Questions Asked on
May 10, 2018

  1. Calculus

    The velocity function (in meters per second) is given for a particle moving along a line. v(t) = 3t − 7, 0 ≤ t ≤ 3 (a) Find the displacement. -7.5 m (b) Find the distance traveled by the particle during the given time interval.

    asked by Anonymous
  2. history

    Which represents a major effect of changing US military policy on African Americans in the Korean War?

    asked by Anonymous
  3. Calculus

    Find a function f such that f '(x) = 3x3 and the line 3x + y = 0 is tangent to the graph of f. f(x) =

    asked by Anonymous
  4. Calculus

    Find f. f ''(x) = −2 + 12x − 12x2, f(0) = 9, f '(0) = 14

    asked by Anonymous
  5. English

    Read each sentence carefully, and then select the punctuation correction that must be made to that sentence. 1:A vegan a term that is a contraction of the word vegetarian is a vegetarian who consumes no animal or dairy products.(In this

    asked by marylyn
  6. Chemistry

    A 4g sugar cube(sucrose: C12H12O11) is dissolved in a 350ml teacup of 80 degree water. what will be the molality of the sugar solution.

    asked by Evans
  7. science

    A coastline on Earth experienced a high tide at 6 a.m. At what approximate time will the next low tide occur, and why? 6 p.m., because the coastline will turn 90 degrees from the moon 6 p.m., because the coastline will turn 180 degrees from the moon 12

    asked by john
  8. Calculus

    The rate at which water flows into a tank, in gallons per hour, is given by a differentiable, increasing function R of time t. The table below gives the rate as measured at various times in an 8-hour time period. t (hours) 0 2 3 7 8 R(t) (gallons per hour)

    asked by Jeff
  9. science

    The orbital radii of four planets in our solar system are shown in the following table. Orbital Radii Planet Orbital Radii (AU) W 5.2 X 0.72 Y 1.0 Z 19.1 Which planet is likely to experience the highest temperature? W X Y Z I think it is B.x but I am not

    asked by george
  10. Geometry

    d=12 h=18 What is the lateral surface area of the cylinder? A.12 pi cm B.18 pi cm C.216 pi cm D.288 pi cm

    asked by Parzival
  11. Math

    A bag contains only red and blue marbles. Yasmine takes one marble at random from the bag. The probability that she takes a red marble is 1 in 5. Yasmine returns the marble to the bag and adds five more red marbles to the bag. The probability that she

    asked by look
  12. English

    Read each sentence carefully, and then select the punctuation correction that must be made to that sentence. 1:This means that my in laws do not eat any of the following: meat, cheese, yogurt, or ice cream. A:Change the colon after following to a comma

    asked by marylyn
  13. Calculus

    Find the limit, if it exists. (If an answer does not exist, enter DNE.) lim x→∞ sqrt(25x^2 + x) − 5x

    asked by Anonymous
  14. Geometry

    Width=3 Lenght=17.2 Height=5.5 What is the lateral surface area of the rectangular prism? A.283.8 B.292.4 C.325.4 D.407

    asked by Parzival
  15. Calculus

    Given that 1 x^2 dx=1/3, 0 use this fact and the properties of integrals to evaluate 1 (8 − 3x^2) dx. 0

    asked by Anonymous
  16. precalculus

    The first row of seating in section A of an arena has 7 seats. There are 25 rows in section A, each row containing two more seats than the row preceeding it. How many seats are in section A? How do you use geometric sequence to solve it?

    asked by Anonymous
  17. Physics

    The moon rotates about its axis every 27.3 days and orbits the earth every 27.3 days. A) what is the moment of inertia with respect to its axis? B) What is the moment of inertia with respect to the earth? C) What is the moons angular momentum with respect

    asked by Anonymous
  18. Calculus

    For Questions 1–2, use the differential equation given by dy/dx = xy/3, y > 0. 1. Complete the table of values x -1 -1 -1 0 0 0 1 1 1 y 1 2 3 1 2 3 1 2 3 dy/dx 2. Find the particular solution y = f(x) to the given differential equation with the initial

    asked by Howie
  19. Math

    A car traveled 281 miles in 4 hours 41 minutes.What was the average speed of the car in miles per hour?

    asked by Luse
  20. Calculus

    A bacteria population is 3000 at time t = 0 and its rate of growth is 1000 · 6t bacteria per hour after t hours. What is the population after one hour? (Round your answer to the nearest whole number.)

    asked by Anonymous
  21. Math

    Tri-Star Airlines intends to pay off a $20,000,000 bond issue that comes due in 4 years. How much must the company set aside now, at 6 % interest compounded quarterly, to accumulate the required amount of money?

    asked by Heyhi
  22. Calculus

    At noon, ship A is 130 km west of ship B. Ship A is sailing east at 25 km/h and ship B is sailing north at 20 km/h. How fast is the distance between the ships changing at 4:00 PM?

    asked by Derek
  23. Math

    Natalia Sandino was given 750 shares of stock in the fitness center where she is employed as a salary bonus. The shares were valued at $8.05 when they were placed in her stock portfolio. The shares paid quarterly dividends of $.60 per share. After 7 years,

    asked by Byebye
  24. pre-calc

    An auditorium has 24 rows of seats. There are n = 23 seats in the first row, 24 seats in the second row, 25 seats in the third row, and so on. How many seats are there in all 24 rows?

    asked by allison
  25. Calculus

    A particle is moving with the given data. Find the position of the particle. a(t) = 2t + 5, s(0) = 2, v(0) = −4 s(t) = ?

    asked by Anonymous
  26. Physics

    Why are alpha and beta rays deflected in opposite directions in a magnetic field? Why are gamma rays not deflected at all? Why are alpha particles with the same velocity deflected less than beta particles?

    asked by Emily
  27. Calculus

    For the function f whose graph is given, state the following (a) lim x → ∞ f(x) (b) lim x → −∞ f(x) (c) lim x → 1 f(x) (d) lim x → 3 f(x) (e) the equations of the asymptotes (Enter your answers as a comma-separated list of equations.)

    asked by Anonymous
  28. Math

    You are visiting a friend in Coshocton and need to get to Cedar Point in Sandusky. These two cities are 106 miles apart. Using the scale of 3 cm = 50 miles, how many centimeters apart are the two cities? Make sure you label your answer. Round your answer

    asked by HelpPleezzz I need answers
  29. Math

    Rob Morrisey purchased a $1,000 bond that was quoted at 102.25 and paying 8 7/8% interest. How much did Rob pay for the bond? How much annual interest will be received?

    asked by Heyhi
  30. Social studies

    What is the answer to the social studies week 14 crossword

    asked by Araebia
  31. Math

    Eight oranges cost gh¢15.00. how much will twenty oranges cost?

    asked by Lesley
  32. Advanced Algebra

    Chevy and Judith are purchasing a townhouse and finance $154,200 with a 30 year 5/3 ARM at 6.45% with a 4/13 cap structure what will their payments be at the beginning of the 6th year assuming they are charged maximum interest rate for that year? a. 907.11

    asked by Steve
  33. Science

    Which of the following explains why objects in our solar system are in a spinning motion? A. The gravitational pull of the sun pushed objects into a spinning motion. B. The massive size of the sun made all other objects in space spin fast. C. Gravity

    asked by cassy
  34. science

    Certain high-frequency radiations are likely to cause harm to astronauts landing on Mars. A detector for which type of electromagnetic radiation is most suitable to study this harmful radiation on Mars? I think it is radio waves A. Infrared B. Radio waves

    asked by ayeitsweston
  35. AP Calculus AB

    lim |x-3|/x-3 x-->3^- A) 0 B) -1 C) 1

    asked by Rayan
  36. Chemistry

    a hydrocarbon is burnt completely in excess oxygen. it is found that 1.00g of the hydrocarbon gives 2.93g carbon dioxide and 1.80g water. find the empirical formula of the hydrocarbon (H=1,C=12,O=16)

    asked by Henry
  37. Math

    644 students packed a auditorium students sat in rows of 12 rows were divided into 8 sections how many rows were in each section

    asked by Na'kiyah
  38. Calculus

    Find f. f ''(θ) = sin(θ) + cos(θ), f(0) = 4, f '(0) = 2

    asked by Anonymous
  39. pre-calc

    A hardware store makes a profit of $41,000 during its first year. The store owner sets a goal of increasing profits by $9000 each year for 4 years. Assuming that this goal is met, find the total profit during the first 5 years of business.

    asked by allison
  40. Calculus

    Use the information in the image: imgur(.)com/a/YzAGLvs (Remove the parenthesis to use link) 1. On what interval is g increasing? Justify your answer. 2. For 0 ≤ x ≤ 6, express g(x) in terms of x. Do not include +C in your final

    asked by Jeff
  41. pre-calc

    Find the indicated nth partial sum of the arithmetic sequence. 2, 10, 18, 26, . . ., n = 15

    asked by allison
  42. English

    Plz I need some points to write on a debate for the motion boys should help in the kitchen

    asked by Susannah
  43. Science

    Can somebody give me their simple definition (6th grade level) of a point source and pollution?

    asked by Mark
  44. math

    Find the partial sum without using a graphing utility. 100 2n n = 1

    asked by matt
  45. History

    South Vietnam's Diem was a solid supporter of human and civil rights. True****** False I can't remember for sure. Thanks in advance!!!

    asked by Tessa
  46. U.S. History

    During the presidency of Richard Nixon, the United States a) sought to protect human rights. b) sought to close the USSR out of world markets. c) retreated into relative isolation. d) worked for a reduction of tensions known as detente. e) none of the

    asked by Sherry
  47. Physics

    A great physicist by the name of Richard Feynman said, "I think it is safe to say that no one understands quantum mechanics." What do you think he meant by this? Does this mean quantum mechanics is wrong? How can we know?

    asked by Emily
  48. History

    The Space Race during the Cold War a) became a matter of national pride for only the Soviet Union b) became a source of fierce competition between European powers c) was used by U.S. politicians to distract attention from other policy successes d) had

    asked by Tessa
  49. math

    A ball and a box weigh 900 grams. Two identical balls and the same box weigh 1.35kg. What is the mass of the box? How do I work this out?

    asked by milli
  50. Social Studies

    I have to write a poem about life in Carribien South America today. But the problem is I can't find any good sources and credible sources, and even if I did have some I don't know how to start writing a poem. Could you give me some sources for it, and an

    asked by Joey
  51. Algebra

    At the new Cozy Inn Restaurant, which is still under construction, the owners have hired enough waiters and waitresses to handle 17 tables of customers. The fire marshall has looked at the plans for the restaurant and says he will approve it for a limit of

    asked by Bob Ross
  52. Ratios, Rates, and Proportions

    Max makes a scale drawing of distance between Salt Lake City and Arizona. The distance between Salt Lake City and Arizona is 24.8 cm. If each 7 cm on the scale drawing equals 250 miles, how far apart are the Salt Lake City and Arizona? Please Give answer

    asked by Anonymous
  53. geography

    What is the name often given to the 25,000 or more islands spread across the Pacific Ocean? Pacific Islands?

    asked by Anonymous
  54. Calculus

    Evaluate the integral by interpreting it in terms of areas. bounds from -1 to 0. 3+sqrt(1−x2) dx

    asked by Anonymous
  55. Music

    It is common for a Baroque piece of music to A. slow down and speed up. B. remain constant in tempo.***** C. limit the amount of chords used. D. be performed mainly on brass instruments. Which of the following is true about Baroque music? A. It has long

    asked by Isaaaaaa human
  56. computers

    Which logging category does not appear in Event Viewer by default? System Security Volume Application

    asked by megan
  57. English

    Select correct if the sentence is punctuated correctly. Select incorrect if it is not. 1:Having just broken up with her boyfriend (whom she had known since elementary school), Tasha was not ready for another long-term relationship. Correct*** 2:Jim Thorpe

    asked by marylyn
  58. maths

    eric scored 82 ,74,and 90 in three test . what mark should she score in the fourth test , so that her average mark for the fourth test would be 85

    asked by eric
  59. Pre-Algebra

    Jamal writes the letters K-A-N-S-A-S on cards and then places the cards in a hat. What is the probability an N? 1/3 1/5 5/1*** 6/1 Jennifer writes the letters M-O-N-T-A-N-A on a cards and then places the cards in a hat. what is probability of picking an N?

    asked by Joe:)
  60. Calculus

    If m ≤ f(x) ≤ M for a ≤ x ≤ b, where m is the absolute minimum and M is the absolute maximum of f on the interval [a, b], then b m(b − a) ≤ f(x) dx ≤ M(b − a). a Use this property to estimate the value of the integral. 9 4Sqrt(x)dx 0

    asked by Anonymous
  61. science

    A hawk building its nest on an arm of a saguaro cactus is an example of

    asked by Kevin
  62. Math

    A trip from Ohio to new york is 529 miles. what equations show the times t it takes by car if r is the average speed during the trip? t=529/r*** t=529r r=529t t=r/529

    asked by tyler
  63. Calculus

    Suppose f and g are continuous functions such that g(7) = 6 and lim [3f(x) + f(x)g(x)] = 18. x → 7 Find f(7).

    asked by Anonymous
  64. Physics

    The electron-volt is _____ than the SI unit for the same physical quantity. a. smaller b. greater

    asked by Please help
  65. Science

    How do clouds form? (No links, please, just a few facts, I've done half of this question) All weather occurs in Earth's _______. thermosphere troposphere*** stratosphere exosphere Because of their shape when seen from the ground, tornadoes are sometimes

    asked by Anonymous


    asked by SHAH
  67. Math

    Sarah is standing next to the flag pole waiting for her friends. The flagpole is 42.9 feet tall and casting a shadow of 253.1 feet long. There a sign by the flagpole challenging visitors to find the length of their shadows. Sarah is 5.4 feet tall. What is

    asked by Grass
  68. Calculus 2

    Convert r = 1 / (6cos(θ)+8sin(θ)) to an equation in rectangular coordinates (i.e., in terms of x and y). A similar example I found, where r = 1 / (cos (θ) − sin (θ)), found the rectangular equation to be y = x - 1. How would this answer change for my

    asked by Manny
  69. Math

    You own a thriving restaurant but want to change careers. Your brother offers to buy the business with the following monthly payments: $2,750 at the end of each month for 4 years, followed by $3,000 at the end of each month for 3 years. Assuming that you

    asked by Heyhi
  70. Trigonometry

    I need to solve the rest of the triangle A=126.5 a=17.2 c=13.5 Using the Law of Sines we get a/sinA = c/sin C 17.2/sin126.5 = 13.5/sinc I am confused on what to do next

    asked by Bruce Micheal Alexanders
  71. Math

    Jason and Coretta Bradley got a $206,000, 20-year mortgage loan at 5.35%. Find the amount of the final payment on this mortgage.

    asked by Byebye
  72. Chemistry

    CH3OH(aq) + OH-(aq) ⇌ CH3O-(aq) + H2O(l) If methanol has pKa = 18.3, what is pKb for its conjugate base?

    asked by anon
  73. Math 6th Grade

    I'm doing this math test and I have a border line A on my grade I need to make sure I don't lower my grade to a B, so any help is appreciated. Thanks! 7. The probability of winning a game is 25%. How many times should you expect to win if you play 20

    asked by Anonymous
  74. Biology

    I need help in bio anyone take bio B I’m desperate

    asked by Natalie
  75. Misc

    I have to find the answer to this for tomorrow's assignment. I turn but have no legs or wheels and am often lost in plain sight

    asked by Dawn
  76. Calculus

    Suppose y = sqrt(2x + 1), where x and y are functions of t. (a) If dx/dt = 15, find dy/dt when x = 4. dy/dt = ?

    asked by Anonymous
  77. Pre-Algebra

    1. 16x^2 + 2 + 2x - 15x^2 - 1 + 14x A. 31x^2 + 16x + 1 B. x^2 - 12x + 1 **** C. x^2 + 16x + 1 D. x^2 + 16x + 2 2. 2x^2 + 8 - 4x + 3x - 6x^2 + 7 A. -8x^2 - 7x + 15 B. -4x^2 - x + 15 **** C. 4x^2 + x + 15 D. 8x^2 + 7x + 15 3. 4x^2 + 8x - 11x + 6 - 5x^2 + 2

    asked by Help ASAP
  78. Literature

    You have plagiarized if you have * A. No page numbers where you found the facts, no quotation marks around quotes, no source credited with providing you with the information, and no work cited page. B. Quotes around the author’s ideas, no in-text

    asked by Polly
  79. math

    cFind the slope of the line passing through the points −3, -8 and 4,6 .

    asked by Mirela
  80. Math

    In triangle ABC, the measure of ∠B is 90°, BC=16, and AC=20. Triangle DEF is similar to triangle ABC, where vertices D, E, and F correspond to vertices A, B, and C, respectively, and each side of triangle DEF is 1/3 the length of the corresponding side

    asked by Swimmer
  81. Math

    23. Suppose the number of expert gamers in California is 52,400 and is growing 20% each year. Predict the number of experts after 5 years. 24. The population of bacteria in your messy room is 36,725 and is growing at a rate of 11% each month. What would

    asked by HelperNoodles
  82. physics

    A force of 30 Newtons is used to elongate a spring a distance of 9 cm. A) What was the coefficient of elasticity of the spring? B) How much work must be done to elongate the spring a distance of 18 cm.?

    asked by Anonymous
  83. physics

    If you have a mass of 60 kg and are shot out of a cannon at 30 m/s A) what height will you reach according to the conservation of energy? B) what is your total energy?

    asked by Anonymous
  84. social studies

    who did the shiites and sunnis believe should be leader

    asked by kaleb
  85. chemistry

    how many milliliters of the acetic acid (density:1.049g/ml)must be adding to 465m l of a 0 .0941m sodium hydroxide to obtain a buffer?

    asked by onguglo
  86. Math

    If start time is 7:41pm and end time is 8:50pm. What is the elasped time

    asked by Alasia
  87. Math

    Reposting see if someone else comes up with a different answer. Amy wants to travel from Elm town to Lakeside at an average speed of 50 miles per hour. She travels half the distance and discovers that her average speed has only been 25 miles per hour. How

    asked by Chey
  88. science

    Which of the following explains why objects in our solar system are in a spinning motion? A.The gravitational pull of the sun pushed objects into a spinning motion.

    asked by KK