Questions Asked on
April 2, 2008

  1. physics

    A ball is thrown horizontally at 10.0 m/s from the top of a hill 50.0 m high. How far from the base of the hill would the ball hit the ground? I don't understand the following explained by Quittich (sp)? "Since there is no vertical component, the time to

    asked by Jon
  2. English expression

    1. She has long, blonde hair. 2. She has long, blond hair. 3. He has short blond hair. 4. He has medium-length, blonde hair. Is blonde only for womem? Are all correct in the four sentences above?

    asked by John
  3. physics

    A missile launched at a velocity of 30.0 m/s at an angle of 30.0 to the normal. What is the maximum height the missile attains? sin 60 = 0.866025404 0.866025404 x 30 = 25.98076211 25.98076211 x 25.98076211 / 2 / 9.8 = 34.4 m

    asked by Jon
  4. Pre-Calculus

    I need help with this problem: The bearing from the Pine Knob fire tower to the Colt Station fire tower is N 65 degrees E, and the two towers are 30 kilometers apart. A fire spotted by rangers in each tower has a bearing of N 80 degrees E from Pine Knob

    asked by Sharon
  5. Physics

    If a cannonball and a BB have the same speed, which has the longer wavelength?

    asked by Jake
  6. english 2 - revised please

    Which part of the writing process was easiest for you? Which part was the most difficult? What did you learn from your writing experience during this class? In what ways have you learned to write more critically? How will this knowledge assist you with

    asked by rose
  7. statistics

    The Academy of Orthopedic Surgeons states that 80% of women wear shoes that are too small for their feet. A researcher wants to be 98% confident that this portion is within 3% of the true proportion. How large a sample is necessary?

    asked by Ann
  8. Chemistry quistion help!

    I need help answer this question for a chemistry homework. What are the products in a reaction between an acid and a base? How can you tell that a reaction has occurred?

    asked by Lisa
  9. statistics

    What is the median in the following set of values? 4, 7, 19, 22, 27, 39, 47

    asked by Christine
  10. Physics - Quidditch

    A light rope passing over a frictionless pulley connects two objects. One object has a mass of 10kg. The tension in the rope is 90N. Calculate the acceleration and the mass of the second object. Object 1 Fg-Ft = ma 100 - 90 - 10*a 10/10 = a a = 1m/s^2

    asked by Alex
  11. Physics

    A 3.0 kg rock is initially at rest at the top of a cliff. Assuming the rock falls into the sea at the foot of the cliff and that its kinetic energy is transferred entirely to the water, how high is the cliff if the temperature of 1.0 kg of water is raised

    asked by Jim
  12. Physics

    A golfer imparts a speed of 32.9 m/s to a ball, and it travels the maximum possible distance before landing on the green. The tee and the green are at the same elevation. (a) How much time does the ball spend in the air? s (b) What is the longest "hole in

    asked by Hawkins
  13. english - proofread

    Answer the following questions in a 100- to 200-word response. Cover each bullet point in your answer. o In the future, how will thinking critically influence the ways that you: · Read? · Write? · Process information? o Why and how could you apply

    asked by rose
  14. algebra

    A ladder is resting against a wall. The top of the ladder touches the wall at a height of 15 feet and the length of the ladder is one foot more than twice the distance from the wall. Find the distance from the wall to the bottom of the ladder. (Hint: Use

    asked by astrid
  15. Physics

    ω= 2.4π radians/second Δθ= 1.0π radians Δt= d What is the value of d? answer in units of seconds.

    asked by Anonymous
  16. Photography club

    I was thinking about how clubs get started in college in the first place. For example there is a club for different ethinicities. How do these become "clubs"? I would think someone would have to take an interest in specific things first of all. But is this

    asked by ~christina~
  17. geometry

    i don't know how to solve for x when there are alot of missing numberz

    asked by shala
  18. physics

    Calculate the force of gravatational attraction between two spheres of mass 10.1 kg and 45.4 kg that are 38.5 m apart. F = G(m1)(m2)/r^2 = 6.67 x 10^-11(10.1)(45.4)/38.5^2 = 2.06 x 10 ^-11 N

    asked by Jon
  19. Math

    4 accounting majors, 2 economics majors, and 3 marketing majors have interviewed for 5 different positions with a large company. Find the number of different ways that 5 of these could be hired. The 4 accounting majors muust be hired first, and then the

    asked by Anonymous
  20. math

    Determine whether the functions are even, odd, or neither. (a) f(x) = x²/√x²+ 1 (b) g(x) = x^3 - √ x- 7

    asked by Zach
  21. science

    If Earth is 149.6 million Kilometers from the sun, or 93 million miles away. suppose there was an imaginary road from earth to the sun. If you were in a car traveling 100 km an hour, it would take you 1,490,000 hours or just 170 years to reach the sun. If

    asked by Dj
  22. Hermes

    Hermes is the god of________?

    asked by Anonymous
  23. Physics

    We don't notice the wavelength of moving matter in our common experience. Is this because the wavelength is extraordinarily large or extraordinarily small?

    asked by Jake
  24. Physics

    Does the uncertainty principle tell us that we can never know anything for certain?

    asked by Jake
  25. math

    The average, that is, the arithmetic mean, age of a group of doctors and lawyers is 40. If the average age of the doctors is 35 and the average age of the lawyers is 50, then what is the ratio of the number of doctors to the number of lawyers?

    asked by Jas
  26. english

    what is a good parody essay about the red badge of courage.

    asked by vanessa
  27. physics

    A 0.50-kg ball is attached to a string of 0.50 m and swung in a horizontal circle with a velocity of 1.0 m/s. Find the centripetal force of the ball. ac=1.0^2/0.5 =2 2(.50) = 1.0 N

    asked by Jon
  28. Physics

    A 437.7 N child and a 237.1 N child sit on either end of a 2.5 meter long seesaw. How far from the 437.7 N child should the pivot be placed to ensure rotational equilibrium? disregard the mass of the seesaw. answer in units of m.

    asked by Kendra
  29. Math

    Two lengths are drawn from a Point P to a circle centre (o). The radius of the circle is 8.2cm and P is 12.4cm from o. Find the angle between the tangents. Please help, I really don't understand it.

    asked by Anonymous
  30. Mathematics

    I need help with the following problem : f(n) = n^2 + 4n is O(n^2)

    asked by Arturo
  31. math

    A is the point (1,1), B is (4,5) and C is (5,3). Find a)the angle between AB and a line parallel to the y axis. b)the angle between BC and a line parallel to the y axis. c)Hence, find ABC (angle B). I have drawn the points. Please help!!!

    asked by Anonymous
  32. Physics=> quadradic equation

    book says: (4-4.00x + x^2)(6.00x10^-6C)= x^2(15.0x10^-6C) they got: 3.00x^2+ 8.00x-8= 0 I don't get how they got that quadradic equation. (I mulitplied over and then divided the 15.0x10^-6 over and I didn't get what the book got) (my problem that I'm doing

    asked by ~christina~
  33. Anonymous

    9. What will be the investor’s return if a stock rises by 7% if purchased on 50% margin? 10. What will be the investor’s return if a stock falls by 9% if purchased on 60% margin? 11. What is the investor’s profit on a short sale at $45 if covered at

    asked by Anonymous
  34. Mathematics

    I need help with the following problem: f(n) = n^2 + 4n is O(n^2)

    asked by Arturo
  35. Science

    When marshmallow is toasted a(n)(blank-blank)takes place?

    asked by Selene
  36. Advanced Math

    Prove by showing: f(n) = n^2 + 4n is O(n)

    asked by VP
  37. Chemistry - Solution Stoichiometry

    A piece of nickel is placed in a beaker with 350 mL of copper (II) sulfate. Calculate the concentration of the copper (II) sulfate solution. Initial mass of nickel - 15.5 g Final mass of nickel - 11.4 g What do i do with the final and initial masses of

    asked by Michelle
  38. science

    the free-fall acceleration on the surface of the moon is appromimately 1/6 of the free-fall acceleration on the surface of earth. compare the period of a pendumlum on earth with that of an identical pendulum set in motion on the moon

    asked by sake
  39. physics

    A bullet of mass = 0.13 kg is fired with a velocity of = 87.1 m/s into a solid cylinder of mass = 17.1 kg and radius = 0.29 m. The cylinder is initially at rest and is mounted on a fixed vertical axis that runs through its center of mass. The line of

    asked by shelby
  40. physics

    gyroscope consists of a rotating uniform disk with a 60-cm radius, suitably mounted at one end of a 15-cm-long axle (of negligible mass) so that the gyroscope can spin and precess freely. Its spin rate is 1540-rev/min. What is the rate of precession if the

    asked by shelby
  41. Accounting

    Max Stevenson owns a local drug store. During the past few years, the economy has been experiencing a period of high inflation. Stevenson has had the policy of withdrawing cash from his business equal to 80% of the company's reported net income. As the

    asked by Jenny
  42. Religion

    what effect do you think religious pluralism and the interfaith movement will have on the future of organized religion?

    asked by stacey
  43. math

    I'm trying to add time. The quoestion is I have to be at school at 8:30. If I do the following what time do I leave the house. shower 35 minutes, get dressed 23 minutes, exercise 18 minutes, my time 40 minutes. I know the answer just don't know how to get

    asked by lorin m
  44. college algebra

    Identify the center and radius of the circles represented by the following questions (a) 3x² - √3x+3y²-y+ 1/12=0 (b) 12x² + 12y²+42y=0

    asked by Zach
  45. Science

    What is process of turning sugar into acid?

    asked by Christopher
  46. english -final revision

    According to my experience, the easiest part of the writing process was the brainstorming, which allows me to outline a large numbers of ideas in order to find the best solution before starting the process. The most difficult part was finding the thesis

    asked by rose
  47. statistics

    n=15 and there are 3 groups These data are analyzed by an ANOVA, and the resutls are reported in the following summary table. fill in all missing values in the table. * All that is given in the table is the MS(mean square) within treatments=20 and F=4

    asked by Helen
  48. acids and alkalies

    what aname of a strong alkalie would you use to neutralise a acid

    asked by jamie russell
  49. Literature

    What is the "Cause" in That was then, this is now by S E Hinton

    asked by Christian
  50. Algebra

    What is the difference between domain and range? Describe a real life situation that could be modeled by a function? I think I understand domain and range. Domain is the x axis and range is the y axis correct? I need help with applying it to real life.

    asked by Tara
  51. physics

    A 6110-kg bus traveling at 20.0 m/s can be stopped in 24.0 s by gently applying the brakes. What is the average force exerted on the bus in this stop? I can't figure this one out

    asked by Jon
  52. Criminology

    Help, I don't know where to begin. Your supervisor would like you to do some research in preparation for an article regarding the application of modern theories of criminal thinking and criminal behavior of famous criminals in American history to be

    asked by DD
  53. Physics

    By accident, a large plate is dropped and breaks into three pieces. The pieces fly apart parallel to the floor, with v1 = 2.95 m/s and v2 = 1.70 m/s. As the plate falls, its momentum has only a vertical component, and no component parallel to the floor.

    asked by Will G
  54. Chemistry

    The pH of a 1.0 x 10^-3 M Ba(OH)2 solution at 25 degrees C is how can 11.3 be the right answer.

    asked by LT
  55. science 7th grade

    In sequential order how does our body digest a crakcer. I was wondering if someone could please let me know if there is a web-site that may be able to help me thanks

    asked by Amy
  56. physics

    A force of 200 N acts on a 7.20-kg bowling ball for 0.350 s. Calculate its change in velocity. 7.20/0.350 = 20.57 m/s

    asked by Jon
  57. Health 8th grade

    What the two main forms of UTI ?

    asked by Anonymous
  58. french

    Passe compose: (Please forgive my accent marks) i know the past participle agrees with the subject, my text only have example for suis alle(e)...tu es alle(e)...nous sommes alle(e)s. But i am not sure for other verbs like descendre and partir...

    asked by Janice
  59. math

    72 in = how many cm 7 l _ how many qt?

    asked by Anonymous
  60. physics

    Venus has radius 6.05 x 10^6 m and mass 4.87 x 10^24 kg. Calculate the value of acceleration due to gravity on Venus's surface. I don't understand

    asked by Jon
  61. physics

    If Earth shrinks in size such that its shape and mass remain the same, but the radius decreases to 0.21 times its original value, find the acceleration due to gravity on its surface. (6378.1/0.21)(9.80) = 2.97 m/s^2

    asked by Jon
  62. Physics

    A car travels at a constant speed around a circular track whose radius is 2.5 km. The car goes once around the track in 430 s. What is the magnitude of the centripetal acceleration of the car?

    asked by Tasha
  63. ap world history

    I'm working on an assignment in regards to nationalism. I am focusing on the countries or region: Middle East, Africa, Asia, China, and latin America. What sites offer info in regards to the countries that were formed, and newly independent countries,

    asked by meg
  64. English

    Does anyone know any specific poems or a website with poems that may relate to any of these themes...? - loss of innocence/youth - taking a chance - being yourself - imagination vs. reality any poems relating to these will do! even a poem that is opposite

    asked by Alice
  65. physics

    A marksman at rest fires a 4.00-kg gun that expels a bullet of mass 0.0140 kg with a velocity of 181 m/s. The marksman's mass is 81.0 kg. What is the marksman's velocity after firing the gun? mc = 85kg md = 0.0140 -(0.0140)(-181)/85 = .0298 m/s

    asked by Jon
  66. Physics

    What is the algebraic expression for the ratio ac,second/ac,minute of the centripetal accelerations for the tips of the second hand and the minute hand? Express your answer in terms of the periods Tsecond and Tminute. (Answer using T_m to be the period of

    asked by Will G
  67. Algebra

    I am having trouble with this problem. I have done it several times and come up with two different answers. Can someone tell me what I am doing wrong? Write the quadratic function in the form a(x-h)^2+k y=x^2-2x-9 (x^2-2x)-9 (x^2+2x+1-1)-9 (x^2+2x+1)

    asked by Cynthia
  68. English expression

    Q1) What is the difference between painting and drawing? If a person uses a colored pencil, do we have to say, "He is drawing a picture with a colored pencils. or He is painting a picture with a colored pencil." ? Q2) Is he writing a bule gel ink pen? (Is

    asked by John
  69. vocab

    I thought he was "counting his chikens" what does the phrase in quotes mean. It`s not meant to be literal

    asked by Lena
  70. Math (Algebra 3)

    A population of ladybugs rapidly multiplies so that the population t days from now is given by A(t) = 3000e^(.01t). How many ladybugs are present now? How many will there be after a week? im totally lost on this one! Where do i begin and where do i end?!

    asked by John
  71. History-Reconstruction

    How was it possible the Hayes won the election of 1876?

    asked by mike
  72. History-Reconstruction

    How did the disputed election of 1876 lead to the end of Reconstruction?

    asked by mike
  73. English expression

    When students writes sentences with a pencil in a notebook, they use a plastic thin board under the paper. What is the suitable English term for that?

    asked by John
  74. Physics

    A person must move two heavy packages over a surface level so they place a 20kg package over a 30kg package and decide to move them together. The coefficient of kinetic friction between the lower package and the ground is 0.3. The person exerts a force of

    asked by Alex
  75. Physics

    A car travels at a constant speed around a circular track whose radius is 2.5 km. The car goes once around the track in 430 s. What is the magnitude of the centripetal acceleration of the car? m/s2

    asked by Will G
  76. Physics

    A child is twirling a 0.0116 kg ball on a string in a horizontal circle whose radius is 0.102 m. The ball travels once around the circle in 0.560 s. (a) Determine the centripetal force acting on the ball. N (b) If the speed is doubled, does the centripetal

    asked by Will G
  77. Physics

    In an automatic clothes drier, a hollow cylinder moves the clothes on a vertical circle (radius r = 0.39 m), as the drawing shows. The appliance is designed so that the clothes tumble gently as they dry. This means that when a piece of clothing reaches an

    asked by Hawkins
  78. gr 7 math

    This cube has five cubes along each edge. The faces are covered, but the cube is hollow inside. Can it be divided into two pieces of equal volume? Explain. I am not sure what this question is asking?

    asked by david
  79. music

    I am doing a project on the 4 seasons by antonio vivaldi and I need some good information please can you help me. Thanks.

    asked by sonia
  80. Health

    Does anyone know the short term and long term effects of yellow fever??

    asked by Sue
  81. Spanish 3

    Would someone be willing to edit this paragraph? It's part of a three page paper that is supposed to be a new chapter in Don Quixote. I don't really know when to use imperfect and when to use the preterite, or how to phrase things in Spanish. Después de

    asked by Katie
  82. Geometry

    What is a vertex? for example, there is a triangle with the point of it circled. the book asks if it's a vertex. i looked it up on google and dictionary, but i don't get it. thanks for any help!

    asked by Jenna
  83. Social Studies

    Explain in what ways ideological beliefs and modern concerns for human rights and justice are challenging the traditional beliefs and practices of the communist state on china

    asked by Meghan
  84. chemistry

    The freezing point of a solution is A. higher than the freezing point of the solvent alone because higher temperature is required to accelerate solvent molecular motion enough to overcome obstruction by solute particles. B. lower than the freezing point of

    asked by allan
  85. Science

    When was the planet Saturn discovered and who discovered

    asked by Ken
  86. music

    I am still on to the four seasons oh by the way thanks to miss sue your a star!But I have a lot of infomation on vivaldi not the 4 seasons,and thanks for taking the time to help!

    asked by sonia
  87. calculus

    a pie dish has a base diameter 8 inches and a top diameter 10 inches and a height 2 inches. What is the volume of the dish? How would I do this problem? I could place it on the origin so that the cross sections would be circles, and the area would then be

    asked by laura
  88. geometry

    i have triangle inequalities. how do i prove them?? i have a figure and i have to prove an angle is bigger than another angle

    asked by Anonymous
  89. Science 8th grade

    How does a blood clot in you right leg turn into a pulmonary embolsim? any help would be great thanks

    asked by Anonymous
  90. English expression

    * He is an architech designer. Is this a correct job name? Do you have a similar name?

    asked by John
  91. Chemistry

    If the unknown tri protic acid has an equivalent weight of 46.79 g/equiv, its average molecular weight is ?g/mol and ?g would be required to make 100.00 mL of a 1.50 N solution.

    asked by mia
  92. Chemistry

    Three samples of an unknown acid are titrated with 0.4901 M NaOH. The average equivalent weight of the acid using the data below is g/equiv mass of unknown vol NaOH trial 1: 1.02 27.72 trial 2: .522 14.22 trial 3: .742 20.02

    asked by confused
  93. science 7th grade

    How can humans harbor many microorganisms on and inside their body without experiencing symptoms of infection ? Where could I get some info thanks

    asked by Anonymous
  94. science 7th grade

    if your friend as O + blood and you have A + blood can they use your blood safley for a blood transfusion ? I think you can't

    asked by Anonymous
  95. Science 8th grade

    A 73 year old woman suffers a severe cerebral hemorrhageafter a minoe trauma. Blood work reveals that her clotting ablity is imparied. Disease of which abdominal organ may contriute to this ? My answer is the spleen

    asked by Anonymous
  96. physics

    In calculating the force of gravity between two objects, if the mass of one object increased by 4 and the other by 2, how many times would the force of gravity increase? I still don't understand but drwl's said that its proportional to the product not the

    asked by Jon
  97. Algebra II

    The problem is:Prove that the statement 1/5+1/5^2+1/5^3+...1/5^n=1/4(1-1/5^n) is true for all positive integers n. Write your proof in the space below. How do I start this? I have looked at the only example in the book but it did not help me. Any help in

    asked by Lucy
  98. Physics

    If the TV draws a 150W of power, the dishwasher 1500 W of power and the computer 100 W of power, will a typical 15 A circuit breaker trip if they operate simultaneously on one line? Explain why.

    asked by Andrea
  99. Health

    please check my answer thanks True or False Regarding the development and function of the breasts, progesterone is involved in the development of the excretory portion of the mammary gland I say true

    asked by Victoria
  100. physics

    In calculating the force of gravity between two objects, if the distance between the objects increased 4 times, the force of gravity will. A)decrease by 1/16 B)increase by 1/4 C)decrease by 1/4 D)decrease by 4 times after what I gathered it has to increase

    asked by Jon
  101. Health

    please check my answer thanks True or False An elderly man tells you that he's experirncing urinary frequency with scanty urine volume per bathroom vist Hormonal therapy would be part of the diagnostic process for this patient. I said False

    asked by Victoria
  102. Health True of False

    A ten year boy who appears ill develops orchitis. The most likely explanation for this is he has cancer True or False I said False

    asked by Victoria
  103. Physics

    A sexond smaller metal sphere was positioned near the van de Graff machine. THe sphere was grounded. Did this snaller sphere become charged? How and why? was the interaction between the two spheres attractive or repulsive? Explain. Yes the smaller sphere

    asked by Andrea
  104. math

    a guy gets a $10,000 bonus he puts some into a cd which pays 6% he puts the rest in a fund that pays 11% he got $900 in interest how much did he put in the fund?

    asked by shirley
  105. History

    Can someone give me at least one good evidence to back up my supporting argument for the women's rights movement... supporting argument: the women's suffrage movement

    asked by Lily
  106. Chemistry

    What is the pH of a buffer solution that is 0.20M methylamine and 0.15 M methylammonium chloride. which do i get the pH of

    asked by LT
  107. English

    2 questions: 1. what is the one poetic device called that's an extended metaphor and can last for mostly all of the entire poem? 2. what is the conceit that the tv shows 'rugrats' and 'family guy' share with regards to biabies and speech????? thanks!

    asked by Alice
  108. grammar

    Do I use a colon or a period at the end of the following sentence? According to the author of this article, the hypothesis is as follows

    asked by diana
  109. college algebra

    Let f(x)= x^5/120 - x^3/6 + x Find the local minima and maxima, then determine where the function is decreasing and increasing. Basically, I just need to know how to type this correctly in my calculator so I can get the right minima and maxima. I had:

    asked by Zach
  110. chem

    What are the three types of intramolecular forces?

    asked by bill
  111. Physics-not sure how to find the charge q

    Posted by ~christina~ on Sunday, March 30, 2008 at 9:14am. Two small silver spheres with a mass of 10.0g, are separated by 1.00m. Calcuate the fraction of the electrons in one sphere that must be transfered to the other to produce an attractive force of

    asked by ~christina~
  112. math

    A cordless telephone will work if it is within 50m of its base, If while you are talking on the phone, you walk 15m away from the base in a southerly direction, then, turn to face west and walk 42m, will the phone still work?

    asked by alex
  113. Physics

    An electron moving along the positive x axis perpendicular to a magnetic field experiences a magnetic direction in the negative y direction. What is the direction of the magnetic field?

    asked by Jessica
  114. Physics

    If you shine an ultraviolet light on the metal ball of a negatively charged electroscope, it will discharge. But if the electroscope is positivelely charged, it won't discharge. Why?

    asked by Jake
  115. English expression

    1. There are a lot of candies on a big plate. 2. There are a lot of candy in a big plate. Are both correct? Candy is used both as a countable and as an uncountable noun. Which one is commonly used?

    asked by John
  116. physics

    A resistor 3 Mega ohms and a capacitor of 350 mirco F are connected in series to a 50V power supply. Calculate the time constant. Do I need to solve for an actual number? I'm confused

    asked by susan
  117. English expression

    * There are fried sliced lotus roots on a plate. Is this food name commonly used?

    asked by John
  118. science

    where does the spotted tree frog fit into the food chain

    asked by tammy
  119. math

    Write each fraction as a percent 1/15

    asked by Anonymous
  120. Physics

    A person must move two heavy packages over a surface level so they place a 20kg package over a 30kg package and decide to move them together. The coefficient of kinetic friction between the lower package and the ground is 0.3. The person exerts a force of

    asked by Alex
  121. english

    In Ambrose Bierce's "Disintroductions" what is he satirizing and can you please provide a good explanation of the essay,

    asked by Ramandeep
  122. physics

    consider an electron near the equator. in which direction does it tend to deflect by the magnetic field of the earth if its velocity is directed a. downward b.northward c.westward d.woutheastward

    asked by Anonymous
  123. Philosophy - HELP

    How would you construct a proof to show that the following arguments are valid? 1. TvH 2. T→G 3. ~H ֶG 1. ~~A 2. ~A v C ֶC 1. S • T 2. (S • T) → G 3. G →(H v B) ֶ H v B 1. A →B 2. C →D 3. A v C 4. ~D ֶ B

    asked by Ann
  124. math

    This cube has five cubes along each edge. The faces are covered, but the cube is hollow inside. Can it be divided into two pieces of equal volume? Explain. I am not sure what this question is asking? Does this look right? l x w x h= 5x5x5=125 125/2=62.5

    asked by david
  125. Racial and Ethnic Groups

    Consider racial imbalances in education, the econmy, family life, housing, criminal justice, health care and politics. of the these societal challenges facing moder african americans, which do you think are most difficult to overcome, and why?

    asked by Ben
  126. algebra 2

    Directions: The focus and directrix of a parabola are given. Write an equation for each parabola. (2,4) y = 6 May you explain the procedures on how to solve this equation? Please be detailed on each step.

    asked by meg
  127. English expression

    I have prepared sheets of blank A4 paper I'll distribute each sheet of paper to you. (Giving each sheet of paper to them.) Hand them back. Are there any students who haven't got the blank paper. You should draw the picture of the person you like on the

    asked by John
  128. English expression

    She has a perm. (She has a permanent wave. -- Is this the full form?) She has a polka dot dress. The girl has pigtails /braids/ plaits. (What is the difference between the three?) Her older sister is wearing a pink plain dress. Her brother is wearing a

    asked by John
  129. math

    Find a, given that 5 is the remainder when x to the fourth power - 2x cubed + ax squared - x - 1 is divided by x + 2?

    asked by Jas
  130. math

    A group of mathematics teachers went to a restaurant. They agreed to split the bill equally. When the bill arrived, two of them discovered that they had forgotten their money. The others in the group agreed to make up the difference by paying an extra

    asked by Jas
  131. English expression

    A: What color hair do you have? B: I have blond / black / brown / grey / red hair. Are there only 5 kinds of color hair? Do we have more kinds of color hair? Do you have the term 'white hair'?

    asked by John
  132. math

    How many minutes are needed to make a 30 mile trip at an average speed of 20 miles per hour?

    asked by Jas
  133. m

    Name the triple (a, b, c) of positive integres exist such that a, b, and c are prime and a squared and b squared = c?

    asked by Jas
  134. AED 201

    identify 3-5 factors that define teaching as a professional career, and elaborate on how teachers employ these factors on a daily basis. Student responses might include the following: teaching requires professional knowledge and/or training; teaching

    asked by Dawn
  135. chemistry

    When I have the table filled out, what would I need to do in order to calculate the solubility product for calcium hydroxide? The following is what I have in mind, please tell if I am incorrect or correct. Ksp = [Ca+2][OH-1]2 You should have an average

    asked by Jessica
  136. software software

    Provide advice on what application software programs the Bead Bar should buy and for whom.

    asked by Anonymous
  137. math

    How can I find the restrictions on the domain for this problem: f(x)=1/x. I have no idea how to find the range and domain for problems written like this.

    asked by Anonymous
  138. math

    determine Q whenT=73.16 Given T=47.4é^0.31Q (It is e raised to 0.31Q where Q=Theta

    asked by richard
  139. physics

    FORCE, MASS, AND ACCELERATION. I don't understand this question... A sky diver weighing 500N free falls through the air at a steady speed of 50m/s. a) draw a diagram of the forces acting on her. (how do we draw a diagram of this? ) b) what is the air

    asked by soledad
  140. Math

    150 is 75% what of number? I'm not understanding this please help.

    asked by Ms. Teri
  141. Math

    6.5% of what number is 325?

    asked by Ms. Teri
  142. Math

    What is 48.3% of 1,500?

    asked by Ms. Teri
  143. algebra

    can you simplify an expression or substitute in an expression?

    asked by will
  144. Science/Lab

    Can anyone tell me what happens when you do the diffusion lab? It is the one where you take food coloring and drop it into hot, cold and room temperature water and tell the differences.I need all the info.... please help.

    asked by Molly
  145. Business Law

    When there is a unilateral mistake, in what three types of situations may a contract not be enforced? Explain your answer.

    asked by Sally
  146. English

    We are reading The Return of the Native by Thomas Hardy and answering questions but I am thoroughly at a loss. here's the question: Paris functions as a symbol in the novel, but to Eustacia it symbolizes something quite different than it does to Clym.

    asked by Lea
  147. physics

    A player kicks a football with an initial velocity of 3.00 m/s at an angle of 60.0 above the horizontal. What is the horizontal distance traveled by the football? 2(3.00)(cos60)/9.80 (3.00)(cos60)(.530219635) 0.795m

    asked by Jon
  148. Math

    Complete each statement. (Round to the nearest hundredth.) 72 in.  _________ cm

    asked by Ms. Teri
  149. math

    1/2 cup of campbell's New England Clam Chowder porvides 6% of MDV of iron

    asked by Anonymous
  150. math

    Identify the center and radius of the circle 3x^2 - √3x + 3y^2 - y + 1/12 = 0

    asked by Anonymous
  151. math

    What does T equal in 1318 +t=2498439?

    asked by m
  152. Accounting

    What are cookie jar reserves? How are they used?

    asked by Jenny
  153. vocab

    what does this statement mean; questioning the verdict ??

    asked by Lena
  154. Physics

    A jetliner is moving at a speed of 220 m/s. The vertical component of the plane's velocity is 36.0 m/s. Determine the magnitude of the horizontal component of the plane's velocity.

    asked by Hawkins
  155. physics

    A 1.00-kg ball is attached to a string of 0.50 m and swung in a horizontal circle with a velocity of 2.00 m/s. Find the centripetal acceleration. ac=v^2/r = 2.00^2/.50 = 8.0 m/s^2

    asked by Jon
  156. physics

    a fisherman's scale stretches 3.6 cm when a 2.7 kg fish hangs from it. what will be the amplitude and frequency of vibration if the fish is pulled down 2.5 cm more and released so that it vibrates up and down? i think the frequency is 2.63 Hz, but i don't

    asked by leena
  157. Physics

    Suppose the water near the top of Niagara Falls has a horizontal speed of 2.3 m/s just before it cascades over the edge of the falls. At what vertical distance below the edge does the velocity vector of the water point downward at a 55° angle below the

    asked by Hawkins
  158. arithmetic

    Jenny's mom runs 3 miles 3 times a week . which number sentence can be used to find how many yards she will run in 1 day? A 3 x 3 x 1,760 B 3 x 3 + 1,760 C 3 x 1,760 D 3 + 1,760

    asked by hannah
  159. geography

    name at least two state capitals that have two or more words in their names

    asked by jonathan