Cecilia

Most popular questions and responses by Cecilia
  1. IB Maths SL

    let f(x)= (g(x)/h(x) where g(2)=18, h(2)=6, g'(2)=5 and h'(2)=2. Find the equation of the normal to the graph of f at x=2.

    asked on May 27, 2014
  2. Math

    The value of a certain rare stamp is 160% of its value three years ago. If the stamp was worth $220 then, what is it worth today?

    asked on October 26, 2015
  3. Life orientation

    Identify your 3 human rights violations or discrimination and explain in an introductory parameters why you choose the specific human rights violations or discrimination

    asked on April 20, 2016
  4. Economics

    Suppose the U.S government decides that the incomes of dairy farmers should be maintained at a level that allows the traditional family dairy farm to survive. It therefore implements a price floor of $1 per pint by buying surplus milk until the market

    asked on September 7, 2012
  5. Corporate Finance

    suppose you bought a 6 percent coupon bond one year ago for $1,040. The bond sells for $1,063 today.

    asked on August 9, 2015
  6. Public speaking

    focus on how people use messages to influence each other in various contexts and cultures, using a variety of media. A. Public speakers B. Radio personalities C. Motivational speakers D. Communication researchers

    asked on September 4, 2015
  7. Chemistry

    How many moles of oxygen will occupy a volume of 2.5 liters at 1.2 atm and 25 degrees celcius

    asked on February 28, 2010
  8. algebra

    simplify mn+mp+nq+pq /n+p

    asked on July 30, 2015
  9. Math

    Sandy spun a spinner with 5 equal parts labeled 1-5. What is the probability she will NOT spin a 4?

    asked on February 29, 2016
  10. math

    This problem has to do with exponential models. The question says, you deposit $1600 in a bank account. Find the balance after 3 years for each of the following situations. The first one says: 1. The account pays 2.5% annual interest compounded monthly. 2.

    asked on March 9, 2008
  11. Chemistry

    Why does Cl- have a larger ionic radius than Ca2+ ?

    asked on November 20, 2013
  12. Chemistry

    Why does Cl- have a larger ionic radius than CA2+ ?

    asked on November 20, 2013
  13. physics

    ehich of the following is an example of projectile motion?

    asked on December 15, 2010
  14. geometry

    if angle aob=4x+15 and aoc=3x+25, find the degree measures of angle aob and angle aoc

    asked on January 24, 2012
  15. social studies

    Sorry...one more question! A feature of the American political system NOT adopted from practice in England is: a)appeal of disputed court decisions to higher courts b) legislative control of government finaces c) local government through town meetings d)

    asked on September 15, 2008
  16. Geography

    What was the importance of Marco Polo's travels to the whole of the age of Exploration? Would like to know different levels of things he did

    asked on October 18, 2007
  17. torque problem!

    A spring (k =819N/m) is hanging from the ceiling of an elevator, and a 5.1-kg object is attached to the lower end. By how much does the spring stretch (relative to its unstrained length) when the elevator is accelerating upward at a = 0.46m/s^2?

    asked on November 8, 2008
  18. US History

    1) Which man does not belong in the same group with the others? a. Carl Schurz b. James G. Blaine c. Henry Cabot Lodge d. Albert Beveridge 2) The American record in the Philippines includes all the following, EXCEPT: a. Training Filipinos for

    asked on January 19, 2009
  19. Math

    Erica rolls a 6 sided number cube once. What is the probability that Erica roll a 3

    asked on January 28, 2018
  20. math

    Whats Ñ

    asked on September 17, 2013
  21. Grand Canyon University

    Show that 480 W of power is expended by a weightlifter when lifting a 60-kg barbell a vertical distance of 1.2 m in a time interval of 1.5 s.

    asked on October 27, 2012
  22. geography/spanish

    What does "llanura costera del pacifico" mean?

    asked on November 20, 2008
  23. social studies

    Prior to 1763, the British government generally followed a policy of salutary neglect towards the American colonies because it: a) wished to secure the loyalty of the colonies b) lacked a well-organized imperial system c) lacked the power to make laws for

    asked on September 15, 2008
  24. Biology

    What 'EXPERIMENT' did Craig Venter & Francis Collins do in the Human Genome Project? Any links would be great! I've found a lot of info. on what it is, but I'm looking for info on what they did to get there.

    asked on April 19, 2011
  25. social studies

    Your flight takes off from the eastern United States at 10 AM. What time will you arrive on the west coast, if the flight takes six hours?

    asked on September 8, 2008
  26. maths

    consider the sequence given by U1=-0.3 Un+1=Un+0.7 i)state what type of sequence this is. ii)write down the first 4 terms of the sequence. iii) find a closed form for sequnce. iv) use the closed form to find the nth term of the sequnce when Un=36.1

    asked on November 2, 2007
  27. chemistry

    What concentration of aqueous CaCl2 solution freezes at -10.2ºC? The freezing point of pure water is 0.0ºC and Kf of pure water is -1.86ºC/m.

    asked on September 1, 2010
  28. LIFE ORIENTATION

    IDENTIFY AND DESCRIBE 3 Environmental health hdzards that cause ill health and disasters within your community

    asked on March 31, 2013
  29. southuniversity

    You have been hired as the marketing manager. Research and identify major approaches of how innovations like these are adopted by consumers. Discuss how the marketing strategy for the car needs to rapidly move through these processes. Who or what are the

    asked on February 25, 2011
  30. chemistry

    Vapor pressure ___________ as the temperature of the liquid in equilibrium with it increases.

    asked on September 7, 2010
  31. hirsch funnel filter paper

    I used a filter paper that was too large for the Hirsch funnel and had to fold it up around the edges. Why is it bad to fold the edges of the paper? One reason is that it is difficult to "seal" the paper for a proper vacuum to be pulled. Another is that

    asked on October 10, 2006
  32. chemistry

    A solid that has a high melting point and conducts electricity in solution is a(n) ______________ solid. Im not sure what the answer is it molecular?

    asked on September 8, 2010
  33. ALGEBRA :)

    GIVE THE AREA OF THE FIGURE DESCRIBED. RECTANGLE; L=12CM , W=5CM HOW SHOULD I GET THE RESULT?

    asked on August 31, 2010
  34. Chemistry

    What is the freezing point of an aqueous 2.25 m potassium nitrate (KNO3) solution? The freezing point of pure water is 0.0ºC and Kf of pure water is -1.86ºC/m.

    asked on August 26, 2010
  35. 7th grade technology... help!

    Can anyone come up with an acronym for COPYRIGHT ??????????

    asked on September 14, 2008
  36. Chemistry

    What is the freezing point of a solution made by dissolving 450 g of ethylene glycol (C2H6O2) in 550 g of water? The freezing point of pure water is 0.0ºC and Kf of pure water is -1.86ºC/m.

    asked on August 21, 2010
  37. Biology

    What are the 7 properties that all living things share?

    asked on July 24, 2010
  38. Algebra

    if there are 2 cylindrical cans. A label on the small one says it has a volume of 513 grams. the large one was destroyed. the small can's diameter was the same as the large can. large was 1/3 taller than the small can. what is the volume of the large can?

    asked on January 27, 2009
  39. Biology

    Each sperm of a tomato plant contains twelve chromosomes. What are the haploid and diploid numbers?

    asked on April 9, 2016
  40. Physics

    A bicyclist climbs a hill 17 m tall and then coasts down the other side without pedaling. If the cyclist’s speed was 2.5 m/s at the top, what is it at the bottom (ignoring friction)?

    asked on October 6, 2014
  41. Geometry

    Given a triangle ABC with A(6b,6c) B(0,0) and C (6a,0), prove that the medians of the triangle are concurrent at a point that is two thirds of the way from any vertex to the midpoint of the opposite side. I'm not sure how to prove this. I tried and when I

    asked on October 24, 2013
  42. math

    i need help in math can someone help me

    asked on October 13, 2012
  43. Physics

    a boy sledding down a hill accelerates at 2.4 miles per second squared. if he starts from rest, in what distance would he reach a speed of 8.0 miles per second?

    asked on December 2, 2010
  44. math

    8 boxes of 1000 counters is greater than less than, or egual to 1,000

    asked on September 23, 2010
  45. chemistry

    Vapor pressure ___________ as the temperature of the liquid in equilibrium with it decreases.

    asked on September 3, 2010
  46. Chemistry

    The solute molecules mixed with the solvent molecules in a solution cause the freezing point of a solution to be ______ than it is for an equal volume of pure _________.

    asked on August 21, 2010
  47. algebra

    Not sure if I'm doing this right Ln(3x-4)-Ln(x+1)=Ln(2) My solution: Ln 3x-4/x+1 =Ln2 3x-4/x+1=2/1 2x+2=3x-4 2=x-4 6=x

    asked on April 5, 2010
  48. Statistics

    If a 90%, 95% and 99% confidence interval are found for a population mean, how are the three interval estimates related to each other?

    asked on December 7, 2008
  49. Geography

    What is the plain that extends through northern Aregentina, Paraguay, and southern Bloivia? What is the grassy plateau located in southern Argentina between the Andes mountains and the AAtlantic ocean? What is the fertile plain that covers most of central

    asked on November 20, 2008
  50. Chemistry

    What does a change in the color of precipitate over time when a mixture of two solutions is combined with a reagent indicate?

    asked on October 22, 2013
  51. physics

    If a solid is stretched or compressed beyond the point that it can return to its original shape it has passed its

    asked on November 16, 2012
  52. English

    In Great Expectations, Pip is talking to the 'mysterious sailor' that is at his house. He asks the man "What floor do you want?" and the man replies "The top, Mr. Pip." What does this mean???

    asked on March 26, 2011
  53. cultural diversity

    I need help with identifying the difference in the three main groups, muslim, arabs, and christians where can I go to get some extra help

    asked on December 12, 2010
  54. 9th grade biology

    How do macromolecules carry out the function of life within a cell?

    asked on September 8, 2010
  55. Algebra 1

    How would you solve the problem (w - 2)^2 ???? So far I've gotten w^2-2w*2-4 Where do I go from here? Have I even gotten what I have right? I understand when I'm with my teacher, but as soon as I got home, I was a little lost. So any help would be great!!

    asked on April 20, 2010
  56. maths for science

    use the quotient rule to differentiate the following function f(x)=(1+In(x))/(x)

    asked on May 29, 2008
  57. Geography

    What Country lies to the East of Alaska? Why was Alaska a good addition to the United States?

    asked on October 18, 2007
  58. Exponential Inequalities

    2/5^(5x-1) >orequal 25/4

    asked on September 11, 2016
  59. 9th Grade Biology

    How do macromolecules carry out the function of life?

    asked on September 8, 2010
  60. Quantitative Research

    What is the probability of 59 if the mean is 60 and the standard deviation is 7?

    asked on June 13, 2010
  61. social studies

    Where is Friday before Wednesda?

    asked on June 4, 2010
  62. English

    I need a good hook for an essay. The essay's about being a peer for the children at my school who are mantally disabled. My 1st paragraph is about what I do in the class, 2nd is about the kids, & 3rd is about special olumpics. Help PLEASEE!!!??

    asked on March 11, 2010
  63. Language Arts

    What's a good way to teach the word "Accolade" to the class. I have to make a prsentation that's less than 2 minutes, and teach my classmates the word so that it sticks. Any help???

    asked on February 2, 2010
  64. Algebra 1

    I had a quiz in math. The problem is: |4.3+(-7.2)| I got the answer 11.5 and my teachr marked it wrong. When she gave us a chance to fix the errors for half credit, I tried it again. But I KEEP getting the same answer. What am I doing wrong?

    asked on September 12, 2009
  65. technology... please help!

    I have to write a poem and a song about computer graphics and animation. I'm really bad at this so can someone give me an idea?

    asked on September 14, 2008
  66. maths

    differentiate the following function using the composite rule h(x)=e^x(4-x)/6

    asked on May 29, 2008
  67. math

    Ronald made a trip of 450 miles in 8 hours. Before noon he avg. 60 miles per hour, and after noon he avg. 50 miles per hour. At what time did he begin his trip and when did it end?

    asked on October 18, 2007
  68. Geometry: Ms. Sue or Steve or someone help please?

    Given a triangle ABC with A(6b,6c) B(0,0) and C (6a,0), prove that the medians of the triangle are concurrent at a point that is two thirds of the way from any vertex to the midpoint of the opposite side. I'm not sure how to prove this. I tried and when I

    asked on October 24, 2013
  69. social studies

    Where is Friday before Wenesday? this is a riddle, pls. help me with the answer.

    asked on June 4, 2010
  70. Algebra II

    Factor Completely: x^2-2x-99

    asked on July 13, 2009
  71. technology

    I need to write a song and a poem about computer graphics and animation. Does anyone have any ideas about that?

    asked on September 14, 2008
  72. Geography

    If you go East from Madagaser what is the first continent will you run into?

    asked on October 18, 2007
  1. math;);)

    this is sooooo useful

    posted on September 20, 2018
  2. brain drain

    Clothes

    posted on December 13, 2016
  3. History

    1C 2A 3A 4C 5B 6D 7D 8A 9A 10D 11C 12A

    posted on November 11, 2016
  4. brain drain

    watch

    posted on November 11, 2016
  5. Traditional african marriage is an advantage for men only,women

    This is not good at all.we as women have our rights .so traditional men don't have power over us

    posted on April 20, 2016
  6. English

    Poppi

    posted on November 12, 2015
  7. Algebra

    x:5/6a+1/4=3(1/3a+2/3)

    posted on November 11, 2015
  8. Algebra

    solve for a: 2b=3/(a+c)

    posted on November 11, 2015
  9. Science

    How

    posted on November 4, 2015
  10. Math

    Nevermind.......its okay

    posted on October 26, 2015
  11. Math

    Thank you very much. I have one more question: The area of the heart is 20cm^2. If this is 72% of the area of the square, what is the area of the square?

    posted on October 26, 2015
  12. ART

    you first want to mix up orange and yellow then separately mix up green and purple . Then you want to add all four colors together to get the brown color u want to get.

    posted on August 31, 2015
  13. Nutrition

    NO #2 is the best answer since the waste due to undercooked food is minimized so the rest of the food will feed off the heat and fully cook.

    posted on August 31, 2015
  14. statistics

    H,T,T,H,T,H,H,H,T

    posted on September 4, 2014
  15. LIFE ORIENTATION

    yes

    posted on May 4, 2013
  16. Salisbury University

    Show that 480 W of power is expended by a weightlifter when lifting a 60-kg barbell a vertical distance of 1.2 m in a time interval of 1.5 s.

    posted on October 27, 2012
  17. Economics

    just confused with part c

    posted on September 8, 2012
  18. health

    D because with a positive attitude you can help improve your physical health and also boosts your mental health

    posted on September 7, 2012
  19. physics

    Heat gained = Heat loss Let final temperature be x, Specific heat of Iron: 0.12 cal/g°C = 502 J/kg °C Specific Heat of Water: 4186 J/kg °C Heat gained by water = mass x specific heat capacity x change in temperature =100(4186)* (x-25)

    posted on May 26, 2012
  20. Biology

    It only brought me back up to this page.

    posted on April 19, 2011
  21. ALGEBRA :)

    its it 44in and the little 2

    posted on August 31, 2010
  22. ALGEBRA :)

    nd what about triangle;b =8 in..,h=11 ???

    posted on August 31, 2010
  23. ALGEBRA :)

    oh sorry = 60?

    posted on August 31, 2010
  24. ALGEBRA :)

    I REALLY DON KNOW

    posted on August 31, 2010
  25. algebra

    (x-1)/(2x+3) is the answer because the (2x+7) in the numerator and denominator cancels out.

    posted on February 28, 2010
  26. Algebra 1

    Like.... You solve it and then change it to the opposite. It's hard to explain now, but Igot it! Thank you guys so much! You're life savers!

    posted on September 12, 2009
  27. Algebra 1

    Oh!! You don't do the absolute value part until the end!! I get it now! I was changing it at the beginning!! THank you soo much!

    posted on September 12, 2009