Erick

Newest questions and responses by Erick
  1. mechanical science

    aminibus of 1500kg moving at velocity of 72km/hr collide with astationary car of mass 900kg determine the common velocity

    asked on February 20, 2018
  2. mechanical science

    aminibus of mass15Kg travelling at avelocity of 72km/hr collides with astationary car of mss900kg.The impact takes to see see before the two moving at aconstant velocity of20m/s.calculate the;common velocity,distance moved after the impact,the force of

    asked on February 20, 2018
  3. History

    Which identifies the conflict that arose over rubber production in the Belgian Congo? Demand for rubber and Belgian debts led to the forced labor and violation of the human rights of the Congolese. Creation of a Belgium Free State for the purposes of

    asked on January 2, 2018
  4. History

    How did European imperialism influence Asia? European nations overthrew local leaders to establish a trade network, which reduced the profitability of the Chinese tea industry. Lack of interest in European goods led to the distribution of opium, which

    asked on December 12, 2017
  5. History

    Which option most accurately describes life events of Martin Luther? He was an important reformer in the Swiss Protestant Reformation, the only major movement that did not evolve into a church. As absolute ruler in England, he separated from the Catholic

    asked on November 5, 2017
  6. World History

    Which accurately describes European feudalist society? In the feudal system, approximately 90 percent of people were peasants, and most were practicing Catholics. In the feudal system, approximately 60 percent of people were clergy, and most were

    asked on October 22, 2017
  7. Geography

    What are some ways the environment had impacted the lives of the people who live in Chicago?

    asked on October 17, 2016
  8. Texas woman school

    what part of sentence is wrong? The most important things in my life are making money, traveling abroad, and to live well. The most the most-in-are-to live I think are.

    asked on September 11, 2016
  9. Math

    Why are shapes that are not closed not a real shape

    asked on March 10, 2015
  10. Montclair

    20 + 5 * (? + 6) - 12 / 2 = 64

    asked on October 2, 2014
  11. math

    Hi, there is a problem on my math book that has been giving me headaches. That's why I'm looking for help. The problem is: Given z and w, two complex numbers such as |z+w|=|z-w|, prove that Arg z - arg w = plusminus (pi/2)

    asked on May 12, 2014
  12. algebra 2

    Solve system of equations.Describe each step if your solution. W+X+Y+Z=2 2W-X+2y-Z=1 -W+2x-y+2z=-2 3w+x+y-Z=5 Please help I only know how to do this with 3 equations.

    asked on October 16, 2013
  13. chemistry

    name of the following compound: ch2-ch3 / ch3-ch2-ch-ch2-ch2-ch=ch-ch3

    asked on March 9, 2013
  14. Physics

    A horizontal spring is lying on a frictionless surface. One end of the spring is attaches to a wall while the other end is connected to a movable object. The spring and object are compressed by 0.076 m, released from rest, and subsequently oscillate back

    asked on March 4, 2013
  15. Visual Basic (Computer Programming)

    ALGORITHM EXERCISES 1. Wilma Peterson is paid by the hour. She would like a program that both calculates and displays her weekly gross pay. For this exercise, you do not need to worry about overtime pay, as Wilma never works more than 40 hours in a week.

    asked on January 16, 2013
  16. Trigonometry

    IM STUCK ON THESE :( 1. What is the equation for shifting the standard sine curve +2 units horizontally? A. y = sin (x + 2) B. y = sin x + 2 C. y = sin x − 2 D. y = sin (x − 2) 3. What is tan-¹ √3/3 ? A. π/4 B. -π/3 C. π/6 D. -π/4 4. cot–1

    asked on December 10, 2012
  17. Trigonometry

    QUESTIONS IM STUCK ON 6. Change -4√2 - 4√2 to trigonometric form A. 32 cis 135° B. 8 cis 225° C. 8 cis 45° D. 32 cis 45° 7. Simplify (2 cis 100°)7. A. 2 cis 700° B. 128 cis 280° C. 128 cis 340° D. 2 cis 340° 9. Simplify 12(cos52° + i

    asked on December 4, 2012
  18. Algeba II

    3x^2+4x^2-7x+2

    asked on December 3, 2012
  19. Trigonometry

    1. What is the area of triangle ABC if a = 47.0°, β = 57.8°, and a = 10.2 cm? A. 58.2 cm2

    asked on December 3, 2012
  20. Trigonometry

    2. Choose the point that lies on the curve r = 2 – 3 sin θ. A. (-5, 3π/2)

    asked on December 3, 2012
  21. Trigonometry

    2. Choose the point that lies on the curve r = 2 – 3 sin θ. A. (-5, 3π/2) B. (–2, π) C. (1, π/2) D. (5, π/2 3. Which of the following is not an approximate solution of x5 – 1 = 0? A. 0.3090 – 0.9511i B. 0.8090 + 0.5878i C. 0.3090 + 0.9511i D.

    asked on December 2, 2012
  22. Trigonometry

    1. What is the area of triangle ABC if a = 47.0°, β = 57.8°, and a = 10.2 cm? A. 58.2 cm2 B. 43.5 cm2 C. 38.4 cm2 D. 33.3 cm2 2. Given triangle ABC with β = 41°, g = 14°, and a = 5.0, find the value of c. A. 6.2 B. 4.0 C. 1.5 D. 17 3. Resolve the

    asked on December 2, 2012
  23. trigonometry

    1. What is the area of triangle ABC if a = 47.0°, β = 57.8°, and a = 10.2 cm? A. 58.2 cm2 B. 43.5 cm2 C. 38.4 cm2 D. 33.3 cm2 2. Given triangle ABC with β = 41°, g = 14°, and a = 5.0, find the value of c. A. 6.2 B. 4.0 C. 1.5 D. 17 3. Resolve the

    asked on November 28, 2012
  24. trigonometry

    2. Choose the point that lies on the curve r = 2 – 3 sin θ. A. (-5, 3π/2) B. (–2, π) C. (1, π/2) D. (5, π/2 3. Which of the following is not an approximate solution of x5 – 1 = 0? A. 0.3090 – 0.9511i B. 0.8090 + 0.5878i C. 0.3090 + 0.9511i D.

    asked on November 28, 2012
  25. trigonometry

    2. Choose the point that lies on the curve r = 2 – 3 sin θ. A. (-5, 3π/2) B. (–2, π) C. (1, π/2) D. (5, π/2 3. Which of the following is not an approximate solution of x5 – 1 = 0? A. 0.3090 – 0.9511i B. 0.8090 + 0.5878i C. 0.3090 + 0.9511i D.

    asked on November 28, 2012
  26. Math

    1. What is the area of triangle ABC if a = 47.0°, β = 57.8°, and a = 10.2 cm? A. 58.2 cm2 B. 43.5 cm2 C. 38.4 cm2 D. 33.3 cm2 2. Given triangle ABC with β = 41°, g = 14°, and a = 5.0, find the value of c. A. 6.2 B. 4.0 C. 1.5 D. 17 3. Resolve the

    asked on November 28, 2012
  27. math

    the scle drawing of a close is 3 inches wide by 4.2 inches long. the original closet is 10 feet wide. how long is the original closet in feet? how long is the original closet in yards?

    asked on November 4, 2012
  28. statistics

    A student is taking a multiple choice test where each question have 5 possible answers of which only one is right. If the student knows the answer the student answers correctly, otherwise there is a 20% probability of correct answer. Assume the student

    asked on September 12, 2012
  29. Physics

    A 1.2 kg block is attached to a horizontal 23 N/m spring and resting on a frictionless horizontal surface. The block is set oscillating with amplitude 10 cm and phase constant – π/2. A 2nd block with mass 0.8 kg moving at 1.7 m/s collides inelastically

    asked on May 24, 2012
  30. Chemistry

    What is the Net Ionic Reaction for NaOH(aq) + H2SO4(aq)-->

    asked on May 8, 2012
  31. spanish

    need to unscramble these letters amiaramtdrs

    asked on February 9, 2012
  32. math

    a container has volume 1m cubed the lenght of the container is 200cm. list all the possible dimensions of the container. each dimension is whole number of cm.

    asked on February 22, 2011
  33. Math

    what is the fractoin of four and four tenths

    asked on January 15, 2011
  34. physycs

    A hockey player skates down the ice at an angle of 34° to a line crossing the width of the rink. If he skates 14 m, how far has he travelled down the length of the ice toward the goal?

    asked on January 14, 2011
  35. 6th grade

    who ordered the great sphinx to be built

    asked on December 5, 2010
  36. US GOVERMENT

    When was the colony establised in America this is ref to Delaware.

    asked on November 5, 2010
  37. US GOVERMENT

    REF TO DELAWARE, WHO WAS FOUNDER OF THE COLONY

    asked on November 5, 2010
  38. SOCIAL STUDIES

    WHAT DOES REGION PHYSICAL MEANS?

    asked on October 5, 2010
  39. SOCIAL STUDIES

    WHAT DOES REGION PHYSICAL MEANS?

    asked on October 5, 2010
  40. 5th grade science

    How could you change an object's volume without changing it's mass?

    asked on September 9, 2010
  41. social studies

    This region of the U.S. is the largest in area?

    asked on August 31, 2010
  42. social studies

    What region produces more corn?

    asked on August 31, 2010
  43. social studies

    Big Ben national park is in what region?

    asked on August 31, 2010
  44. social studies

    Baton Rouge and New Orleans are in what region?

    asked on August 31, 2010
  45. social studies

    Some of countrys highest mountains are in what region?

    asked on August 31, 2010
  46. social studies

    The nations largest city, N.Y. City is located in this region?

    asked on August 31, 2010
  47. social studies

    The Grand Canyon is in what region?

    asked on August 31, 2010
  48. 5th grade

    This region is divided into 2 smaller regions-New England and the Mid atlantic states?

    asked on August 31, 2010
  49. Physics

    You have entered a contest in which the contestants drop a marble with mass 27.0g from the roof of a building onto a small target 23.0m below.From uncertainty considerations, what is the typical distance by which you will miss the target, given that you

    asked on July 11, 2010
  50. math

    what is the inverse of g(x)= 2/3x+4?

    asked on June 10, 2010
  51. finance

    Find the price of a bond with a face value of $12,500 that pays an annual coupon of $750 for a period of 11 years. The discount rate is 8% pa. Give your answer in dollars and cents to the nearest cent.

    asked on May 30, 2010
  52. accounting

    P13-4A The following financial information is for Inca Company. INCA COMPANY Balance Sheets December 31 Assets 2007 2006 Cash $ 70,000 $ 65,000 Short-term investments 55,000 40,000 Receivables 104,000 90,000 Inventories 230,000 125,000 Prepaid expenses

    asked on May 9, 2010
  53. economics

    What firm dominates the U.S. beer industry? What demand and supply factors have contributed to "fewness" in this industry?

    asked on April 8, 2010
  54. economics

    Why is there so much advertising in monopolistic competition and oligopoly? How does such advertising help consumers and promote efficiency? Why might it be excessive at times?

    asked on April 8, 2010
  55. econimics

    Why might price collusion occur in oligopolistic industries? Assess the economic desirability of collusive pricing. What the main obstacles to collusion? Speculate as to why price leadership is legal in the United States, whereas price fixing is not.

    asked on April 8, 2010
  56. econmics

    Why do oligarchy exist? List five or six oligopolists whose products you own or regularly purchase. What distinguishes oilgopoly from monopolistic competition?

    asked on April 8, 2010
  57. economics

    How does monopolistic competition differ from pure competition in its basic characteristics? From pure monopoly? Explain fully what product differentiation may involve. Explain how the entry of firms into its industry affects the demand curve facing a

    asked on April 8, 2010
  58. español

    el guion teatral para que sirve

    asked on February 9, 2010
  59. sicence

    how are chemicals and physicals weathering affect

    asked on February 9, 2010
  60. ENGLISH

    these are idioms explain what each means 1.burnign the candle on both ends. 2.by the skin of your teeth also this metaphor..exlain 1.perception is reality

    asked on September 24, 2008
  61. english

    these are idioms i need to know what they are explain 1.Burning the candle on both ends. 2.by the skin of your teeth

    asked on September 24, 2008
  62. english

    these are similies i need to know what they mean...explain 1.as blind as a bat 2.as common as dirt

    asked on September 24, 2008
  63. english

    wut's a goon to a goblin??

    asked on September 18, 2008
  64. Geometry

    If I know the number of sides of a regular polynomial(10), how do I find the exterior and interior angles?

    asked on January 13, 2008
  65. Geometry

    How do I find the number of sides a regular polygon has if I only know te measure of the exterior angle, such as 40 degrees?

    asked on January 13, 2008
  66. COMMUNITCATION

    EXAMPLES OF A COMPOSED POSITIVE MESSAGE

    asked on November 2, 2007
  1. History

    so A?

    posted on October 25, 2017
  2. math

    A cockroach traveling 2 feet per second takes how long to scurry a distance of 46 feet?

    posted on March 24, 2017
  3. riddle

    the answer is family its old from your great parents and still new when new generations are brought forth

    posted on February 22, 2017
  4. Math "Need Help Asap"!

    Is she right ?

    posted on December 21, 2016
  5. math

    1/2

    posted on November 29, 2016
  6. Social Studies

    Kfkskq

    posted on October 23, 2016
  7. hcc

    i have other one Finishing quickly is not as important as answer all the question correctly. answer/all the/ correctly i think correctly is wrong one?? am i right??

    posted on September 11, 2016
  8. Texas woman school

    tnxx alot

    posted on September 11, 2016
  9. Texas woman school

    i got u == to live should be change because of ing form

    posted on September 11, 2016
  10. Texas woman school

    so,which is right

    posted on September 11, 2016
  11. Texas woman school

    so are is right

    posted on September 11, 2016
  12. arizona

    thanks for it

    posted on September 11, 2016
  13. math

    45

    posted on January 26, 2016
  14. science

    0.06 m/s

    posted on August 26, 2015
  15. Physics

    H=h+(d^2)/h

    posted on March 9, 2015
  16. physics

    1.34

    posted on September 22, 2014
  17. elementary

    5

    posted on January 6, 2014
  18. physics

    cyndi used 1/4 because of this: KErotational=1/2IW^2 =1/2(1/2mr^2)(V/r)^2 =1/2(1/2mr^2)(V^2/r^2) =1/4mV^2 as you can see the radii cancel and the 1/2's multiply together to make 1/4

    posted on December 7, 2013
  19. Physical science

    It corect

    posted on April 22, 2013
  20. physics

    Stil wl b veloct of me nd -9.8m/s^2 for force of gravity

    posted on April 22, 2013
  21. Trigonometry

    thank you so much, i just missed a lot of school in the past month and im trying to catch up

    posted on December 5, 2012
  22. Math

    can you please do them all? pleaseeeeeee

    posted on November 29, 2012
  23. spanish

    mi madastra

    posted on February 9, 2012
  24. science

    How do scientists often name ecosystems

    posted on May 8, 2011
  25. math

    rectangle

    posted on February 23, 2011
  26. Math

    what is the fraction of four and five tenths

    posted on January 15, 2011
  27. SOCIAL STUDIES

    who ordered the great sphinx to be built

    posted on December 5, 2010
  28. economics

    Yes I do

    posted on April 9, 2010
  29. economics

    Nothing really

    posted on April 8, 2010
  30. econimics

    I do not understand much that's why I have come this site

    posted on April 8, 2010
  31. economics

    Thank you

    posted on April 8, 2010
  32. econmics

    That's how the question is written in the textbook

    posted on April 8, 2010
  33. economics

    Help me answer the question is full detail if possible

    posted on April 8, 2010
  34. economics

    When I click on the link where exactly do I go?

    posted on April 8, 2010