the Taylor polynomial of degree four for the function f(x) =f (x)= ln (1+10x^2) below at x=0 to approximate ln (1.009). P 4(x)= 10x^2 - 50x^4 The approximaye value of ln (1.009) is ? (Do not round until the final answer. Then round to four decimal places as needed.) Q3) Find the Taylor polynomial of degree four for the function f (x)= ln (1+5x^2) at x=0. The Taylor polynomial is P4(x)= ? Q4) Construct the fourth degree Taylor polynomial at x=0 for the function f (x)=3^4 √16+x. P4 (x)=?
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Im doing a lab, trying to find the molar volume of a gas. I'm stuck on a step that is asking for the vapor pressure of water. This is all the data I have collected for two separate trials. -Mass of Magnesium: T1:45g T2:46g -Volume of Gas Mixture: T1:48mL T2:50mL -Atmospheric Pressure: T1:750.81torr T2:749.554torr -Water Bath Temperature: T1:20C T2:18C Vapor Pressure of Water: T1:? T2:? I know you can't give me the answer, I just need to know what to do to find the vapor pressure. I am completely lost on this and I feel like it is incredibly simple.
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Which of the following is correct about the post-ganglionic neurons in the Autonomic Nervous System? a) they are located in the CNS within specific regions of the brain and spinal column b) they have myelinated axons that transmit impulses to preganglionic neurons c) they send impulses to the preganglionic neurons d) they have unmyelinated axons that transmit impulses to effectors i think its b??
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Two superimposing waves are represented by equations y1= 2sin 2π(10t - 0.4x) y2= 4sin 2π(20t - 0.8x) Find the ratio of Imax and Imin. Ans is (25:9) I know that intensity is proportional to the square of amplitude and maximum amplitude = a1 + a2 minimum amplitude = a1 - a2 but these equations are only applicable for waves with same frequency. I also tried plotting it , but I am unable to figure out the value of y1 when y2=4 so how do I proceed ? Thanks in advance!
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Hi, For a chemistry lab, we have to build different molecules, as well as show the polarity of the molecule. One of the molecules is TNT, and I was confused on the polarity of the molecule, and where it was positive and negative. Any help is appreciated!
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Hey, I am a bit confused by this problem regarding muscle torques and work during running. I am just having a hard time interpreting the graph. It is my understanding that the action is concentric when the curves are on the same side of the 0 line and eccentric when they are on opposite sides. I'm unsure however of how to tell which muscle group is predominant from the graph. I have attempted a few of the problems based on this logic, but I am not confident in my answers at all. Not looking for the solutions necessarily, but does anyone know how to interpret the graph and specifically to tell which muscle group is predominant and what action is occurring (flexion/extensio…
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automatic stabilizers have the effect of
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Hello everyone, I'm a student of a Master's degree in Neuroscience and I'm preparing a journal club presentation on an article called "Differential extrageniculostriate and amygdala responses to presentation of emotional faces in a cortically blind field". I'm struggling to understand some of the results, in particular what a negative effect size means in fMRI. Is there someone that can explain that to me? I'm referring in particular to this picture of the paper (the one attached). What can I say about the "unseen CS-"? Why is it so negative? Does it mean that the amygdala has a very low degree of activation? Thanks to anyone that can help me
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I put together and ran a SN2 reaction with three nucleophiles at once to confirm that iodine would be the best nucleophile 1-heptanol + Nacl, NaBr, NaI ---(conc H3PO4)--> 1-chloroheptane + 1-bromoheptane + 1-iodoheptane + H2O My GCMS results confirmed this. I had two major peaks,1-iodoheptane and leftover 1-heptanol. I calculated there was a 1:1 ratio of 1-iodoheptane and 1-heptanol. The peaks for the other two products were so small they hardly showed up. Now I want to balance the final equation. I got 3 1-heptanol and 3 H2O, but I don't know if this is correct. What about the 1:1 ratio between 1-heptanol and 1-iodoheptane? Does that matter in the final ba…
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Hi there I need some help with a "clinical detective story" on my med studies. My task is: alpha-ketoisocaproic acid: highly elevated alpha-ketoisovaleric acid: highly elevated Describe the chemical structure of these acids. Are these acids common in our body? If yes, how are they produced in our body? If not, from what substances can our body alternatively create them? I'm not really sure where to look. Found something about metabolism of leucine, but not too much. Can anyone help me out here, and give me a direction where to look for information and stuff? Thanks
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can you please help me with this Manufacco company produces part #2206 for the aerospace industry. Each unit of part #2206 is sold for SR15. The unit production cost of part #2206 is SR3. The fixed monthly cost of operating the production facility is SR3000. How many units of part #2206 have to be sold in a month to break even? a) 166.67 b) 200 c) 250 d) 500 5) A BBCo, a bed-and-breakfast company breaks even every month if their customers book 300 rooms over the course of a month. Their fixed cost is SR6000 per month and the revenue they receive from each booked room is SR180. What is their variable cost per occupied room? a) SR130 b) SR140 c) SR148 …
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We have to identify the following leaf cross-sections, what environment it is from, and relate the identified plant's environment to its stomate distribution. Could anyone help us or tell us how we can approach the issue of identifying these plants? We tried our best to take pictures of the slides we were looking at under the microscope, but we apologize for the lack of clarity.
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What was one of the key arguments about large-scale immigration that writer Tamar Jacoby addressed in her 2002 article "Too Many Immigrants"? Foreign workers took jobs from American workers. Unemployment rates rose in cities with large immigrant populations. Cities and states with the largest immigration populations had faster economic growth and lower unemployment. Refugees and other immigrants had little effect on states' fiscal problems.
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5 cards are drawn from a normal deck of cards. a) What are the odds that drawn was 1 five card and 2 three cards? b) What are the odds that 3 of the cards were of the same suit?
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