Questions Asked on
April 16, 2010

  1. Calculus

    At what points does the helix r = sin(t), cos(t), t intersect the sphere x^2 + y^ 2 + z^2 = 26? (Round your answers to three decimal places. Enter your answers from smallest to largest z-value.)

    asked by abby
  2. Chemistry

    The oxygen gas emitted from an aquatic plant during photosynthesis is collected over water at a temperature of 25 C and a total pressure of 760 torr . what is the partial pressure of the gas?

    asked by Zoe
  3. Chemistry

    The element europium exists in nature as two isotopes: 151^Eu has a mass of 150.9196 amu, and 153^Eu has a mass of 152.9209 amu. The average atomic mass of europium is 151.96 amu. Calculate the relative abundance of the two europium isotopes.

    asked by Sean P.
  4. chemistry

    Ammonium carbonate decomposes upon heating according to the following balanced equation: (NH4)2CO3(s)-->2 NH3(g)+CO2(g)+H2O(g) Calculate the total volume of gas produced at 25 C and 1.07atm by the complete decomposition of 11.86 g of ammonium carbonate.

    asked by jason
  5. chemistry

    how to write a net ionic equation of CaS+CuCl2

    asked by jose
  6. English

    Write a sentence that matches the form provided in the description (Sentence with compound subject and action verb.) My Sentence is : The lizard and the cat jumped on the mouse. Now i need a second sentence to match my first sentence (Sentence with a

    asked by Katie
  7. Chemistry

    Maleic acid is an organic compound composed of 41.39% C, 3.47% H, and the rest oxygen. If 0.271 mol of maleic acid has a mass of 31.4 g, what are the empirical and molecular formulas of maleic acid? So I checked the problem again, and yes this is the whole

    asked by Anonymous
  8. physics

    Spaceship I, which contains students taking a physics exam, approaches Earth with a speed of 0.640 c, while spaceship II, which contains instructors proctoring the exam, moves away from Earth at 0.280 c, as in Figure P26.27. If the instructors in spaceship

    asked by Andy
  9. Biology

    Have I got the correct answers for all these questions? 1. Explain what genetic engineering is and how it can be applied to everyday life. Ans- Genetic engineering is a technology in which the genome of a living cell is modified for medical or industrial

    asked by mysterychicken
  10. Chemistry

    Consider the following chemical reaction: C (s)+ H2O(g) --> CO(g)+ H2(g) How many liters of hydrogen gas are formed from the complete reaction of 1.20 mol of C? Assume that the hydrogen gas is collected at a pressure of 1.0 atm and temperature of 310 K.

    asked by Eileen
  11. geometry

    find the area of the trapezoid whose diagonals are 30 each and height of 18? I spent 2 hrs and I can't figure it out Pls. help 408-887-2612

    asked by peter
  12. History

    What factors besides ending the war in the Pacific, might have contributed to President Harry Truman's decision to drop the Atomic Bomb?

    asked by Sarah
  13. math

    Logarithm!!! Select all of the following that are true statements: (a) log(2x) = log(2) + log(x) (b) log(3x) = 3 log(x) (c) log(12y) = 2 log(2) + log(3y) (d) log(5y) = log(20y) – log(4) (e) log(x) = log(5x) – log(5) (f) ln(25) = 2ln(5) (g) ln(1) =

    asked by Simon
  14. physics

    Spaceship I, which contains students taking a physics exam, approaches Earth with a speed of 0.640 c, while spaceship II, which contains instructors proctoring the exam, moves away from Earth at 0.280 c, as in Figure P26.27. If the instructors in spaceship

    asked by Andy
  15. chemistry

    What is the osmotic pressure of a solution containing 25.7 g of sugar (C12H22O11) in one liter of solution at 20°C?

    asked by Chae
  16. Geography

    52. Discuss the process known as the "Four Modernizations" and how the attitude of the Chinese leaders in this area contrasted with response to rise of democratic protests. After Mao Zedong died in 1976, a power struggle followed that pitted the Gang of

    asked by y912f
  17. Geography

    Where on Earth: Country A is described as "shaped like an S, tropical rain forest, very populous, facing the South China Sea." -First I said Indonesia, and it was wrong.I'm pretty sure it's Vietnam Country B earns this note: "a wet land bordered by

    asked by y912f
  18. Geography

    53. Compare and contrast the societies, governments and economies of both North and South Korea. The Korean Peninsula is divided into two nations: North Korea, or the Democratic People’s Republic of Korea, and South Korea, or The Republic of Korea. North

    asked by y912f
  19. Physics

    An oscillator with a mass of 520 g and a period of1.2 s has an amplitude that decreases by 2.20% during each complete oscillation. At what time will the energy be reduced to 15.0% of its initial value?

    asked by abby
  20. Chemistry

    1. What is the reaction between copper(II) sulfate and barium hydroxide? 2. What is the reaction between thiocyanate and iron(III) nitrate? 3. What is created when hydrogen peroxide is heated? 4. What is produced when HCl and KMnO4 is mixed?

    asked by Jefferey
  21. chemistry

    A radioactive sample contains 3.25 1018 atoms of a nuclide that decays at a rate of 3.4 1013 disintegrations per 26 min. (a) What percentage of the nuclide will have decayed after 159 d? % (b) How many atoms of the nuclide will remain in the sample? atoms

    asked by Trixie
  22. Chemistry

    Oxygen gas reacts with powdered aluminum according to the following reaction: 4Al(s)+3 O2(g) --> 2 Al2O3 (s) How many liters of O2 gas, measured at 789 mm Hg and 35 C, are required to completely react with 2.2 mol of Al?

    asked by Eileen
  23. social studies

    What advantages might there be in living near other people in small towns, such as those in New England?

    asked by Alicia
  24. Chemistry

    A sample of pure cobalt-60 has an activity of 8 µCi. (t1/2 cobalt-60 = 5.26 a) (a) How many atoms of cobalt-60 are present in the sample? atoms (b) What is the mass in grams of the sample? g The way I approached part a was to first convert the microCi

    asked by Trixie
  25. Statistics

    2.) Car insurance companies assume that the longer a person has been driving, the less likely they will be in an accident, and therefore charge new drivers higher insurance premiums than experienced drivers. To determine whether driving experience is

    asked by Jayesh Patel
  26. Chemistry

    Ammonium carbonate decomposes upon heating according to the following balanced equation: (NH4)2CO3(s)-->2 NH3(g)+CO2(g)+H2O(g) Calculate the total volume of gas produced at 25 C and 1.07atm by the complete decomposition of 11.86 g of ammonium carbonate.

    asked by Zoe
  27. Chemistry

    Ammonium carbonate decomposes upon heating according to the following balanced equation: (NH4)2CO3(s)-->2 NH3(g)+CO2(g)+H2O(g) Calculate the total volume of gas produced at 25 C and 1.07atm by the complete decomposition of 11.86 g of ammonium carbonate.

    asked by Zoe
  28. Geography

    53. How has the Suez Canal been a catalyst for nationalism in Egypt. For more than a thousand years Egypt was ruled as part of various Muslim empires, the last of which was the Ottoman Turks. However, by the late 1700s, the Ottoman Turks’ power was in

    asked by y912f
  29. ochem

    What's an equation of the hydrolysis of one ester group in tannins by CaCO3?

    asked by Rachel
  30. Calculus (integrals)

    Use the following formula for the sum of the cubes of the first integers to evaluate the limit in part (a). 1**3+2**3+...+n**3=((n(n+1))/2)**2 (a)lim n approaches infinity and the sum of n (top) and i=1 (bottom) with (3i/n)^3*(3/n) I don't know how to

    asked by Sarah
  31. chemistry

    Under laboratory conditions of 25.0 degrees celcius and 99.5 kPa, what is the maximum number of cubic decimeters of ammonia that could be produced from 1.50 dm3 of nitrogen according to the following equation: N2(g) + 3H2 (g) --> 2NH3(g) I am not sure

    asked by Susie
  32. calculus

    Evaluate the integral upper number is 8 lower number is 1 1/x^2 times sqrt of (1 + 1/x) dx

    asked by mike
  33. math

    Assume that the salaries of elementary school teachers in the United States are normally distributed with a mean of $36,000 and a standards deviation of $6000. What is the cutoff salary for teachers in the bottom 10%? Answer choice: a. $28,320 b. $43,680

    asked by nicole
  34. Math

    Factor each expression completely. Can you please show me the steps for these. I'm so confused and don't know how to do them. Thank you so much!! kx^3+2kx^2-63kx and 3xz^2+42xyz+99xy^2

    asked by Justin
  35. math

    A physical fitness association is including the mile run in its secondary-school fitness test. The time for this event for boys in secondary school is known to possess a normal distribution with a mean of 450 seconds and a standard deviation of 40 seconds.

    asked by nicole
  36. calculus

    Find the volume of the solid formed by revolving the region bounded by the graphs of y=3-(x^2) and y=2 about the line y=2

    asked by karlei
  37. Chemistry

    Q1. The blood volume in a cancer patient was measured by injecting 5.0 mL of Na2SO4(aq) labeled with 35S (t1/2 = 87.4 d). The activity of the sample was 300 µCi. After 22 min, 12.9 mL of blood was withdrawn from the man and the activity of that sample was

    asked by Trixie
  38. Chemistry

    A radioactive sample contains 3.25 1018 atoms of a nuclide that decays at a rate of 3.4 1013 disintegrations per 26 min. (a) What percentage of the nuclide will have decayed after 159 d? % (b) How many atoms of the nuclide will remain in the sample? atoms

    asked by Trixie T
  39. Math-Factoring 2

    Factor Completely 2x^3-40x^2-192x I have a common factor of x so I rewrote the problem as x(x^2-40x+192) then trying to use FOIL rewrote as (x ) (x ) And that is where i'm stuck.

    asked by marco
  40. Math

    Write the following in scientific notation .000005 30 million .036754 24,000,059

    asked by Diana Matienzo
  41. Fianacial Management in Health Care Organizations

    Resource: Ch. 5 of Financial Management in Health Care Organizations. „h Calculate the future value of the following: o $5,000 compounded annually at 6% for 5 years o $5,000 compounded semiannually at 6% for 5 years o $5,000 compounded quarterly at 6%

    asked by Laura Alfonso
  42. math

    A standard deck of cards is made up of four suits with 13 cards in each suits (total of 52 cards). If we randomly sample five cards from a standard deviation of $6000. What is the cutoff salary for teachers in the bottom 10%? Answer choice: a) 5/2,598,960

    asked by nicole
  43. Economics

    1. Decision making: which factor of production is represented by each of the following: a. An office building b. An assembly line worker c. A student

    asked by Blanca
  44. 7th grade science

    what is the flow of matter and energy?

    asked by mary
  45. Chemistry

    An air sample contains 0.038% CO2. If the total pressure is 764 mm Hg , what is the partial pressure of CO2?

    asked by ellen
  46. Math

    Projectile motion: Let's suppose you throw a ball straight up with an initial speed of 50 feet per second from a height of feet. a) Find the equation that describes the motion as a function of time. My answer was x = 0 and y=-16t^2+50t+6 b) How long is the

    asked by Abbey
  47. math

    a company packages snack mix in cylindrical tubes.each tube is made from rectangle of cardboard.the bases of the cylinder are plastic.the cardboard comes in.8.5 inches by 11 inches sheets.to hold the greatest amount of mix should the longger side or the

    asked by Katherine
  48. geometry

    In the following figure given a circle C(o,3) Bp=AB and BA^N = 30 a) Calculate AP,BN and AN b)Calculate AQ and BQ c) Show That M is the mid point of (AP) d)Show that (OM)is perpendicular to (A)

    asked by Nour
  49. History

    How did the location of the Axis powers in Europe contribute to their defeat?

    asked by Sarah
  50. Math

    Consider the following spreadsheet: What formula would you use to calculate the number in cell B2? Cell A Cell B Cell C Cost of item 4% tax cost of before tax item with tax $130 5.2 $135.2 $150 6 $156 I do not know how to write a formula for calculate cell

    asked by BWB HELP
  51. reading/language please check

    'Good'and'well' -she performed WELL -you look GOOD in that color -these apples are GOOD -he rides his bike WELL -she made a GOOD attempt to win the race -the man reported that all was WELL in the coal mine -jonas said 'i feel WELL, thank you' -the team

    asked by astasia
  52. business

    o What are the advantages of the four different special journals? When would you use each type? o What is a subsidiary ledger and what purpose does it serve? o What is a control account and what purpose does it serve? o Which two general ledger accounts

    asked by brit
  53. physics

    find the resultant of vectors A of magnitude 10units in the direction N40E and B of magnitude 8units in the direction S30E

    asked by samuel
  54. Math

    Explain how do you find the period of Y = cos(6x) from your graph. what is the period of Y= cos(6x) in radians?

    asked by Rai
  55. language please check

    1-the baby was the PRINCIPLE reason for his happiness 2-the jury heard only the PRINCIPLE facts 3-It's not the facts that upset me,it's the PRICIPALS of the case 4-his hay fever was the PRINCIPLE reason for his sneezing 5-she was a person of strong

    asked by astasia
  56. COM/220

    I need a little help..I have to find a good argumentative thesis statement. My goal is to prove that cyber-bullying is worse than regular bullying. I have tried several different times to come up with a good statement that is argumentative but to no avail

    asked by Katherine
  57. college

    A device uses an AC voltage of 4320 V, which is obtained from a standard 120.0 V outlet by means of a transformer. If the primary coil has 21 turns, how many turns are in the secondary coil?

    asked by Randle
  58. English

    1. When is the due date of the report? It is on May 1st. 2. When is the deadline of the book? It is tomorrow. 3. When is the report due? It is due this morning. 4. When is the book due? It is due this Thursday. (Are the questions and answers all correct?

    asked by rfvv
  59. 12th grade

    a ball with a r of 2inches weighs 2.40 lb.find the weight of a ball of the same material with 3 inches r

    asked by Anonymous
  60. accounting

    Write a 200- to 300-word response explaining what information would be found in each of the following groupings on a classified balance sheet and how that data might indicate the future success or failure of a business: o Current assets o Long-term

    asked by modesto
  61. science

    i need to make a gold rube berg simple machine(i think that is what it is called) and i need some ideas and some tips THANK YOU

    asked by anna
  62. physics

    find the thermal stress in a 18 ft long steel beam that embedded in concrete. If the temperature rises by 40 degrees and the beam move a distance of .04 inches on each side. E=30*10^6 psi

    asked by stacey graham
  63. Engneering

    A compressed high-resolution chest xray image requires 8MB of data. most GP surgeries are connected to the NHS network at a speed of 2Mbps. how long would it take to download a set of 6 image. give your answer to seconds, to two decimal places using

    asked by kenji86
  64. Biology

    I'm stuck on these 2 questions..please help in any way! Thanks 2. How can genetic altering benefit the society of today and future societies? 6. What other areas of life could this manipulation of genes cause? Links would be of great help, or suggestions.

    asked by mysterychicken
  65. Evirnomental science

    · What air pollutants combine and contribute to this issue? · Briefly describe the health and environmental problems caused by the selected atmospheric issue. · Provide one key solution to help either reduce the effects or recover from the effects of

    asked by Anonymous
  66. Math(Please help)

    Projectile motion: Let's suppose you throw a ball straight up with an initial speed of 50 feet per second from a height of feet. a) Find the equation that describes the motion as a function of time. My answer was x = 0 and y=-16t^2+50t+6 b) How long is the

    asked by Abbey
  67. Math

    Use common factoring to factor each polynomial. 2x^2y-xy^2+xy

    asked by Ryan
  68. calculus

    Evaluate the definite integral: upper number of the integral is 6 lower number is 2(4x^2+5)/sqrt of x*dx

    asked by mike
  69. calculus

    upper number is 1 lower number of the integral is 0 u^3(u^-1/2+u^-1/5)du

    asked by mike
  70. Chemistry

    One last question...even though no one seems to be willing to help me out without being rude. The blood volume in a cancer patient was measured by injecting 5.0 mL of Na2SO4(aq) labeled with 35S (t1/2 = 87.4 d). The activity of the sample was 300 µCi.

    asked by Trixie
  71. physics

    A 1.88-m long rope has a mass of 0.139 kg. The tension is 55.4 N. An oscillator at one end sends a harmonic wave with an amplitude of 1.09 cm down the rope. The other end of the rope is terminated so all of the energy of the wave is absorbed and none is

    asked by britt
  72. science

    what is the flow of matter and energy is it waves

    asked by mary
  73. japan

    What is han ban desu ka?

    asked by Basil
  74. math

    you want to find hot the length of a pendulum affects the time the pendulum takes to sing back forth. explain how you would model the situation

    asked by Katherine
  75. Engineering

    ANPR system takes two images of each passing car. each image is 840 pixels wide and 320 pixels high. each pixel is stored in one byte. on average six car pass per minute. if each uncompressed image is sent back to the control centre for processing, what is

    asked by Rai
  76. spanish

    I want a small essay In spanish about life or love pleaseeeee

    asked by Domca
  77. physics

    A stairwell is supported by two circular steel rods at one end. The other end supported above. The two steel rods are subjected to a total load of 12,800lbs. The rods are 24 ft long and E=30*10^6 psi. Select the rod based on the following specs. The rod

    asked by stacey graham
  78. math-HELP

    A deli offers its cheese sandwich with various combinations of mayonnaise, lettuce, tomatoes, pickles, and sprouts. 5 types of cheese are available. How many different cheese sandwiches are possible? I got 10 for the answer is that correct?

    asked by Tracy
  79. Workplace Environment

    I need a research paper on Safety in a nursing home facility that's due 4/16/2010. I need an analysis of an existing safety program, pros and cons based on regulations and standards, including applicable OSHA regulations; Deficiency corrective measures

    asked by Debra
  80. socials 9

    To help answer the question “did Charles force civil war or parliament?” make a for-and-against organizer with the question as the title. List the points that for a No answer, with examples, in another column/ Write your conclusions at the bottom of

    asked by adam
  81. Workplace Environment

    Is there hope for the research paper in the class Workplace Environment?

    asked by Debra
  82. Workpplace Environment

    Can you direct me to someone that will help me with writing the paper or even give me a website to go to for some information. Urgent!!!

    asked by Debra
  83. what is....

    well i am in the 3rd grade and i am going to take a test called TCAP the problem is is that i don't know anything about it and my questions are -what is it's purpose -what if i fail would they put it in my file -what do they do if i pass it

    asked by george
  84. Math - Factoring

    Factor Completely 6^8+12x^6-24x^4+30x^2 I got 6x^2(x^6+2x^4-4^2+5) Correct?

    asked by marco
  85. physics

    A clip is bolted to column supports a steel beam with and end reaction P =32.5kips. The angle is connected using 2-(7/8)in diameter High strength A325 bolts. The allowable shear capacity of the bolts is 17,000psi. Are the bolts adequate? For this I got

    asked by stacey graham
  86. DIVERSITY IN THE CLASSROOM

    • Read the Differences in Socioeconomic Status section on p. 53 of the text. o List three social factors that most impact the scenario here is the scenario. Differences in Socioeconomic Status The middle school in a rural community of 9,000 residents has

    asked by scooby
  87. opinion

    why do people treat others in a bad, mean way i need as much opinions as possible thank you

    asked by hjfgyt
  88. English

    Hello! On Wednesday I am teaching English as a foreign language - 1st grade of high school) The topic: animal proverbs (I need to teach them these 18 animal proverbs) There are 8 learners in the class. I have 18 pictures of these proverbs and of course

    asked by refy
  89. English

    1. He solved two math questions with ease. 2. He solved two math problems with ease. 3. He solved two mathematical problems/questions with ease. (Are all the same? Which one is commonly used?)

    asked by rfvv
  90. Geometry

    An isosceles triangle has two 10.0-inch sides and a 2w-inch side. Find the radius of the inscribed circle of this triangle, in the cases w = 5.00, w = 6.00, and w = 8.00. Then Write an expression for the inscribed radius r in terms of the variable w , then

    asked by sarah b
  91. critical thinking

    -------------------------------------------------------------------------------- 2) Which of the following, if true, would best explain the material presented in the table? A) The total value of property owned by Black residents in Washington during the

    asked by hehe
  92. takingastance

    After allowing a chain of thoughts to percolate, I have arrived at a difference of opinion that I would like to investigate further. In the light of the times in which we live, there is a clash about deliberately scrutinizing certain groups at airport

    asked by AdvocatusDiaboli
  93. Math

    Eliminate the parameter and write the corresponding rectangular equation whose graph represents the curve. x = secQ Y = tanQ Would I use cos^2Q + sin^2Q = 1?

    asked by Abbey
  94. 3rd grade

    what is the present tense form of "be"? please help, I don't have a clue.

    asked by Nette
  95. elementary statistics

    # Research the topic of Job Satisfaction using the Business Source Premier Database (EBSCO) and/or the ABI Inform Global database in the Library using the instructions linked here. # Provide a summary of the research article. Include a hypothesis null and

    asked by Anonymous
  96. calculus

    Use the Midpoint Rule to approximate the integral: the upper number of the integral is 14 the lower number is 10 (4x+6x2)dx. with n=3

    asked by mike
  97. statistics

    Given a distribution of scores with a mean of 26 and standard deviation of 6. assuming normality what percentage of the cases fall between 18 and 27, what percentage of the cases lie above score 18 and below 29

    asked by Anshika Srivastava
  98. math

    an alphabet book will have one letter on each page. eight pages will be printed on a single piece of paper.you fold the paper in half.then you fold it in half again and trim the edges. the eight pages appear in order. draw the layout for two sides of the

    asked by Katherine
  99. college physics

    A proton moving in a magnetic field experiences a magnetic force of 17 N at 26o at one instant in time. At the same instant in time, an electron moving with the same speed experiences the same magnetic field. Compare the magnetic force experienced by the

    asked by Randle
  100. physics

    Find the strain and stress on a 1.5 inch diameter cylinder which is subjected to a load of 7.8 tons and measures 11.92 inches instead of the original 12 inch length. What is the Modulus of Elasticity for the material?

    asked by stacey graham
  101. math

    how to find a square root of given number?using basic method

    asked by vikash
  102. Workplace Environment

    My writing is not good but if i can get someone to direct me to sources i can put information together? Urgent

    asked by Debra
  103. Math Help

    Perform the calculation mentally 1. 90 + 247 + 253 + 110 2. 799 - 117 3. 25 × 25 × 8

    asked by Raven
  104. writing

    I need an article about a dog convention for my language arts project and i need it like right now

    asked by Crystina
  105. grade 10 career studies

    I have to hand in an assignment called WHO AM I? for my grade 10 career studies course, i just need to no what to hand in exactly

    asked by jack
  106. Marketing

    What industries operate almost devoid of global competition?

    asked by Anonymous
  107. math

    factorise 1. 3a^2 - 2a - 8 2. 3x^2 + 31 + 10 3. 64y^2 - 49 please help thankyou

    asked by harry
  108. math

    A contractor is considering a sale that promises a profit of $20,000 with a probability of .7 or a loss ( due to bad weather, strikes, and such) of $3000 with a probability of .3. What is the expected profit? a. 13,100 b. 17,000 c. 14,000 d. 16,100

    asked by tracy
  109. COM/220

    Hi I am looking or Ms Sue. I have finished the Thesis Statement, Introduction, and the Conclusion...would you mind to read it and see if it all works together for the Persuasive or Arguementative Paper..thanks so much for your time.

    asked by Katherine
  110. science

    Use the mole ratio of CuO produced per mole of malachite to write a balanced equation for malachite decomposition reaction. Assume that CO2 is also product of the decomposition.

    asked by Jen
  111. help ms.sue

    whats one opinion about leukemia.i all ready wrote a fact but i baerly know anything about it so i can not write a opinion please.this is just home work ? please help me ms.sue from, priscilla perez

    asked by priscilla
  112. math

    What does it mean to factor a polynomial?

    asked by Stacey
  113. reading/language please check

    *principle or principal(do these make sense?) -She was a person of strong PRINCIPAL. -The PRICIPALS sat together at the district confrence. -How much of the total in my savings account is PRINCIPAL? -His hay fever was the PRINCIPAL reason for his sneezing.

    asked by astasia
  114. Health

    What function does the judicial system currently serve regarding health care delivery?

    asked by annoymous
  115. education

    How do you Develop a protocol for channeling students into a gifted program

    asked by lISA
  116. did I get this right?

    Identify the properties ( 5 + 3) + 4 = ( 3 + 5) + 4 = Communitive property ( 3 × 2) × 8 = 3 × ( 2 × 8) = associative property

    asked by BWB
  117. Programming C++

    If we are using two data intergers and there answer is bigger than simple data intergers and we are givig computer long data integers for the answer but the answer is false . so i want to know why it is false?

    asked by Maryam
  118. math

    how to work out the answer to 0.08 divided by 0.7, it dividing decimals

    asked by dj
  119. Economic

    Why demand is quoted history irrelevant for the management of raw materials and work-in-process inventories?

    asked by Jeniffer
  120. calculus

    Evaluate the indefinite integral. integral of 8 sin^4 x cos x dx

    asked by mike
  121. Faculty of Business Studies

    LB160 TMA01 • This TMA01 contains 3 parts. Student should answer either Part 1 or Part 2. Part 3 is compulsory. • The value of TMA01 is 15 points. • The mark assigned to each part is 7.5 points.

    asked by zainab
  122. Management Policy

    A paper that is 2 pages long, double spaced, please I broke my arm, had surgery and now behind in class work. Professor not cutting me too much slack this is the only other option I have. Why is strategy important to business?

    asked by Mrs Moore
  123. English

    What's a good introductory paragraph for an essay about To Kill a Mockingbird? It's about the theme and my theme is, "If a person lives with sympathy and understanding, then it's possible to retain faith in humanity even though it has a capacity for evil."

    asked by Sarah
  124. math

    this year Ben is 4/7 as old Glen. Fifteen years fromnow Ben will be 3/4 as old as Glen. At that time he sum of thier ages will be 63. How old are Ben and Glen now?

    asked by justin
  125. Health care delivery in the us

    I need to write a paper on health care system evolution, what questions will I be looking to answer

    asked by MICHELE
  126. Chemistry

    A certain Geiger counter is known to respond to only 1 of every 1000 radiation events from a sample. Calculate the activity of each radioactive source in curies, given the following data. 580 clicks in 104 s My text barely attempts to explain how to do

    asked by Trixie
  127. art

    Summarize the distinction between film and popular cinema in 200 to 300 words. Provide examples of each and explain why they fall into either category

    asked by Denise
  128. geometry

    the lenght of a rectangle is fixed at 24cm. what withs will make the perometer greater than 76cm

    asked by Anonymous
  129. socials 9

    a defiance for the proposition that the Divine right of kings is necessary to good government. What do they want me to do here? do they want me to wright how its good or bad?

    asked by adam
  130. Chemistry

    Suppose you place a kettle on the stove and boil some water.Is the steam that forms physical of chemical change?

    asked by Emily
  131. Philosophy

    What are the differences between phenomenal and noumenal worlds?

    asked by Dean
  132. DIVERSITY IN THE CLASSROOM update

    The social factors that most impacted the scenario I found where low income, bullying, peer pressure, parent’s expectations and role playing, and high income. I think high income is a social factor because the parents that have a high income do not seem

    asked by scooby
  133. science

    which one is easier to make? Rube Goldberg bridge IS THEE ANY IDEAS?

    asked by gaa
  134. math/computers

    Problem: Solve X mod Y for all positive integers. Do so without using multiplication or division.

    asked by sally
  135. 9th grade

    atomic structure

    asked by romana
  136. Math

    Consider the following spreadsheet: What formula would you use to calculate the number in cell B2? Cell A Cell B Cell C Cost of item 4% tax cost of before tax item with tax $130 5.2 $135.2 $150 6 $156 I do not know how to write a formula to calculate cell

    asked by BWB HELP
  137. Critical thinking

    How do I perfect an expository essay? Introduction, thesis, body and conclusion

    asked by Jae
  138. ryme

    what rhyes with candy

    asked by maya
  139. Math

    Can someone please help with this? I am helping my niece with this problem:7x>_49. Here is what I have: x>_7. The solution is:{x|x>_7}. The graph is: a solid dot on the 7 going to the right. Is this correct?

    asked by B.B.
  140. physics

    can anyone give an example of imperfect inelastic collision and how is it different from perfect inelastic. My teacher and the book didn't mention anything about imperfect one

    asked by phys
  141. English

    Can you please tell me if the following sentences are correct please? Thank you very much for your invaluable help. 1) Catherine is not in love with Edgar and their relationship is wholly unsentimental. 2) Catherine fears what people may think if she

    asked by Franco
  142. Math

    A car travels 815 km in 10 days. at this rate, how far would it travel in 20 days?

    asked by J
  143. spanish

    How do you write "December the 9th" in Spanish ?

    asked by Linda
  144. math

    The length of the hypotenuse of a right triangle is ã2 times the length of one of the legs of the triangle. answer choice: a.Always true b. sometimes true c. never true

    asked by nicole
  145. i need some tips

    okay so now i have this test called tcap and there is A LOT to study and i only have 2 days to study i need help do u have any tips that would help me study or help me ON my tcap test please respond i need as many people to respond because i really need

    asked by anna
  146. math

    Did i do these problems correctly? 1. 39*(-43)= -1677 I multiply 39 and -43 and the answer was -1677 2. Find absolute value of |-7| and the answer is 7. It is the opposite of what it is. 3. Add. -24 + (-17) The answer is -41. They both are negative so you

    asked by tarra
  147. social studies

    my teacher said that there is religious conflict in egypt could you please in two or there sentences tell me about it i am curious

    asked by amber
  148. physics

    A truck moving at 19.8 m/s [S] accelerates at 3.50 m/s2 [N] for 3.00 s. What is the truck's final velocity?

    asked by ahmed
  149. math-geometry

    The length of the hypotenuse of a right triangle equals the length of one of the legs of the triangle. a.) Always true b.) Sometimes true c.) Never true I for A for the answer is that correct?

    asked by nicole
  150. computers

    Write an algorithm, in English, to solve the following problem. Be sure to include pre- and post-conditions!

    asked by Johnny
  151. SCI 275

    4 factors that produce changes in population size

    asked by Cindy
  152. help ms.sue

    i need a rymeing chart

    asked by priscilla
  153. ACC230

    "Write a 200- to 300-word summary analyzing the implications of profitability and the net income of the company."

    asked by Rebeccaai
  154. math

    15over51 in simplest form

    asked by justin
  155. science

    i need help with standard deviation and erro bars on graph, if i want to talk about my graph and mention the erro bars and what it means how do i do that?

    asked by piper
  156. 8th grade physics

    1. if you double the distance over which a force moves an object,the work will be multiplied by?? 2.if emily doubles her velocity.her kinetic energy will be? 3.the unit joule is equivalent to?

    asked by Jana
  157. math

    solve the quadratic equation 5x^2+5x=2 so far i have -5+/- (Radical sign) 65/10... how do i simplify that i know it should be two different real solutions

    asked by jerson
  158. math

    how do you find a factor of a parabola

    asked by Anonymous
  159. COM/220

    I need someones opinion on my thesis statement and the introduction that I have came up with...Is there someone that would be willing to let me send it to them to review to see if would work for a persuasive or argumetative paper??

    asked by Katherine
  160. english

    how do sonnets compare with modern day music and songs? its for a presentation

    asked by andrew
  161. English

    1. When is the due date of the report? It is on May 1st. 2. When is the deadline of the book? It is tomorrow. 3. When is the report due? It is due this morning. 4. When is the book due? It is due this Thursday. (Are the questions and answers all correct?

    asked by rfvv
  162. Computers help pls

    What is 9.9 + (11 % 8)? Write one line that creates a variable named Pickles that can hold an integer and assign it the value of ten.

    asked by Johnny