Questions Asked on
November 29, 2009

  1. physics

    Two speakers are driven by the same oscillator with frequency of 172 Hz. They are located 3.72 m apart on a vertical pole. A man really far away walks straight toward the lower speaker in a direction perpendicular to the pole. How far is he from the pole

    asked by Anonymous
  2. Pre-Calculus

    Find the area of the triangle. Round to the nearest tenth. B= 42.8° a= 12.7 c= 5.8 I found b by using the Pythagorean theorem and got b= 11.298 but I don't know what to do next after this. I would find the altitude but I don't know angles A and C?

    asked by Vincent
  3. Physics

    Question: Based on Millikan's Oil Drop Experiment, what can you conclude about the existence of a smallest unit of electric charge, of which other charges are multiples? Include a diagram of Millikan's original apparatus. So i found lots of great websites,

    asked by Rach
  4. Chemistry

    These are the answers I got for the following problems - am I right? 1) How many grams of water, H2O, and propene, C3H6, can be formed from the reaction of 6.0 g of 2-propanol, C3H8O? C3H8O ----> C3H6 + H2O 1.8g H2O and 4.2g C3H6 2) How many moles of

    asked by Mary
  5. chemistry

    From the following combustion: 1-butanol + oxygen+ carbon dioxide + water. How many grams of carbon dioxide and water are produced when 130.6 grams of 1-butanol is completely burned? I wrote out the equation and got C4H10) + 02= CO2 + H2O. i balanced the

    asked by Turtle Lover
  6. Physics

    A 59 g particle is moving to the left at 29 m/s. How much net work must be done on the particle to cause it to move to the right at 38 m/s? .....i have tried two different ways and gotten the wrong answer. Kinetic Energy = 0.5 * Mass * (Change in

    asked by Haley
  7. science

    Which structure is less likely to suffer damage during an earthquake: a high-rise, steel frame hotel built on sediments, or a wood frame house built on bedrock?

    asked by .
  8. Probability again

    A box contains 6 red balls, 4 blue balls, and 2 green balls. Three balls are randomly drawn (without replacement) from the box. What is the probability that the three balls selected are all the same color?

    asked by Ryan
  9. Math!!

    If 1800 square centimeters of material is available to make a box with a square base and an open top, find the largest possible volume of the box Volume=____________ I did sqrt(1800)=42.4264 and then 42.4264/3= 14.142 cm then 14.142^(3) and got volume=

    asked by Anonymous
  10. Physics

    A car goes around a curve on a road that is banked at an angle of 30 degrees. Even though the road is slick, the car will stay on the road without any friction between its tires and the road when its speed is 24.0 m/s. WHAT IS THE RADIUS OF THE CURVE?

    asked by Dwight
  11. Physics

    When a 9.00 kg mass is placed on top of a vertical spring, the spring compresses 4.5cm, FIND THE FORCE CONSTANT OF THE SPRING.

    asked by Alyssa
  12. chemistry

    Imagine that you have a 5.00 L gas tank and a 3.00 L gas tank. You need to fill one tank with oxygen and the other with acetylene to use in conjunction with your welding torch. If you fill the larger tank with oxygen to a pressure of 135 , to what pressure

    asked by Anonymous
  13. Chemistry

    I have to write the exact lewis electron dot structure for para xylene C8H10. I tried writing it out but it doesnt work out proerly. C is supposed to have 31 electrons and H is supposed to have 10 totaling 42. i was doing research and it says that it is

    asked by Sam
  14. Calculus

    How fast is the area of a square increasing when thh side is 3m in length and growing at a rate of 0.8m/min? I did Area=x^2 Area'=2x(x') x'=area'/2xz x'=0.8/((2)(3)) Where did I go wrong? Thanks in advance.

    asked by sh
  15. Physics

    A car goes around a curve on a road that is banked at an angle of 30 degrees. Even though the road is slick the car will stay on the road without any friction between its tires and the road when its speed is 24.0 m/s. WHAT IS THE RADIUS OF THE CURVE?

    asked by Alyssa
  16. crt/205

    what is a rhetorical device for child abuse and how it has increased?

    asked by Anonymous
  17. Physics

    The mens world record for the shot put, 23.12 meters. if the shot was launched from 6 feet above the ground at an initial angle of 42 degrees, what was the initial speed?

    asked by Alyssa
  18. Calculus - Related Rates

    Bacteria are growing in a circular colony one bacterium thick. The bacteria are growing at a constant rate, thus making the area of the colony increase at a constant rate of 12 mm sq. per hour. Find an equation expressing the rate of change of the radius

    asked by Joel
  19. physics

    A pair of narrow, parallel slits separated by 0.234 mm are illuminated by the green component from a mercury vapor lamp (ë=531.5 nm). The interference pattern is observed on a screen 1.21 m from the plane of the parallel slits. a)Calculate the distance

    asked by Anonymous
  20. Physics

    A baseball has a mass of 0.15 kg. A pitcher throws a 40 m/sec fastball which is caught by the catcher. What is the change in momentum of the ball?

    asked by Jon
  21. physics

    1)A hawk flies in a horizontal arc of radius 16 m at a constant speed of 4.8 m/s. Find its centripetal acceleration. Answer in units of m/s2. 2)It continues to fly along the same horizontal arc but increases its speed at the rate of 1.52 m/s2. Find the

    asked by Anonymous
  22. PHYSICS

    A boy is whirling around a stone tied at the end of a 0.55 m long string at constant angular speed of 5 revolutions per second in a plane perpendicular to the ground. The string breaks when it is making an angle of 53 degrees above the horizontal and the

    asked by Jadelyn
  23. Chemistry II

    Calculate the enthalpy change in kilojoules when 54.7g of MgCO3 decomposes according to the following equation: MgCO3 (s) into MgO (s) + CO2 (g) My delta H answer was 100.6 KJ but the real answer is 76.1 KJ. Can someone please help?

    asked by Mandy
  24. math

    Jim can fill a pool carrying buckets of water in 30 minutes. Sue can do the same job in 45 minutes. Tony can do the same job in 1 ½ hours. How quickly can all three fill the pool together?

    asked by Britany
  25. Science

    If 76g of Cr2O3 and 27g of Al completely ract to form 51g of Al2O3, how many grams of Cr are formed?

    asked by Reid
  26. English

    I need help with this. “What is Hamlet ‘about’?” and “What are its enduring themes and messages?”. The responses you provide do not have to be governed by the Values and Worldviews (Dialectic) approach. Substantiate your own ideas with evidence

    asked by Greg
  27. college physics

    (Projectile Motion) You are being asked to bombard an enemy fortress that sits on a 40 m tall cliff 100 m from your location. Your cannon has an elevation of 37 degrees. What velocity must your cannonball have to hit the walls of the fortress?

    asked by dave
  28. Calculus

    A rectangular box with a square base and top is to be made to contain 1250 cubic feet. The material for the base costs 35 cents per square foot, for the top 15 cents per square foot, and for the sides 20 cents per square foot. Find the dimensions that will

    asked by ann
  29. ap enviro

    how does nutrition suitability affect a plant's being eaten by animals ......is it more likely to be eaten or less likely and why? in my opinion i think its less likely to be eaten because if its low in nutrition then animals wont be as drawn to it

    asked by gab
  30. Physics

    WHen you take your 1100kg car out for a spin, you go around a corner of radius 55m with a speed of 15m/s. assuming your car doesnt skid, what is the force exerted on it by static friction?

    asked by Alyssa
  31. Spanish

    What does basandote mean in English? (the a has an accent on it).

    asked by Mary
  32. 8th grade

    im in advanced math so i do 8th grade math and i don't understand how too gragh the fractions in equations like y=2/3x+1

    asked by jazmine
  33. math

    A rectangular box with a square base and top is to be made to contain 1250 cubic feet. The material for the base costs 35 cents per square foot, for the top 15 cents per square foot, and for the sides 20 cents per square foot. Find the dimensions that will

    asked by shawn
  34. Physics

    A racket ball is struck in such a way that it leaves the racket with a speed of 5.6m/s in the horizontal diriction. when the ball hits the court it is a horizontal distance of 1.85 meters from the racket. FIND the height of the racket ball when it left the

    asked by Alyssa
  35. physics

    What is the amount of heat entering your skin when it receives the heat released by 26.4 g of steam initially at 100 degrees celsius that cools to 34.3 degrees celsius?

    asked by AE
  36. Physics

    A rubber ball weighs 95 N a. what is the mass of the ball ? b.what is the acceleration of the ball if an upward force of 69N is applied

    asked by Anonymous
  37. com140

    Write a memo from Joe Gilmore to Christine Lancaster, regarding her idea for the next training series

    asked by Anonymous
  38. Calculus - derivatives

    Okay, I want to find the derivative of (x^x)^(x^x)... Well, I already went through the process of finding the derivative of just x^x (I used ln to do this). This is what I found... dy/dx = x^x(lnx+1) So now I want to find the derivative of (x^x)^(x^x)

    asked by Lucy X
  39. Psychology

    1)All of the following are ture of punishment except: a) Punishment does not extinguish behavior b) Punishment automatically teaches how to act appropriately c) Punishment frequently leads to aggression I think the answer is b. Am I correct? 2) In social

    asked by Hannah
  40. Chemestry 095

    Write the electron configuration for the following ground state atoms and ions. strontium+2 ion; iron element; selenium -2 ion; gallium +3 ion; and tin element.

    asked by Paul
  41. Chemistry II

    Calculate the enthalpy for the following reaction: 4 NH3 (g) + 5 O2 (g) into 4 NO (g) + 6 H2O (g). You may only use the following information: N2 (g) + O2 (g) into 2 NO (g); Delta Hf = 180.6 kJ N2 (g) + 3 H2 (g) into 2 NH3 (g); Delta Hf = -91.8 kJ 2 H2 (g)

    asked by Mandy
  42. art history

    I have to write a long paper comparing two works of art from different periods that are currently on display in any nyc museum. I need a theme and works I can analyze in depth. Pleeeeaase help, I can write everything from there.

    asked by fool
  43. history plz help

    Explain how the U.S. became involved in the politics of Southeast Asia. o Explain how this involvement affected the U.S. political climate of the 1950s. can you please help me find some info for this please. So i have a better understanding to do a

    asked by scooby
  44. English

    Today I am very busy, so would you like to go to classes by yourself? I have to grade students' activities.Their attitude grades, handout grades should be graded. Then I have to enter grade information on NEIS (This is a kind of program where teachers

    asked by rfvv
  45. french

    Can you help me with these sentences. I have to translate them into French. Can you tell me if there correct or not and if there wrong, what are the corrections. I am at the park. Je suis au parc. I am sick today. Je suis malade aujourd'hui. Are you at

    asked by Keyanna
  46. Physics

    Find the coeffecient of kinetic friction between a 3.85kg block and the horizontal surface on which it rests if at 85 N/m spring must be stretched by 6.20cm to pull it with constant speed. Assume that the spring pulls in the horizontal direction.

    asked by Alyssa
  47. Socials

    Imagine that you are a factory owner in eighteenth-century britain. Write a letter from an employer's point of view to a friend explaining why you think child labour is important to the economy and why it is undesirable to improve working conditions.

    asked by Sara
  48. chemistry

    I also have to write all the structural formulas of the isomers of the compund hexane C6H12. i was doing research and i was finding that there could be 9 or 11. then i came across a site that said it is not planar. so does that mean that it is a ring

    asked by Sam
  49. spanish

    -?como se dice "i can't wait for the future" en espanol" - how do you say "i can't wait for the future" in spanish"?

    asked by sosiee
  50. physics

    what is the force required to start moving a 25kg box across a concrete floor with a coefficient of static friction of .65?

    asked by april
  51. Socials-Ms. Sue

    What other strategies have been proposed to end child labour? Restrictions for age limits for certain jobs, the amount of times per day and which days. Restrictions for salary apply as well. The safety for these young youths at work is ensured. The

    asked by Sara
  52. algebra

    x+3y=-10 7x-5y=34 solve using substitution method

    asked by Anonymous
  53. physic

    If A Ball Is Dropped From Rest And Falls 4 Meters In 0.8 Seconds, What Is The Final Velocity When It Reaches The 4 M?

    asked by nesha
  54. 210

    describe two approaches or indicators to measuring patient outcomes.. Measuring the quality of care is essential to being able to identify which areas of patient care need improvement. A positive patient outcome is one measure of quality. What role do

    asked by Anonymous
  55. social studies

    Is canada the same and the US in relation to government, economy, fashion, etc?

    asked by Anonymous
  56. com 140

    in what ways do audience, purpose, tone, and structure affect the memo and paper’s formatting?

    asked by collene
  57. Algebra

    Jason and Mary have a new baby. They want to invest $20,000 at the baby’s birth in order to have $100,000 for the baby’s college education. What interest rate do they need to earn in order to achieve this in 18 years? Use the following formula to

    asked by A.J.
  58. accounting

    P15-1 Comparative statement data for Douglas Company and Maulder Company, two competitors, appear below. All balance sheet data are as of December 31, 2009, and December 31, 2008. Douglas Company Maulder Company 2009 2008 2009 2008 Net sales $1,549,035

    asked by Kat
  59. Math

    What is the probability that a number chosen at random from the range 1,000,000,000 to 9,999,999,999 inclusive will contain ten different digits? Round your answer to the nearest millionth

    asked by Shawn
  60. Math

    A jar contains four marbles, each a different color: red, blue, green, and yellow. If you draw two marbles from the jar, one after another, replacing the first before drawing the second, what is the probability of getting a. two red marbles? b. a red

    asked by Punkie
  61. Chemistry

    Analysis of Tap water (Hardness) 50.00 mL of tap water was transferred to a 250 mL erlenmyer flask. 10mL of NH3/NH4^+ ph 10 buffer was added to the flask, as well as 6 drops of eriochrome black T indicator. This soln was then titrated with EDTA

    asked by Lauren--PLEASE HELP
  62. HCA 240

    help i need help on this im so confused and don't know what to do please help!!!! propose an improved community-based education/awareness program, targeted at the population most affected by this disease that builds upon the existing program you are

    asked by bobbi PLEASE HELP
  63. spanish

    Hi can anyone help me to proofread my Spanish essay my teacher grades heavily on the grammar. here it is: Tengo muchas metas para mi futuro. En el futuro claro que asistiré una universidad, asistiré Harvard. Es muy importante a mí asistir una

    asked by kelly rutherford
  64. Psychology

    Could someone see if I got any of the questions wrong. I feel that some questions have multiple answers but there is only one that is correct. Please help. thanks a lot State whether each scenario is an example of assimilation or accommodation. 1. A child

    asked by Mike
  65. Math

    I'm haveing trouble with this problem, I've tryed all of the methods/tricks I have learned to solve these kinds of problems, and none of them have worked. (-5)x=3x-22

    asked by Jamie/Please help
  66. Math

    How many dimensions do linear equations on the x-y plane have?

    asked by Conrad
  67. PSYCHOLOGY plz help ty

    Match the psychological theories with the appropriate statement(s): (F,J)__Psychodynamic Theory (K,B,D)__Trait Theory (I,N)__Learning Theory (A,C,G)_Sociocultural (E,H),__Humanistic Theory A. Individualism versus collectivism B. Popular theorist Eysenck

    asked by scooby
  68. Probability plz help

    Roszena rolls two standard six-sided dice. If the sum of the numbers on the top faces is not 6, what is the probability that the sum is 7? Express your answer as a rational number in lowest terms.

    asked by Ryan
  69. no idea...but plz help

    Find the sum of all real numbers x such that (absolute value(x – 2009)) + (absolute value(x – 2010)) = 3.

    asked by Ryan
  70. Language Art

    Identify the character's trait. Kara's long, brown hair whipped in the wind, her knobby knees green with grass stains from the day's soccer game

    asked by Anonymous
  71. Chemistry

    Analysis of Tap water (Hardness) Was analyzed by a complexometric titraion by the following equations 1 & 2 1. Ca^2+ + Mg^2+ --> Ca^2+ + Mg(Indicator) 2. Mg(Indicator) + Ca^2+ + EDTA^4- --> CaEDTA^2- + MgEDTA^2- + free indicator For the volume of titrant

    asked by Lauren--PLEASE HELP
  72. Preschool teacher needs your help.. thx alot

    The theme for this week is animal habitats... Do u have any lesson ideas, connected to this theme, that i could do with my 3 and 4 year olds?

    asked by Marcia
  73. Physics

    I built a structure to protect an egg as we dropped it from increasing heights. Its last height was 3 m and it weighted .093 lbs. Can someone tell me how to calculate the final velocity? I don't know how to do this by ignoring time.

    asked by Anonymous
  74. physics

    what is the weight of a 100kg man on the moon with a gravitaional acceleration of 1.6m/s(squared)?

    asked by april
  75. Psychology

    It is difficult to predict when a slot machine will payoff. Sometimes it takes 200 pulls, sometimes 500, sometimes 1,000 or more. Since you know it must payoff sometime, you keep plugging in the coins. Slot machines like this are set up on: A. Fixed-ratio

    asked by Hannah
  76. physics

    what is the coefficient of kinetic friction between a 2kg brick and concrete if it takes 9.0N of force to move it at a constant rate?

    asked by april
  77. Economics

    Am i on the right track U= f(x,y) 5= (10,4) + 40=(10,4) 2000 + 1600 No is the answer Why? No equal consumption

    asked by Jamie
  78. macro econ

    Need help if bridget has wine and cheese. 4 bottle of wine at 10.00 and 4lbs of chesse 4.00. The last bottle of wine added 50 units to bridgt utility, while the last pound of cheese added 40 units. Is bridget makeing the utility maximaizing choice if so

    asked by joy
  79. CHILD DEVELOPMENT

    SocWrite a 1,050- to 1,400-word paper addressing the following points: o Explain the stages of social and moral development children experience from early childhood through adolescence. o Compare the social and emotional development of the children in each

    asked by TAMIKA
  80. MEDIAN AND MEAN

    The following scores were recorded on a 200 point final exam.193, 185, 163, 186, 192, 135, 158, 174, 188, 172, 168, 183, 195, 165, 183 Find the mean final exam score. A)183 B)185 C)176 I CHOSE A Find the median final exam score. A) 176 B) 183 C) 185 i

    asked by Anonymous
  81. Composition

    How to write an Eassy on `If i were a class teacher for 1 day`?

    asked by Anam
  82. PSYCHOLOGY answer included

    Match the psychological theories with the appropriate statement(s): F,J__Psychodynamic Theory K,B,D__Trait Theory I,N__Learning Theory _A,C,G_Sociocultural E,H__Humanistic Theory A. Individualism versus collectivism B. Popular theorist Eysenck initiated

    asked by scooby
  83. Algebra

    Why is it important that you follow the steps rather than solve the problem from left to right?

    asked by Anonymous
  84. maths PLEASE HELP

    Can you give me some help with this question im not sure how to even start in a reaction A to P the mass of A at any given time T is Mt and the rate of transformation of A at time T is prportional to Mt given that the original mass of A is 130g and that

    asked by Amelia
  85. Maths

    Using the binomial theroem to estimate 6.07^2 ive got 6^2(1+0.01)^2 but im not sure if its right and i don't know where to go for here

    asked by loretta
  86. algebra

    what is 2*4.4-5*5/4-5*5

    asked by reon
  87. science

    How to present a grassland biome?

    asked by Jay
  88. Math

    F(x) = 5(x)^2 + 4 F(5) and F(2) f(5)=5(5)^2+4 f(5)=5(25)+4 f(5)=125+4 f(5)=129 f(2)=5(2)^2+4 f(2)=5(4)+4 f(2)=20+4 f(2)=24

    asked by marion
  89. college

    Describe the differences between the directional, portfolio, and parenting strategies. In addition, describe when you would use these major types of strategies.

    asked by Anonymous
  90. Psychology

    How do you cite a movie APA style?

    asked by Rosalynn
  91. reading

    what do these letters spell skinpan

    asked by Anonymous
  92. science 275

    What Are Some Living And Nonliving Factors That Contribute To Or Affects Water Resource Problems

    asked by nurseme
  93. Algebra word problem

    A retailer of DVD players knows that at a price of q dollars per player, he can sell (900 – 3q) players per month. Write a polynomial, in function notation, that represents the monthly income from the sale of DVD players.

    asked by zach
  94. physics

    If I push a 10kg box with 50.0N of force forward and the box has a coefficient of kinetic friction of .25 what is the forward acceleration of the box?

    asked by april
  95. Phyiscs

    two examples of everyday devices of relativity? besides a gps?

    asked by Jordan
  96. Chemestry 095

    Complet and balance the following equation. F2 (g) + HCI (g) == ?? Which element or ion is oxidized and which one is reduced? Which one is the oxidizing agent and which is the reducing agent?

    asked by Paul
  97. Advance Math

    Sorry, I stated my Problem earlier wrong the question is 1.5 + 4/5 x a =21 What does A Equal.

    asked by Jen Stated problem wrong
  98. science

    What type of object will the Sun leave behind once it finished dying? I know the answer is white dwarf, but what will its mass be like? big or small? What types of objects will high-mass stars leave behind once they finish dying? I want to say neutron

    asked by marcus
  99. PSYCHOLOGY answer included plz help

    Match the psychological theories with the appropriate statement(s): (F,J)__Psychodynamic Theory (K,B,D)__Trait Theory (I,N)__Learning Theory (A,C,G)_Sociocultural (E,H),__Humanistic Theory A. Individualism versus collectivism B. Popular theorist Eysenck

    asked by scooby
  100. english

    which audience did thomas paine,benjamin franklin, thomas jefferson, and patrick henry aim for ?

    asked by jasmin
  101. English

    In "Shall I Compare Thee to a Summer's Day", what is an example of personification?

    asked by JoJo
  102. philosophy

    Examples of ways Thanatos has affected your behavior. --- Thanatos: Freud uses this term to explain our inner self. He says that inside each of us there is a force, Thanatos, that causes us to do the exact opposite of what we really want to do, it causes

    asked by josh
  103. Math.

    solve (-5)x=3x-22 I"ve tryed all of the methods I have learned and still, when I put them in place of X it does not balance out. Please help.

    asked by Jamie
  104. philosophy

    discuss marxism and philosophy

    asked by feyi
  105. computers

    In windows vista, the run command can be found in which application

    asked by TINA
  106. 8th grade math

    John has already saved $40 and wants to buy an I-Pod for $129 in 4 months. To find how much he should save each week he wrote the following equation: 40+16n=129.

    asked by Amanda
  107. HCA 240

    this is what i have to do would the guide/menu work on it im so utterly confused !!!!!!:(PLEASE HELP Propose an improved community-based education/awareness program, targeted at the population most affected by the disease that builds upon the existing

    asked by bobbi PLEASE HELP
  108. Socials-Ms. Sue

    The letter is addressed to a friend, so I wrote the truth instead of hiding it like I did in the other letter. I just need help on the last part- Explain why you think that it is undesirable to improve working conditions. Dear....... my friend Alexander

    asked by Sara
  109. Psychology

    Could someone see if I got any of the questions wrong. I feel that some questions have multiple answers but there is only one that is correct. Please help. thanks a lot State whether each scenario is an example of assimilation or accommodation. 1. A child

    asked by Mike
  110. Socials

    This question is on the same primary source. Do you think that this inquest led to improvements in the working conditions for climbing boys? Why or Why not? Yes, for sure improvements were made in the working conditions for climbing boys. The parliament

    asked by Sara
  111. spanish

    Wat dose perro al lado mean

    asked by Dana
  112. Geometry plz help

    A rectangular solid has a top face with surface area of 28 ft, a front face with surface area of 20 ft, and a side face with surface area of 70 ft. What is the volume of this solid?

    asked by Ryan
  113. i kno...it should b easy

    What rational number between ½ and 2/3 is three times as far from ½ than from 2/3?

    asked by Ryan
  114. College algebra

    what is the inverse of (7)/3-x

    asked by Anonymous
  115. social studies

    two serious disadvanteges suffered by the patriots

    asked by kenia
  116. com 140

    Which guidelines are less important to a business document but more important to an academic paper? Why?

    asked by collene
  117. Math (word problem)

    Can anyone please help with this one? The newest jet fighter, the F-22 Raptor, cruises at 1.5 times the speed of sound. The speed of sound is 1.24x10^3 km/hr. How many hours does it take for the F-22 to fly the 5.8x10^3 km from New York to Paris?

    asked by Robin
  118. English

    This is a paragraph for my essay about how immagination influenced Macbeth to commit murders I need it edited and proofread plz: Throughout the play Macbeth by William Shakespeare, imagination influenced Macbeth to do evil in hopes of achieving his goal.

    asked by jake
  119. Documening sources

    Provide three credible sources from the internet for expository essay and cite the sources in APA format.

    asked by kase
  120. physics

    what is the mass of a 1000N man on earth?

    asked by april
  121. science

    What is the experimental tests that scientists do more than once so they can reduce the effects of chance error?

    asked by kayla
  122. college physics

    using the quadratic equation on a 2 dimensional projectile motion problem... i am solving for tf and i have it worked all the way down to: -100m(tf)-100m(tf) / -10m/s^2(tf)^2 or -200m(tf) / -10m/s^2(tf)^2 is the answer 20 seconds? algebra is not my strong

    asked by dave
  123. hcr 210

    How might a novice confuse the following advance directives within the Patient Self-Determination Act when distinguishing information as administrative or clinical? Ann Sullivan MBA BSN

    asked by LIL KIM
  124. math

    the question asks to integrate cos(t)/ (5sin(t)+8)^2 the answer i got was xcos(t)/(5sin(t)+8)^2 this is not right i believe there is something wrong with the x in front of the cos.... please heplp

    asked by sonia
  125. grammar

    what part of speech is..... don't,better,let,to,can, and then???

    asked by taylor
  126. worl history

    one method that the sumerans used to survive and overcome the limitations of their geographical environment was

    asked by agustin
  127. foreign language

    could you help me to translate this? It (the painting) sends the message that there is a deeper personality behind everyone than on the surface.

    asked by Cody
  128. Math

    How many 4-character license plates are possible with 2 letters from the alphabet followed by 2 digits, if repetitions are allowed? If repetitions are not allowed? could someone please help me with the formula, I don't understand it yet

    asked by Punkie
  129. Math.

    I'm not understanding this problem soo much Solve -5x=3x-22

    asked by Jamie
  130. Psychology

    Could someone see if I got any of the questions wrong. I feel that some questions have multiple answers but there is only one that is correct. Please help. thanks a lot State whether each scenario is an example of assimilation or accommodation. 1. A child

    asked by Mike
  131. history(answer incl, am i correct)

    o Explain how the U.S. became involved in the politics of Southeast Asia. o Explain how this involvement affected the U.S. political climate of the 1950s. can you please help me find some info for this please. So i have a better understanding to do a

    asked by scooby
  132. mathmatics

    6 x (5min 29s)

    asked by Justin
  133. Government

    What is an example of a delegated power of the national government?

    asked by Mia
  134. environmental science

    can you name one terrestrial resource issue?

    asked by dan
  135. math please help

    The electricity costs of a business from $15,000 one year to $16,000 the next. To the nearest whole percent, what was the rate of increase?

    asked by elaine
  136. Algebra

    How do you factor 54-16x^3? The answer is 2(3-2x)(9+6x+4x^2), but I don't know how to get there.

    asked by Leyla
  137. audting

    apollo shoes revenue cycle work paper

    asked by Anonymous
  138. algebra

    fraction notation for 1/2 cup wheaties satisfies 15 percent of daily reqirements for calcium

    asked by Anonymous
  139. Math

    f(x) = 3x^2 + 2x - 4 f(2) and f(4) f(x) = 3x^2 + 2x -4 f(2) = 3(2)^2 + 2(2) - 4 f(2) = 3(4) + 4 - 4 F(2) = 12 + 4-4 f(2) = 12 ***** F(4)= 3(4)^2+2(4)-4 f(4) = 3(16) +8-4 f(4) = 48 =-4 f(4) = 51

    asked by marion
  140. com 220

    I need help with my assignment for week one day 7

    asked by Anonymous
  141. To. Ms. Sue

    Ms. Sue you know the letter I posted, I am not sure if I have included this part in it: Explain why it is undesirable to improve working conditions. This was the part that I was stuck on as well.

    asked by Sara
  142. Language Art

    Research the meaning of the fallowing expression.- I try searching and can't find what they mean. 1.As thick as flies around a sorghum mill. 2.Like a cat in a corn crib 3.As nervous as a fish out of water. 4.As red as a turkey gobbler's nest

    asked by Anonymous
  143. math

    need help to volume of the bird seed with base 6 cm and from base to cylinder 40 cm then base to tip of cone 50 cm

    asked by Anonymous
  144. poli sci soc

    Basically, I am supposed to find out how/why the Americans with Disabilites Act might have gone too far. I know that this bill got passed sometime in the early 1990's. I, of course, agree that the handicapped should have access to public accomodations. I

    asked by WiseOwl
  145. algebra

    0=x^2-3x-49 what is the larger answer, what is the smaller answer?

    asked by Letisha
  146. math

    which pair of fractions is proportional 0.4/0.2 = 2/1 0.4/0.2=2/1.2 0.4/0.2=1.6/1 0.4/0.2=1.6/1.2

    asked by Anonymous
  147. Advance Math.

    Hello i'm haveing trouble with this problem, when I solve it I'm geting the A=24.375, but it does not plug in correctly. 1.5 + 4/5a =21 Solve what A equals I know the steps I just think i'm solveing it wrong.

    asked by Jen
  148. MATH/ SCIENCE-HELP

    1) There is a total of approximately 12.4 billion acres of agricultural land (cropland, rangeland, irrigated land) on the major continents. Given that the average Net Primary Productivity (NPP) of agricultural land is approximately 2900 kcal m-2 y-1

    asked by RENA
  149. math

    hi,I do not think i'm doing this problem correctly, I know I have the steps I just think i'm solveing it wrong. 1/2 x p + 1/6 = 1 1/2 _ is the answer 2.6

    asked by Chris
  150. Technology discovery

    History of development and applications of electrcity. A 3-5 page report. My mom is sick and I have no idea where to begin. Please help! Thank you

    asked by vanessa
  151. math

    1) There is a total of approximately 12.4 billion acres of agricultural land (cropland, rangeland, irrigated land) on the major continents. Given that the average Net Primary Productivity (NPP) of agricultural land is approximately 2900 kcal m-2 y-1

    asked by mathanega
  152. Socials

    Write an account of the death from Griggs point of view. This is another question from the primary source about the little child who died in the chimney. I am too speechless to utter a word. I am left with a burning heart and a mind useless to think. Today

    asked by Sara
  153. college

    5/2x+1/4x=9/4+x Please help!

    asked by Cassie
  154. math

    whats mean 72 year=*3 10

    asked by ssmomo
  155. math please help

    Write the ratio of 4 1/3 to 6 in simplest form.

    asked by elaine
  156. English

    I'm writing an essay on March by Geraldine Brooks. My thesis statement is: Through the use of diction and syntax, Geraldine Brooks creates two women (Marmee and Grace) who initially represent two extremes of the same person. They are virtually more alike

    asked by Jay
  157. 4th grade Science

    How is the composition of Uranus different from Earth?

    asked by Hayley
  158. Self-esteem Positve or negative response

    A family member tells you he or she is disappointed that you have decided not to continue the family tradition of working in the healthcare field. How do you respond?

    asked by Tim
  159. Marketing

    What does this mean "Price is wrapped up in our image of a product."

    asked by Bryan
  160. algebra i think

    If a, b and c are integers such that a + b + c = 91 and a*b*c = 729. Determine the value of asquared + bsquared + csquared.

    asked by Ryan
  161. Science

    How does a switch operate to provide power?

    asked by Robb
  162. science

    why is it difficult for scientists to find the densities of extrasolar planets

    asked by marcel
  163. math

    1.5+4/5a=21 Solve what a equals

    asked by Chris
  164. Math

    What are the odds in favor of getting at least one head in three successive flips of a coin?

    asked by Kate