Questions Asked on
March 21, 2008

  1. English expression

    He has big ears, a small nose and a small mouth. ------------------ Q1) In this sentence can 'He has' be contracted into 'He's'? Q2) He's a son. What does 'He's' mean? He is / He was / He has

    asked by John
  2. Physics

    Two charges are arranged on the x axis so that there is a positive charge of 3.6 micro C at the orgin and a negative charge of .2.5 micro C located 2.5 centimeters to its right. to the nearest cetimeter, where on the x axis should a positive charge be

    asked by Maria Lewis
  3. international trade

    Suppose when Russia opens to trade, it imports automobiles, a capital-intensive good. According to the Heckscher-Ohlin theorem, is Russia capital abundant or labor abundant? Briefly explain. What is the impact of opening trade on the real wage in Russia?

    asked by swan
  4. Physics

    Two charges are arranged on the x axis so that there is a positive charge of 3.6 micro C at the orgin and a negative charge of -2.5 micro C located 2 centimeters to its right. to the nearest centimeter, where on the x axis should a positive charge be

    asked by Maria Lewis
  5. ti-83 plus

    Hi I am learning to use my ti-83 plus.. I was learning scatter plots yesterday and changed the settings accordingly. I don't remember what I did. But scatter plots worked fine. But now I want to go back to the normal graphing mode. When I enter a function,

    asked by Jen
  6. Spanish for Jennifer

    The Imperfect is used: 1. To express a continuous action in the past. (Juan leía el periódico = John was reading the newspaper.) 2. To express a repeated or customary action in the past. (Yo lo veía todos los días = I saw (=used to see) him every day.)

    asked by SraJMcGin
  7. Physics

    A small electric immersion heater is used to boil 191.0 g of water for a cup of instant coffee. The heater is labeled 355.0 W, which means that it converts electrical energy to heat at this rate. Calculate the time required to bring this water from 12.0°C

    asked by Courtney
  8. Algebra

    compound inequality write the solution set using interval notation and graph -7x+1>=15 or 5x+3>=-17 -1 -1 -3 -3 -7x/-7>=14/-7 5x/5>=-20/5 x>=-2 x>=-4 {-2,sideways8) {-4,sideways8) On my graph I have a { at -2 Does someone know how to do this?

    asked by Tim
  9. calculus

    find the sum of the series: 1. the sum from n=1 to infinity of ((-1)^n*(.2)^n)/n I simplified this to: (-.2)^n/n I know this is alternating, but how do I know what the sum is? 2. the sum from n=0 to infinity of 1/2^n Is this geometric with n^(-2)? and if

    asked by sarah
  10. Physics

    Show that the total mechanical energy of a satellite (mass m) orbiting a distance r from the center of the Earth (mass M-e)is: -(1/2)*(G m M-e)/(r if U = 0 at r = infinity. Show that although friction causes the value of E (mechanical energy) to decrease

    asked by Anonymous
  11. Physics (Mechanics)

    A uniform plate of height H= 0.69 m is cut in the form of a parabolic section. The lower boundary of the plate is defined by: y= 1.10x^2. The plate has a mass of 5.62 kg. Find the moment of inertia of the plate about the y-axis. Alright, I've done this so

    asked by Kara
  12. algebra

    For the following equation, state the value of the discriminant and then describe the nature of the solutions. -2x^2+3x-7=0 What is the value of the discriminant? Which one of the statements below is correct? The equation has two imaginary solutions. The

    asked by Becky
  13. algebra final, please help

    Solve (x+17)(x-20)(x+8)>0 The solution set is (x )? Use at least one inequality or compound inequality to express your answer. For answers with more than one inequality, separate the inequalities by a comma or the word 'or'. Type R is the answer is all

    asked by Becky
  14. English Grammar

    He is a math teacher. He is a Math teacher. Do I have to capitalize Math or not? are both OK?

    asked by John
  15. precalculus applications

    How do I find the equation of a sinusoidal curve from just knowing the lowest point and highest point of it? For example: A weight attached to the end of a long spring is bouncing up and down. If we do not worry about friction, its distance from the floor

    asked by Jimmy
  16. Physics

    A particle with mass 6.4 is acted on by a conservative force moves along a path given by: x=5.2*cos(2.2t) y=5.9*sin(2.2t) Find the potential energy of the particle at t = 1, x = 8.0, and y = 14.7 while assuming that the initial potential energy equals

    asked by Chuck
  17. Physics

    Three identical charges of 50 micro C are arranged at the points of an equilateral triangle 2 meters on a side. What is the net force on each charge?

    asked by Maria Lewis
  18. Algebra HELP!

    solve 7x+5(-3x-4)=-21-7x 7x+(-15x-20=-7x-21 -8x-20=-7x-21 7 7 -8x-20+7x=-21 -1x-20=-21 20 20 -1x/-1 = -1/-1 x=1

    asked by Lori
  19. spanish

    Did I use the preterite/imperfect forms of these verbs (words in capitals) correctly in the following two paragraphs? i'm having a lot of trouble with this concept. thanks for the help Recuerdo la boda de mi primo John. El OS CASASTEIS con Victoria cuando

    asked by Jennifer
  20. government

    I need to ask at least 10 people the 20 polling questions below for my Government class. However, the one exception is that you must be 18 or older to answer these questions. Thanks for the help! 1. Which of the following statements best reflects your

    asked by Anonymous
  21. Science

    hi i have a science exam on tuesday and i don't understand this question and really need some help. Define: reactant and product

    asked by Jess D
  22. Anatomy and Physiology

    During an emergency roon exam for an injured arm,the doctor palpates the arm's entire length,starting at the shoulder and ending at the fingers of the hand. What is this process called I was wondering if anyone knows a good website where I can find out

    asked by Kaleigh-Anne
  23. Algebra

    find all real or imaginery solutions. I came up with {-6,6}, is this correct or have I missed something? -4k^2+144=0 -144=-144 -4k^2/-4=-144/-4 K^2=36 x=+or- sqrt 36 x=+or-6

    asked by Cindy
  24. human services

    what is the difference between a performance budget and a program budget? why does a human agency need to knoe this information?

    asked by Anonymous
  25. Algebra

    We are suppose to find distance between points and the midpoint (9,8) and (2,1) I used the distance formula which I thought was the way I should do it. If I should not have used this, can someone tell me what I did wrong or what formula I should have used?

    asked by Lynn
  26. Algebra

    Can someone tell me if these problems have the right answers? I am tooooooo old to know this any more. I understand the first one, but 2&3 are vaguely familiar. 25x^2+25x+6=0 the answer is x=-1/2 +/- 1/10 #2 solve for V=1/3Bh for B answer is B=V/ 1/3h #3

    asked by Algebra Parent
  27. Physics

    A particle with mass 6.4 is acted on by a conservative force moves along a path given by: x=5.2*cos(2.2t) y=5.9*sin(2.2t) Find the potential energy of the particle at t = 1, x = 8.0, and y = 14.7 while assuming that the initial potential energy equals

    asked by Chuck
  28. biology

    My teacher asked quite a few questions, but these are the ones with which I am having trouble...I have re-worded them somewhat for clarity. Can anyone please help me! Thank you! _____________________________________ Methotrexate is a cancer drug that

    asked by Elise
  29. Finance

    The Victoria Nursery, which provides facilities for pre-school children on a commercial basis, is preparing its cash budget for next year. A profile of the estimated revenues and expenses for the first four months of the year is as follows: Jan Feb Mar Apr

    asked by Patrick
  30. maths

    A salesman paid 6.5% commission for ech sales over $4000 but 4% otherwise.If he makes three sales $5500,$6300 and$3400,how much commission does he expect to receive ?

    asked by MTH
  31. English Grammar

    I know that determiners can not be uses together before nouns. Am I right? For example, He is my best friend. This sentence is correct. However, He is the/a my best friend. This sentence is wrong, for both 'the' and 'my' are determiners. Is my explanation

    asked by John
  32. Algebra

    HELP! an object moves in a straight line given by s=2x^2-3t where s is in meters and t is the time in seconds the object is in motion. how long to nearest tenth will it take to move 17 meters? my attempt s=2t^2-3t 17=2t^2-3t -17=-17 0=2t^2-3x-17 t=-b +or-

    asked by Bethany
  33. Anatomy and Physiology

    Please check my answer thanks True or False An example of an organic molecule is table salt I said False

    asked by Kaleigh-Anne
  34. Anatomy and Physiology

    Please check my answer thanks True or False Keratinized cells are found in the body by the subcutaneous layer of the skin I said True

    asked by Kaleigh-Anne
  35. Nursing

    Is it useful to separate particular populations, since most people belong to more than one?

    asked by Violet
  36. French

    So,if there is no liaison with être, then the "s" in "je suis" is never "carried-over"? For loss of a better example, if I were to say "je suis intelligent(e)", the "s" would not be attached to the "i" in "intelligent(e)" - right?

    asked by no name
  37. COM 135

    Which topics covered in this course were the most important to you? These are the ones I chose proposals, reports, and the manual and all that consists of in making one. How will you use this information in your technical communication? Technical

    asked by Dawn
  38. French

    I am sorry, I wasn't referring to the liaison between "est" and "il" but between the "comment" and "est-il" In other words, one would not say "commentet-il" even though one does say "commentallez-vous" ? I realize that liaison between "comment" and

    asked by no name
  39. Algebra Problem

    State the value of the discriminant and the number of real solutions. t^2+14t+49=0 The value of the discriminant is 0 and the equation has no real solution.

    asked by Jim
  40. English expression

    1. The lower prices are, the more people will buy. 2. The lower prices are, the more people buy. ---------------------- Which one is right? Ae both OK?

    asked by John
  41. Science

    hi i have a science exam on tuesday and i don't understand this question and really need some help. Draw a diagram of a) Magnesium Atom, Mg b) Fluorine ion, F1-

    asked by Jess D
  42. Science

    hi i have a science exam on tuesday and i don't understand this question and really need some help. How many electrons, protons and neutrons in the following: a)Br1- b)Be2+ c)Ne d)P1- e)Fe

    asked by Jess D
  43. Science

    hi i have a science exam on tuesday and i don't understand this question and really need some help. List the different parts of an atom and give their definition.

    asked by Jess D
  44. Science

    hi i have a science exam on tuesday and i don't understand what isotopes are??

    asked by Jess D
  45. Professional Communication

    I missed the answer to this question what is the similarties and differences between routine, positive, negative, and persuasive message?

    asked by Jean
  46. Anatomy and Physiology

    PLease check my answer thanks The burn that involves destruction of the epidermis,dermis and subcutaneous layers. My answer A thrid degree burn

    asked by Kaleigh-Anne
  47. Anatomy and Physiology

    Please check my answer thank you An approach to skin cancer treatment would involve surgery, either alone or combined with what ? I think chemotherapy

    asked by Kaleigh-Anne
  48. Accounting

    What is the overall goal of consolidated financial statements? Why are 100% of the assets and liabilities of an investee included in the parent's financial statements, when only 51% of them may be actually owned?

    asked by Del
  49. pre algebra

    Is this how I would multiply? like if you have a whole number 3and 1/2yd multiplied by 4yd. Would I first multiply the 4x3 = 12 and 1/2? or no?

    asked by Lily
  50. Algebra

    line slope 6/7 going through (0,7) y=mx+b y=6/7x+7 -7*(6/7x+y)=7*-7 the answer I come up with is 6-7y=-49 is this right?

    asked by Akimi
  51. algebra

    This is how my book shows it, but I don't know solve the equation by factoring 35-x^2+2x=0 x^2 x^2 35+2x=x^2 -2x=-2x 35-35=x^2-2x-35 0=x^2-2x-35 (x-7)(x+5) (x-7)(x+5) x-7=0 x+5=0 x=7 x=-5 (7)^2-2(7)-35 -5^2-2(-5)-35 49-14-35 25+10-35 0 0 Solution set is

    asked by Lisa
  52. Algebra

    interest formula A=2pf/b(q+1) find A to nearest percent p=12, f=$1209, b=$4900, Q=36 A=2*12*$1209/$4900(36+1) A=$29,016/$4900(37) A=$29,016/$181,300 A=0.160044126 so......is my answer 16%??????????

    asked by John
  53. eth 125

    What is the definiton of legislative events?

    asked by Mimi
  54. slope-intercept form

    find the slope and y-intercept 7x-4y=6 y=mx+b 7x-4y=5 y=7x/4-5/4 m=7/4b=-5/4 (?)

    asked by Thomas
  55. French

    Why is there a liaison with "comment allez-vous" and not with "comment est-il"?

    asked by no name
  56. absolute value inequality help

    solve and write in interval notation |6x+2|

    asked by Anonymous
  57. Math

    Identify the equation as an identity, inconsistent equation or conditional equation. 1-3/2x=7/4 my answer is it is an inconsistent equation

    asked by Lisa
  58. cultural diversity

    what role did civil disobedience play in the Civil Rights Movement

    asked by UnKnown
  59. French

    Thank you for answering my questions!!! Merci beaucoup pour réponder à ma question. (I hope that's correct :-)

    asked by no name
  60. Cultural Diversity

    Describe 2 methods to calculate prejudice.

    asked by Ebony
  61. Physics

    An object of mass 7.0 kg falls through a height of 47.0 meters and, by means of a mechanical linkage, rotates a paddle wheel that stirs 0.670 kg of water. The water is initially at 5.5 deg C, What is the maximun possible temperature of the water? (Answer

    asked by Josh G,
  62. Math

    I need help solving this problem. 17 11/12 ÷ 6 1/10

    asked by Anonymous
  63. Anatomy and Physiology

    Please check my answer thanks True or False The process of breaking a complex substance down into smaller components is called metabolism I said true

    asked by Kaleigh-Anne
  64. math

    solve for x. 1.25x^2=13 2.2(x-5)^2=3

    asked by darren
  65. math

    8*0

    asked by Maria Lewis
  66. French

    Sometimes "de" is used with the plural (instead of "des") - please explain when this is so.

    asked by no name
  67. French

    is there a way to know when an "h" is "muet" or " aspiré" - without having to memorize all of them?

    asked by no name
  68. algebra

    Find the greatest common factor for the group of terms -30a^2,5a^4 Would the answer be 5a^2?

    asked by Becky
  69. Accounting

    What is minority interest? In what ways is it like debt and in what ways is it like equity?

    asked by Del
  70. values

    name a value or belief that is considered superficial

    asked by kelley
  71. Pre Algebra

    How can I find the area of the shape when it has three units? Heres how it looks: Thanks to who helps :)

    asked by Lily
  72. absolute value

    |8m+7|=9 8m+7=-9 or 8m+7=9 -7=-7 -7=-7 8m/8=-16/8 8m/m=2/8 m=-2 m=1/4 the solution set is {-2, 1/4} Is this correct or do I need to go further or completely wrong!

    asked by Kally
  73. algebra

    find center and radius of circle (x-6)^2+(y+9)^2=121 -(x-6)^2 -(x-6)^2 (y+9)^2=121-121-(x-6)^2 (y+9)^2=+/- ã121-(x-6)^2 -9 -9 y=-9+/-ã121-(x-6)^2 does anyone know is this the answer or do I go further???????????????????????

    asked by Sara
  74. Algebra

    Given the function h described by h(x)= x + 5, find each of the following. h(0)=

    asked by greatdanelola
  75. Algebra

    Given the function f, described by f(x)=10x, find each of the following: A) f(-5) B) f(19) C) f(26)

    asked by greatdanelola
  76. Chat Rooms

    Write a two page + paper on the good and bad uses of chat rooms and make sure that it is not copied and it is in your own words.

    asked by Anonymous
  77. Algebra Problem

    complete the square(real or imaginary) a^2-12a+35=0 my answers are a=7 a=5

    asked by Jim