Popular questions and responses by Jam
  1. calculus

    If f(x) = 5ex cos x, find f '(x) and f ''(x).

    asked on October 4, 2015
  2. ELA

    Please help me, if I do not turn this assignment in by tomorrow I will be retained and miserable this summer and wont have a break from school. thx, here is the question. : What elements of design or multimedia components did you include to make your

    asked on May 21, 2015
  3. Biostatistic

    An enzymatic method for determining alcohol in wine is evaluated by comparison with a gas-chromatography (GC) method. the same sample is analyzed several times by both methods with the following results (% ethanol). Enzymatic method: 13.1, 12.7, 12.6,

    asked on December 20, 2012
  4. Trigonometry

    Two observers who are 2 miles apart on a horizontal plane observe a balloon in a same vertical plane with themselves. the angles of elevation are 50 degrees and 65 degrees respectively. find the height of the balloon,(a)if it is between the observers;(b)if

    asked on August 2, 2014
  5. Calculus

    suppose that a tumor on a person's body is spherical in shape. if the radius of the tumor is 0.5cm the radius is increasing at the rate of 0.001cm per day. what is the rate of increasing volume of that tumor at that time?

    asked on March 21, 2015
  6. Physics

    An astronaut on earth has a weight of 850 N calculate his weight on the moon where the gravity is 5 times less

    asked on November 27, 2017
  7. History

    1. Which group most directly influenced the maya and the Aztec? A: Mexican B.moche C.olmec * D.puebloan 2.Which of the following are evidence that one civilization had a large influence on both the Maya and the Aztec? Select all that apply. (3 are correct)

    asked on September 24, 2016
  8. physics

    A parallel plate capacitor has square plates of side L= 12 cm and a distance d= 2 cm between the plates. Half of the capacitor areae is filled with a dielectric with k1 = 35. the other half is filled with a different dielectric with k2 = 8. The effective(

    asked on November 22, 2011
  9. Art

    How would you keep a sand sculpture on the beach? If you used ketchup instead of red paint on your canvas, would this change your methods of preservation? I said that you can make the sand sculpture stand my adding a little water to the sand before you

    asked on March 11, 2015
  10. English

    Hello, An abstract noun name a(n) A. place B. thing C. idea My choice is thing. -jam

    asked on August 11, 2015
  11. georgia state history

    Which statement BEST describes the power of government provided by the Articles of Confederation?

    asked on February 1, 2015
  12. georgia state history

    Which political development greatly increased tensions between the American colonies and Great Britain in the years just before the American Revolution?

    asked on January 31, 2015
  13. georgia state history

    The map of Mississippian Indian settlement is most likely displaying which cultural phenomena prior to European contact?

    asked on January 28, 2015
  14. math calculus (please help me)

    In 1970, the total enrollment in public universities and colleges in a country was 5.1 million students. By 2004, enrollment had risen to 14.3 million students. Assume enrollment can be modeled by exponential growth. (a) Estimate the total enrollments in

    asked on May 18, 2013
  15. algebra

    The data on the graph show the foot lengths and forearm lengths for a group of people. The line of best fit for the data is shown. Use the equation of the line of best fit to predict the length of a person’s forearm if the length of their foot is 8

    asked on January 22, 2020
  16. Physic

    A bolt comes loose from underneath an elevator that is moving upward at a speed of 7.6 m/s. The bolt reaches the bottom of the elevator shaft in 3.8 s. 1) How high up was the elevator when the bolt came loose? 2) What is the speed of the bolt when it hits

    asked on February 10, 2018
  17. jiskha review

    Hello my name is am i am making a review on this site. Jiskha is a wonderful, excellent and spectacular site to go to for school help. Jiskha helped me birng my grade up from a 60 to an 80. If I asked a question and i had a quick response. Jiskha does not

    asked on February 1, 2015
  18. Physics

    A boy and his skateboard have a combined mass of 64 kg. If he is moving with a speed of 3.2 m/s, and collides with a stationary skateboarder whose mass (including his skateboard) is 96 kg, with what speed will the two skateboarders move immediately after

    asked on August 14, 2013
  19. umuc

    Discuss qualitative and quantitative test you would perform to detect or quantify monosaccharides in solutio. Discuss the chemical basis of the tests.

    asked on February 12, 2013
  20. Biostatistic

    The following replicate calcium determinations on a blood sample using atomic absorption spectrophotometry (AAS) and a new colorimetric method were reported. Is there a significant difference in the precision of the two methods?

    asked on December 20, 2012
  21. algebra

    A train can travel 280 miles in the same time that it takes a car to travel 140 miles. If the train's rate is 40 miles per hour faster than the cars, find the average for each.

    asked on February 20, 2011
  22. social studies

    what aspects of a fast food restaurant would interest sociologists

    asked on February 18, 2011
  23. algebra

    Janet is training for a marathon. She decides to track her time per mile, in minutes, for 8 weeks. Which equation best fits the data? A graph is labeled as Marathon Training. The horizontal axis is labeled as Weeks and the vertical axis is labeled as Time

    asked on January 22, 2020
  24. math

    Write and solve an equation that represents the following situation 35 people paid a total of 245 for admission to a local soccer game. What is the price of admission. Please help im stuck.

    asked on January 22, 2020
  25. Math

    A stores dressing room has a limit of 10 garments per customer if Carroll has at least three comments below the limit how many Carmine’s does she have in her dressing room. Write and solve an inequality

    asked on January 9, 2019
  26. Career

    Please check answers. Thank you. 1. What is possible to know before you commit your self to begin your career in a specific location? A. If you will enjoy living in that city.** B. How many people will have the same occupation C. How high the cost of

    asked on November 29, 2018
  27. physical science

    can mechanical waves travel through any type of medium?

    asked on May 6, 2017
  28. History

    The "War games" which were held in Louisiana to help prepare troops for world war 2 combat were directed by? I chose Jimmie Davis am i right? I really need help

    asked on April 26, 2017
  29. Social studies

    What criteria does Louisiana local goverment use to segment its population in contrast to the geographical boundaries used by a county government. Please help i really been looking for this answer.need help

    asked on January 25, 2017
  30. Physical Science

    Sodium (Na) reacts with chlorine gas (Cl2) to form sodium chloride (NaCl) as shown in the equation 2Na+Cl2=2nacl If 4 moles of sodium react, how many moles of chlorine gas will react? I have no idea what to do.......... I need some assistance thanks

    asked on December 22, 2016
  31. man

    volum of O2 gas at 0 degree is 273cube then volum of O2 gas at-10degree is

    asked on May 18, 2016
  32. Thx again for another year of success

    Hey ms. sue, i am now in 9th grade thx to you i just wanted to say thx again for helping me last year!!! and this year a couple of times :) :DDDD

    asked on May 15, 2016
  33. Algebra

    A man has a daughter and son. The son is three times older than the daughter. In one year the man will be six times as old as the daughter is now. In ten years the man will be fourteen year older than the combined ages of his children at that time. What is

    asked on January 10, 2016
  34. English 9a

    Hello!!!!! I was just wondering if any of you know where I can find the story: "Diez in the Desert" Thx!!!

    asked on January 8, 2016
  35. PGMNHS

    Math Adeng is thrice as old as Bugs. If the difference of their ages is twice the age of Adeng, how old are they?

    asked on November 4, 2015
  36. trigonometry

    from a window 30 feet above the street, the angle of depression of the curb on the near side of the street is 50 degree that of the curb on the far side is 13 degree. how wide is the street from curb to curb? Oblique triangles by using right triangles

    asked on September 30, 2015
  37. Physics

    What is the momentum of a 54 kg ball just before it hits the ground when it is dropped from a height of 1.4m? What formulas should I use?!

    asked on August 31, 2015
  38. Georgia state history

    discuss four significant events that occurred during Georgia following words to present-day how did these events shape the state positively or negatively?

    asked on May 20, 2015
  39. Georgia state history

    Which of the following industries is not a current leading contributor to the economy of mordern Georgia? agriculture manufacturing tourism retail My answer is C. tourism

    asked on May 20, 2015
  40. science

    if you light a candle and put it an open jar then close the top on it, wont the candles light go out?

    asked on February 16, 2015
  41. georgia state history

    Which of these would have been a goal of the Ku Klux Klan in the south during Reconstruction? A) making sure Reconstruction went smoothly B) assisting the scalawags and carpetbaggers C) ensuring that freedmen had the right to vote D) restoring southern

    asked on February 1, 2015
  42. georgia state history

    Why did Augusta, Columbus, Macon, and Milledgeville become early centers of commerce in Georgia?

    asked on February 1, 2015
  43. georgia state history

    What governing body did the Georgia Charter of 1732 establish?

    asked on January 31, 2015
  44. georgia state history

    James Wright was an effective and admired colonial Georgia governor. His popularity with the colonists allowed him to A) encourage more colonists to establish communities in Georgia’s frontier. B) expand Georgia’s territory through negotiations with

    asked on January 31, 2015
  45. georgia state history

    Tomochichi’s trip to England with James Oglethorpe was important because A) the English wanted to meet Oglethorpe’s Native American friends. B) it showed the goodwill between the Native Americans and the English. C) Oglethorpe wanted Native Americans

    asked on January 31, 2015
  46. georgia state history

    Which grouping lists the main reasons for European exploration? A) "God, glory, and gold" B) "Salt, silk, and spices" C) "Rum, slaves, and molasses" D) "Trade, silver, and jewels"

    asked on January 31, 2015
  47. georgia state history

    What effect did Hernando de Soto’s expedition in Georgia have on Native Americans there?

    asked on January 29, 2015
  48. georgia state history

    One of the reasons given for the colonization of Georgia was to serve as a "buffer" colony. This meant that Georgia was

    asked on January 29, 2015
  49. Trigonometry

    I am having problems with proving identities that has a number and an exponent with it. Like: *2cosxcsc2x = cscx *sin^2 2x = 4sin^2 x cos^2 x *cot2(theta)=csc(theta)-2sin(theta)/2cos(theta)

    asked on October 29, 2014
  50. math

    five friends plan a chess tournament. how many possible games can be played if each person plays with each other person exactly once.

    asked on June 19, 2014
  51. Math

    Solve for the inequality: 1/3^x (1/3^x - 2) < 15 I know the answer is x > - (log 5/log 3), can someone explain me how?

    asked on May 10, 2014
  52. Grade 12 Calculus

    Determine the absolute extrema of each function on the given interval. Illustrate your results by sketching the graph of each function. a)  =  − 4 + 3 , 0 ≤  ≤ 3 b)  =  − 1 , 0 ≤  ≤ 2

    asked on April 15, 2013
  53. umuc

    Draw and name the different structural forms of L-fructose that would exist in aqueous solutions

    asked on February 12, 2013
  54. physics

    A 2.0 nF parallel plate capacitor with a sheet of mylar (k= 3.1) filling the space between the plates is charged to a potential difference of 90 V and is them disconnected. How much work would be required to completely remove the sheet of mylar from the

    asked on November 22, 2011
  55. Math

    "Solving a system involving three unknowns." We're supposed to use substitution or elimination. 3d+e-2f=-14 2d-3e+4f=-23 5d+4e-10f=-13

    asked on May 17, 2011
  56. chemistry

    Do strong acid strong base titrations have a buffer region?

    asked on May 12, 2011


    asked on April 11, 2011


    asked on April 11, 2011
  59. algebra

    Write the equation in y=mx+b form. Find the equation of the line that passes through the points (8,-15) and (-2,5) I am unable to get this answer!

    asked on February 21, 2011
  60. math

    2/x+3 = o solve for x. Is this where I go: 2= 0 x+3=0?

    asked on February 21, 2011
  61. math

    x-2y= -5 2x+y= -5

    asked on February 20, 2011
  62. algebra

    How long will it take a car traveling at 60 mph to overtake a bus traveling at 40 mph if the bus had a 1.5 hour head start?

    asked on February 20, 2011
  63. problem solving

    The amount of water used to take a shower is directly proportional to the amount of time that the shower is in use. A shower lasting 21 minutes requires 12.6 gallons of water. Find the amount of water used for a shower lasting 10 minutes.

    asked on February 20, 2011
  64. Algebra

    There are 220 calories per 32 grams of cereal mix. Find how many calories are in 55 grams of the cereal mix.

    asked on February 20, 2011
  65. math subject

    make (a) the subject 2a+squareroot of 2a^2=10

    asked on September 28, 2010
  66. math subject

    make (a) the subject 2a+ã2a^2=10 please and thank you (the 2a^2 is all spuare rooted)

    asked on September 28, 2010
  67. French

    Are my sentences correct? I am japanese and I am also canadian. Je suis japonaise et je suis canadienne aussi. I am a student at university. Je suis une etudiante a l'universite. I live in richmond, a city in Canada. J'habite a richmond, une ville au

    asked on January 25, 2008
  1. History

    they wrong its c simple writing systems for recording important traditions and events

    posted on May 7, 2020
  2. Chemistry

    4 Al + 2 O3 -> 2 Al2O3

    posted on March 8, 2020
  3. ELA

    aww man i remember posting this question. good look to each of you. im in college now and I encourage you all to continue your careers

    posted on February 25, 2020
  4. You will be missed Ms. Sue :(

    WAIT WHAT?????????? NOOO

    posted on February 25, 2020
  5. algebra


    posted on January 22, 2020
  6. English

    Can u help me write my story

    posted on November 5, 2019
  7. Social studies

    Wow thanks for the help Ms. Sue

    posted on February 15, 2018


    posted on February 10, 2018
  9. georgia state history

    yall doing to much talking bout "your on your own" like shut up and tell me the answer

    posted on October 16, 2017
  10. Math

    7:9= 35:45=80 45-35=10

    posted on September 16, 2017
  11. physical science

    thank you sir

    posted on May 6, 2017
  12. History Check Please!

    good job 100%

    posted on November 19, 2016
  13. geography

    lolol trump won rest in peace america and hey Ms. Sue

    posted on November 16, 2016
  14. business law

    lol trump is president hahahahaha

    posted on November 16, 2016
  15. English

    lol im doing this right now

    posted on November 15, 2016
  16. English

    Leave if ur gonna be a nasty immature toddler

    posted on November 15, 2016
  17. History

    Dean if you want to be a little prick then go ahead but don't talk bad about Ms. sue.... she got me pass 8th and 9th grade buddy so go somewhere else to be a punk.

    posted on November 14, 2016
  18. world history

    herro pplz

    posted on September 30, 2016
  19. History

    yea the test already ended lol thanks for the help though i appreciate it a lot.

    posted on September 24, 2016
  20. History

    okay thank you and do you remember me from 2 years ago? and a couple times last year?

    posted on September 24, 2016
  21. History

    before 8:35 i meant

    posted on September 24, 2016
  22. History

    need help before 8:30 its 8:26 here

    posted on September 24, 2016
  23. English.

    noice thx m8

    posted on May 16, 2016
  24. English 9a

    Thank you much :D

    posted on January 8, 2016
  25. ELA

    I need help to make a presentation

    posted on May 21, 2015
  26. Georgia state history

    Thx Ms. Sue I passed my test thx for helping like always LOL!!

    posted on May 20, 2015
  27. Georgia state history

    Discuss four significant events that occured in Georgia following WWII to president day. How did these events shape the state positively or negatively?

    posted on May 20, 2015
  28. Georgia state history

    sorry i posted wrong question

    posted on May 20, 2015
  29. Georgia state history

    Can someone please give me a good link to find this question's answer? or just help me with it? Thx

    posted on May 20, 2015
  30. Physics

    Mark are you in 8th grade now because i saw a post when you were in 3rd grade from 2009 lol

    posted on May 19, 2015
  31. ela

    Ms. Sue is helping me pass 8th grade!!!!!! she is the best online tutor ever to live!!! LONG LIVE MS. SUE!!!!!!!!!!!

    posted on May 18, 2015
  32. Language Arts

    I got to connections academy i think its C

    posted on May 18, 2015
  33. language arts

    Who here goes to connections academy?

    posted on May 18, 2015