Cesar

Most popular questions and responses by Cesar
  1. Calculus

    Suppose that p(x) is the density function for heights of American men, in inches, and suppose that p(69)=0.22. Think carefully about what the meaning of this mathematical statement is. (a) Approximately what percent of American men are between 68.7 and

    asked on October 27, 2011
  2. Calculus

    Suppose that p(x) is the density function for heights of American men, in inches, and suppose that p(69)=0.22. Think carefully about what the meaning of this mathematical statement is. (a) Approximately what percent of American men are between 68.7 and

    asked on October 28, 2011
  3. Grammar

    Two households, both alike in dignity. what is the prologue's first prepositional phrase?

    asked on March 15, 2010
  4. Math

    when linda and martin work together painting one room, they can complete the work in 5 hours. when linda works alone it takes her 7 hours to paint the same room. how long would it take marvin to paint the room alone?

    asked on September 27, 2015
  5. Physics

    A girl throws a ball vertically upwards at 10m/s from the roof of a building 20m high. How long will it take the ball to reach the ground? What will its speed be when it strikes the ground?

    asked on September 24, 2017
  6. Physics

    Blocks of mass 4, 8, and 24 kg are lined up from left to right in that order on a frictionless surface so each block is touching the next one. A rightward-pointing force of magnitude 15 N is applied to the left-most block. a.)What is the magnitude of the

    asked on February 20, 2011
  7. Math

    A pet store installs a new aquarium in your teacher's classroom. What is the volume of the aquarium? Sides: √3 ft, √6 ft, √5 ft

    asked on February 13, 2018
  8. math

    you spin two spinners, each of which is divided into five congruent sections numbered 1 to 5. list all possible outcomes. then find the probability of getting the same number on both spins

    asked on February 2, 2016
  9. chemistry

    What is the total concentration of cations in a solution made by combining 700.0 mL of 3.0 M (NH4)3PO4 with 300.0 mL of 2.0 M Na2SO4? numbers next to compounds are subscripts

    asked on March 28, 2015
  10. math

    A quilt is made of 24 equal squares. It measures 3'/ 4.5' rectangle. What is the dimension of 1 square?

    asked on December 8, 2015
  11. Calculus

    Sorry for posting another quesiton..; f(x) = { -7x^2 + 7x for x0 According to the definition of derivative, to compute f'(0), we need to compute the left-hand limit lim x-> 0− = _____ and the right-hand limit lim x->0+ ______ We conclude that f'(0)=

    asked on February 23, 2011
  12. Physics

    A boy on a 2.4 kg skateboard initially at rest tosses a(n) 8.2 kg jug of water in the forward direction. If the jug has a speed of 3.0 m/s relative to the ground and the boy and skateboard move in the opposite direction at 0.57 m/s, find the boy’s mass.

    asked on January 16, 2013
  13. Physics...help please!

    Unlike a ship, an airplane does not use its rudder to turn. It turns by banking its wings: The lift force , perpendicular to the wings, has horizontal component, which provides the centripetal acceleration for the turn, and a vertical component, which

    asked on April 7, 2011
  14. chemistry

    why do you think the statue of liberty was made of copper instead of zinc

    asked on February 26, 2009
  15. HP

    Which of the following translations corresponds to the matrix ?

    asked on June 19, 2018
  16. american literature

    Can anyone check my research paper and tell me what i did worng and how i can improve it?

    asked on December 2, 2011
  17. Social Studies

    In the Fall of Rome, what were the results of the movement of different Germanic tribes on the trade and political systems of the Roman Empire?

    asked on September 29, 2010
  18. C++

    hi i need some help on my final it says create an application that allows the user to enter a customer's account number. The application should lookup name and balance based on the account number according to the following list: (NOTE: you will be given a

    asked on December 18, 2012
  19. Business Management

    1. Identify the publisher and the number of pages for Ellison's 2002 edition of Invisible Man.

    asked on October 2, 2012
  20. 4 th grade Math

    Of the first graders who were asked, 1/6 like math best, 2/3 like reading best, and 12 like science best. How many first graders were asked their favorite subject? Into how many equal parts should the picture be divided?

    asked on March 6, 2012
  21. Calculus

    Evaluate the integral INT(x^4+6x^3+5x^2+8)/(x^2+6x+5)dx Please help.

    asked on September 20, 2011
  22. Physics

    A total 3.09e6 electrons are placed on an initially uncharged wire of length 1.36 m What is the magnitude of the electric filed a perpendicular distance of 0.417m away from the midpoint wire? I used E=k|Q|/(x(x^2+L^2/4)^1/2) and I got 9.37e16 N/C which is

    asked on September 12, 2011
  23. 8th grade

    what kind of electron determines if a compound is covalent or ionic?

    asked on April 13, 2010
  24. Us History

    How did the action of Daniel Shays and his followers relate to the economic problem of the Confederation period?What was the significance of the movement he led?

    asked on September 26, 2008
  25. programming

    hi i need some help on my final it says create an application that allows the user to enter a customer's account number. The application should lookup name and balance based on the account number according to the following list: (NOTE: you will be given a

    asked on December 18, 2012
  26. Physics

    How many calories will take to convert 5 grams of 90C degree water to 0 C degree?

    asked on October 22, 2012
  27. Texas History

    Relations were usually peaceful between the Spanish and the French because they reconized a common boundary. Explain the need for a commonly reconized boundary cultures in confict today.

    asked on October 10, 2009
  28. Us History

    Why did the British decide to launch a campaign against the southern colonies in 1778?What advantages and disvantages did each side have in this region?

    asked on September 20, 2008
  29. US History

    What innovations allowed the Europeans to sustain much greater population densities on the land? How did European farming practices change the landscape of the Chesapeake and New England?

    asked on September 5, 2008
  30. US History

    How did the Native Americans respond to the expansion of English settlement in each area?

    asked on September 5, 2008
  31. American History

    How did the colonial view of the nature of the British Empire differ from the view by George III and his supporters?

    asked on August 29, 2008
  32. american history

    How did the colonial view of the nature of the British Empire differ from the view by George III and his supporters?

    asked on August 28, 2008
  33. geometry

    AB=9a BC=12a AC=42 I don't understand how to work this out if I don't have say 3y+1.

    asked on October 2, 2014
  34. Algebra

    Do the equations x = 4y + 1 and x = 4y – 1 have the same solution?

    asked on July 5, 2012
  35. Calculus

    Find dy/dx in terms of x and y if (x−a)^9+y^9=a^9. Assume that a is a constant

    asked on March 15, 2011
  36. Calculus

    Find dy/dx in terms of x and y if (x−a)^9+y^9=a^9. Assume that a is a constant.

    asked on March 15, 2011
  37. Calculus

    Identify any x-values at which the absolute value function f(x) = 6 |x + 7|, is not continuous: x = _____ not differentiable: x = _____

    asked on February 23, 2011
  38. English

    i need a sentences. one with a pronoun then conjuction, pronoun, helping verb, verb, prep, pronoun.

    asked on March 15, 2010
  39. english

    now i need a sentence that goes in this exact order, adverb, verb, pronoun, adverb.

    asked on March 15, 2010
  40. Texas History

    How did Native Americans' way of life at the missions differ from thier traditional way of life?

    asked on October 12, 2009
  41. Texas History

    Why did Spanish missionaries continue their work in East Texas and on the Plains when many people there resented them?

    asked on October 10, 2009
  42. Us History

    The Lousiana Purchase removed a major point of contention between the United States and a European power but left many others. Which areas of possible conflict remained, and what were the sources of these potential conflicts?

    asked on October 15, 2008
  43. Us History

    What decisions by the leaders of both the American and British military forces proved crucial to the American victory in the Revolution? Why were these decisions so important?

    asked on October 4, 2008
  44. Us History

    Why were the early settlements in the Caribbean considered more important than those on the mainland of North America?

    asked on September 8, 2008
  45. American History

    Why was the Tea Act seen by many Americans as a threat to themselves and their institutions?

    asked on August 28, 2008
  46. American History

    What was the "political outlook" that gained a following in America and ultimately served to justify revolt?

    asked on August 28, 2008
  1. Math

    This did not help me at all this web is trash and I’m going to find a new when 😤

    posted on April 2, 2019
  2. science

    parent generation is the generation of being a dad or mom and generation that comes before and after it is history

    posted on March 6, 2017
  3. algebra

    ((3)/(x+3)/((x)/(x-2)

    posted on February 7, 2017
  4. math

    Three Fractions Equal To 39/13

    posted on September 13, 2016
  5. math

    -8--2

    posted on August 15, 2016
  6. Finance and literacy

    $2164

    posted on June 21, 2016
  7. Shakespear

    romero offers

    posted on March 20, 2016
  8. alegebra

    no because three can not be divided by 2 because its not a factor of three.

    posted on February 24, 2016
  9. math

    Is the answer x= 28/3

    posted on September 27, 2015
  10. Chemistry

    29.75

    posted on November 20, 2014
  11. english

    B.Figure of speech

    posted on December 2, 2013
  12. calculus

    At noon, ship A is 30 nautical miles due west of ship B. Ship A is sailing west at 15 knots and ship B is sailing north at 21 knots. How fast (in knots) is the distance between the ships changing at 3 PM? (Note: 1 knot is a speed of 1 nautical mile per

    posted on October 10, 2013
  13. Biology

    can you show the diagram if th pedegree of the fipnob family

    posted on March 12, 2013
  14. Math: Functions

    But with units.. how would it be?? cause it remarks be sure to include units! pleasee

    posted on February 17, 2013
  15. health

    is it d

    posted on September 21, 2012
  16. Health

    i got c is that right

    posted on September 20, 2012
  17. Social studies

    substitution

    posted on May 26, 2012
  18. Physics. PLEASE HELP!!

    for KE since you already have all the numbers... KE1 + KE2 = (.5*I1*W1^2) + (.5*I2*W2^2)

    posted on April 25, 2012
  19. math-algebra

    the answer is B. when you multiply you get (225/6840) simplifing this and you will get 5/152.

    posted on February 24, 2012
  20. Calculus

    On b, it was If P(69)=0.5

    posted on October 27, 2011
  21. Physics...help please!

    I think I got it... 32.0 degrees?

    posted on April 7, 2011
  22. english

    passive voice

    posted on March 4, 2011
  23. Calculus

    I have no idea why that's not the answer.....

    posted on February 23, 2011
  24. Calculus

    I already tried 7 for the first two... but the web ways that the answer is incorrect...

    posted on February 23, 2011
  25. Calculus

    Thanks

    posted on February 23, 2011
  26. math

    45

    posted on February 15, 2011
  27. english

    is that the sentence or am i suppose to try?

    posted on March 15, 2010
  28. english

    you can oly use 4 words.

    posted on March 15, 2010
  29. English

    i need a sentence with al that

    posted on March 15, 2010
  30. homework

    Tell me the answers

    posted on February 28, 2010
  31. algebra

    4 week

    posted on February 20, 2010