Daisy

Newest questions and responses by Daisy
  1. Physics

    I am taking an online course in physics and I need to write a short paper on Analog and digital information. Below are the questions that guide me through the paper. I am having a hard time finding a website that can explain this to me. There is no text

    asked on February 15, 2018
  2. Physics

    I am taking an online course in physics and I need to write a short paper on Analog and digital information. Below are the questions that guide me through the paper. I am having a hard time finding a website that can explain this to me. There is no text

    asked on February 14, 2018
  3. algebra 1

    the sum of a two digits of a two-digit number is 10. when the digits are reversed, the new number is 36 more than the original number. find the original number.

    asked on January 28, 2018
  4. algebra 1

    betty leaves her purse in a store at the mall and average 36mi/h on her way home to Glenville, 140 miles away. Honesty harry discovers her purse and starts after her one hour later. if he averages 48mi/h how long will it take him to catch betty? will he

    asked on January 28, 2018
  5. algebra 1

    in 5 years chase will be three times as old as jared. the sum of their ages is 42. how old are chase and jared?

    asked on January 28, 2018
  6. Math

    Solve the Go.a ball was dropped from a height 80m above a concrete floor. It rebounded to the height 1\2 of its previous height at each rebound. After how many bounces is the ball 2.5 high

    asked on October 30, 2017
  7. Math

    Admission to the country fair cost $9per person the ride tickets cost $2.50 each. Write an equation representing total cost

    asked on September 26, 2017
  8. Physics

    The Question is: An objective lens of a telescope has a 1.90 m focal length. When viewed through this telescope, the moon appears 5.25 times larger than normal. How far apart are the objective lens and the eyepiece when this instrument is focused on the

    asked on September 14, 2017
  9. science

    mohan travels at 20m/s from home to market and returns at 25m/s find his average velocity for the entire journey

    asked on May 6, 2017
  10. Physics

    A 2.00 ✕ 106 Hz radio signal is sent a distance of 7.30 ✕ 1010 meters from Earth to a spaceship orbiting Mars. Approximately how much time does it take the radio signal to travel from Earth to the spaceship?

    asked on April 17, 2017
  11. History

    Which answer best explains how Ralph Waldo Emerson's Concord Hymn is an example of Transcendentalism? It emphasizes war, violence, and victory. It emphasizes nature, feelings, and memory. It emphasizes the importance of social reform.*** It emphasizes

    asked on April 11, 2017
  12. Physics

    Two ultrasonic sound waves combine and form a beat frequency that is in the range of human hearing for a healthy young person. The frequency of one of the ultrasonic waves is 84 kHz. (The range of hearing for a healthy young person is 20 Hz to 20 kHz.) (a)

    asked on February 16, 2017
  13. buisness

    If you find a job posting for a community college that clearly states that the job will close on 08/15/2017, what does this mean? a. Someone will be hired by that date. b. The employer is only hiring until that date. c. After that date, the employer will

    asked on February 3, 2017
  14. Math

    Let A denote the portion of the curve y = sqrt(x) that is between the lines x = 1 and x = 4. 1) Set up, don't evaluate, 2 integrals, one in the variable x and one in the variable y, for the length of A. My Work: for x: integral[4,1] sqrt(1+(dy/dx)^2) dy/dx

    asked on January 25, 2017
  15. Calculus

    Let A denote the portion of the curve y = sqrt(x) that is between the lines x = 1 and x = 4. 1) Set up, don't evaluate, 2 integrals, one in the variable x and one in the variable y, for the length of A. My Work: for x: ∫[4,1] sqrt(1+(dy/dx)^2) dy/dx =

    asked on January 25, 2017
  16. Calculus

    Can you please check to see if these answers are correct? I have provided my work as well! That you! This is much appreciated!! 1. What is the volume of the solid that is generated by revolving the region bounded by the curves x = 3y^2-2 and x = y^2 and y

    asked on January 23, 2017
  17. Calculus

    Hello, I would like to make sure the answers to these questions are correct. 1. Using the shell method, what is the volume of a solid that is generated by rotating the region by y = x^2 and x = y^2 about the x axis. My Work: r = y h = sqrt(y) - y^2 2pi

    asked on January 18, 2017
  18. Calculus

    I would like to know if my answers are correct: Disclaimer: We are allowed to keep our answers in formula form 1. Use the washer method to find the volume of the solid that is generated by rotating the plane region bounded by y=x^2 and y = 2-x^2 about the

    asked on January 16, 2017
  19. math

    A factory kept increasing it's output by the same percentage every year .find the percentage if it is known that the output is doubled in the last two years.

    asked on December 4, 2016
  20. Graphing Linear Equations and Inequalities

    Fill in the t-table below for the equation. Then graph the line on the grid by selecting two of the points from your table. 3x+4y=-16 x y −4 0 4

    asked on November 14, 2016
  21. Finite math

    Let S={1,2,3} be a sample space How many subsets of S contain the number 3? How many subsets of S contain either the number 2 or 3?

    asked on November 3, 2016
  22. science

    Determine the magnitude and direction of the horizontal resultant force on minibus A=1800N and B=800

    asked on November 2, 2016
  23. Physics

    A box of mass m = 59.0 kg (initially at rest) is pushed a distance d = 84.0 m across a rough warehouse floor by an applied force of FA = 204 N directed at an angle of 30.0° below the horizontal. The coefficient of kinetic friction between the floor and

    asked on October 23, 2016
  24. Statistics

    Of the 40 students in a gym class, 13 played volleyball, 12 ran track (4 of whom did a push up), and the remainder were absent. A.) What proportion of the class ran track? B.) What percentage played volleyball? C.) What percentage of the runners did a push

    asked on August 25, 2016
  25. Math

    Round 1.98 to the nearest tenth

    asked on April 13, 2016
  26. Math

    A wheel has a radius of 5ft. How many revolutions would it take for the wheel to roll 62.3 ft.? Round your answer to the nearest tenth.

    asked on April 13, 2016
  27. Maths, geography, life sciences and physical scien

    Identify three courses or study fields you are interested in following after grade 12.provide two reasons why you find this a suitable course for each choice

    asked on March 6, 2016
  28. Physics

    Block B in the figure weighs 739 N. The coefficient of static friction between block and table is 0.34; angle θ is 26°; assume that the cord between B and the knot is horizontal. Find the maximum weight of block A for which the system will be stationary.

    asked on March 1, 2016
  29. Chemistry

    The air was in a cylinder equipped with the piston absorbs 565 duels of heat and expands from an initial volume of .10 l to a final volume of .85 L against an external pressure of 1.0 ATM what is the change an internal energy of the air within the cylinder

    asked on November 4, 2015
  30. Maths

    How would you solve for x with an equation like this? 0.2x^3 - 2.84x^2 + 8.532x - 2.4 = 0

    asked on October 7, 2015
  31. Maths

    How would you solve for x with an equation like this? 0.2x^3 - 2.84x^2 + 8.532x - 2.4 = 0 I thought you would use the quadratic formula somehow, but I'm not sure

    asked on October 6, 2015
  32. Maths

    I = Alog10(t) + B I equals 8 when t is 3 I equals 50 when t is 8 t can't go past 200 A and B are constants Find A and B when I reaches 100

    asked on September 16, 2015
  33. pre-calculus

    which expression is equivalent to (sinx+1)(sinx-1)? A.) COS^2X B.) -COS^2X C.) COS^2X+1 D.) COS^2X-1 E.) -COS^2X+1

    asked on July 27, 2015
  34. pre-calculus

    find the exact value of sin 112.5 in fraction form

    asked on July 27, 2015
  35. pre-calculus

    which of the following is a solution to 3tan^3x=tanx? A.) 60 degrees B.) 120 degrees c.)150 degrees D.)240 degrees E.)300 degrees

    asked on July 27, 2015
  36. pre-calculus

    Which of the following is NOT a solution to cos^2x=3sin^2x? A.) 30 degrees B.) 60 degrees C.) 150 degrees D.)210 degrees E.)330 degrees

    asked on July 27, 2015
  37. pre-calculus

    What is the exact value of sin 225

    asked on July 27, 2015
  38. Pre-calc

    which expression completes the identity sin ucosv=?

    asked on July 27, 2015
  39. Science

    Explain the process of filtering blood

    asked on March 18, 2015
  40. Math

    3.455 round off to the nearest tenths

    asked on March 8, 2015
  41. Math

    1. Mailey mother brought her a pet hamster. She is keeping Montey, the hamster, in a box with a length of 8.3 in.,a width of 6in.,and a height of 5,25in. Mailey plans on covering Montey's box with contact paper. How many square inches of contact paper is

    asked on March 4, 2015
  42. Goverment

    1. Read each situation. Write whether a bill of attainder, an ex post facto law, or a writ of habeas corpus woul prevent the situation from happening. A. ______________ shortly after video cameras were invented, a man evident aped a rock concrete. Years

    asked on March 2, 2015
  43. Math

    A roll of paper towels is 10 inches high and 2.5 inches in diameter. How many full squares inches of paper towel can fit on the roll in 15 rotation? * all I need is a formula of this question. Do I use lateral surface area formula or total surface area

    asked on February 20, 2015
  44. Science

    Q1. Why is the shape of the nerves important in the nervous system? Q2. Which structure is more complex, a tissue or an organ? How do you know?

    asked on February 17, 2015
  45. Science

    Which statement is true of an organ system? A. It supports all part of the organism. B. it is not necessary for the survival of the organism. C. One organ system can take over for another organ system. D. It has no connection with other organ system in the

    asked on February 17, 2015
  46. algebra

    Deposit is $15 and coat of hour is $4.20 so write an equation to represent the total cost y renting a tube for any number of hours x.

    asked on February 12, 2015
  47. Math

    1.Quadrilateral GHJK has vertices at the following coordinates: G(-2,-6), H(-8,-8), J(-6,-2), and K(0,0), what would be the new vertices if the quadrilateral was dilated by the scale factor of 1.5? G':_________ H':_________ J':_________ K':_________ Could

    asked on February 7, 2015
  48. english

    In "In Just-," the poet uses the words "and bettyandisabel come dancing / from hop-scotch and jump-rope and / it's / spring" to create a mood of (Points : 5) boring routine. happy activity. peaceful days. hopeless dejection.

    asked on January 26, 2015
  49. Math

    George is making a permanent for his favorite baseball team. He wants the short edge to be 14 inches and the height in the middle of the right triangle to be 24 inches. What is the length of diagonal side AB?

    asked on January 24, 2015
  50. Math

    Q1.A tree was chopped by the Samuels family for the holidays. How tall was the tree originally if the piece they chopped down was 7feet tall, and fell 4 feet from the stump? Q2. Mr pratt's rake is leaning up against a wall. If the top of the rake hits the

    asked on January 24, 2015
  51. Math

    Cannon wants to make a garden with a border of his yard. He has lumber in several different lengths. Which three lengths could be used to make a right triangle to fit into the corner of his yard? A. 4ft.,6ft.,10ft. B.7ft.,12ft.,15ft. C.5ft.,12ft.,13.

    asked on January 24, 2015
  52. Math

    how could you change one of the squares so that a right angle would be created

    asked on January 24, 2015
  53. Social studies

    I need Sam Houston and Mirabeau Lamar -background -problems each of them faced -Native American -military spending -annexation I want them to be separate like contrast

    asked on January 21, 2015
  54. Science

    In the experiment water clock : what changes (independent variable) , how does it responds to the changes made(dependent variable), and what is being controlled (controlled variable). Pleas I really need this by today. And also my question for science fair

    asked on January 19, 2015
  55. Science/engineering

    What part does gravity play in the function of the water clock? Explain.

    asked on January 18, 2015
  56. Engineer

    What part does gravity play in the function of the water clock? .I kind of don't understand this question. All I need is a better understanding

    asked on January 14, 2015
  57. English

    I have to find the adverb in each sentence. Then I have to identify the verb it modifies. 1.)Native Americans originally developed lacrosse. Adverb- originally. Verb-developed. 2.)It was first played by the Iroquois. Adverb- first. Verb- played. 3.)It was

    asked on January 14, 2015
  58. Engineering

    What part does gravity play in the function of the water clock? .I kind of don't understand this question. All I need is a better understanding

    asked on January 13, 2015
  59. Ceramics (help!!!)

    When creating clay forms what must be done with inside?? When applying glaze to a ceramics piece, it is important to wax the foot, or the bottom of the piece. What might happen if it isn't waxed??

    asked on December 15, 2014
  60. Engineer/robotic

    How to tell by an example which is a robot and which is a nobot? My example is: security lights that turns on whenever someone walks by= nobots I need to know how do you know by an example which is which

    asked on December 13, 2014
  61. math

    Estimate the value of this expression by rounding each number to the nearest unit. (1.63)(9.95)(2.46) Plesse help..

    asked on December 6, 2014
  62. Survey of Mathematics

    Suppose a car rental agency gives the following choices: Option A: $30 per day plus 40 cents per mile Option B: flat $50 per day (unlimited miles) At what mileage are both rates the same if you rent the car for 3 days?

    asked on December 4, 2014
  63. P.E

    Happiness, sadness, and fear are examples of blank emotions. A. Learned B. Primary C. Secondary D. Innate Is the answer A?

    asked on September 9, 2014
  64. Science!

    An oven is a technological system. Which of the following describes an input into this system? A. Setting the temperature B. Burning gas releases heat. C. A thermostat monitors the temperature and increases the gas flow when the temperature falls too low.

    asked on September 9, 2014
  65. social studies

    How did the Protestant Reformation in Europe influence the settlement of North America? A. European settlers of different religions choose to establish new colonies in order to spread their faith and practice their beliefs. B. religious thinker John Calvin

    asked on September 8, 2014
  66. Ed. Tech

    After creating a column heading and/or typing text within a column, what must you do to move text to the next column? A. Add a column break B. Select the next column and start typing C. Highlight the next column D. Change the page orientation Is the answer

    asked on September 7, 2014
  67. science

    I answered this already. Should you multiply the answer in letter b to 2? QUESTION: Phil Younghusband is a sensational striker of the Philippines National Football team Azkals. An avid fan of his claims that Phil can kick the football and give it an

    asked on August 8, 2014
  68. science

    Two students perform a simple experiment. One flicks a dime from the edge of a table. At the same instant, the other student drops a quarter from the same height. Ignoring air resistance, which coin strikes the floor first? Explain why. My own answer.. is

    asked on August 8, 2014
  69. BUSINESS IT

    firstly write a program to accept the number of telephone calls made by a customer and the print out the rate in cents. secondly define a structure employee with name, category , salary, tax as a member. read the name category and salary of employee and

    asked on July 8, 2014
  70. Language Arts (CHECK ANSWERS)

    1. You already know that Anansi is a trickster. What does this tell you about the outcome of the folktale? (1 point) A: Everything will turn out the best possible way for all the characters. B: Everything will turn out the best possible way for Anansi. C:

    asked on May 28, 2014
  71. South America

    is this true or false To accurately label exact locations on a map, geographers go to that specific location answers.

    asked on January 23, 2014
  72. How do I subtract this?

    How would I subtract this? [(8)/(x+h+8)] - [(8)/(x+8)]

    asked on October 3, 2013
  73. Derivatives

    Find the derivatives of: 1. H(x)= sin2xcos2x The answer given is 2cos4x. My question is, how in the world did they get that!? Shouldn't the answer at least contain the sin function, either negative or positive seeing as it's the derivative of cos? Also,

    asked on October 3, 2013
  74. science

    What is science is the question and btw Im in grade 8 so could u plz give an answer according to that like explain what is science first and then wht r its branches plzzz!!!

    asked on September 4, 2013
  75. Algebra 1

    Write 8 more than T as an algebraic expression

    asked on August 16, 2013
  76. chemistry

    you heat 4.31 grams of a nickel 2 phosphate hydrate. You heat to a constant mass of 3.09 grams. What is the formula of this hydrate?

    asked on April 11, 2013
  77. MATH

    I have a test in about an hour and a half and am having some difficulty on the review the teacher gave us to help us prepare. Any help would be great! *Convert the polar equation to a rectangular equation. rsin(theta - Pi/4) =5 -The answer is given as y=

    asked on April 4, 2013
  78. AP Physics B

    A soap bubble of index of refraction 1.43 strongly reflects both the red and the green components of white light. What minimum film thickness allows this to happen? (In air,the wavelength of red light is 703 nm, of green light 502.143 nm.) Answer in units

    asked on February 19, 2013
  79. AP Physics

    Momentum One of those Civil War cannons is fired. The Cannon has a mass of 873kg It fires a 35.0kg cannon ball at a velocity of 145 m/s at an elevation angle of 35.0 degrees. The length of the barrel is 2.10m. (a) What is the recoil velocity of the

    asked on January 8, 2013
  80. chemistry,science

    how were volcanoes formed ?

    asked on December 22, 2012
  81. Math

    Find all real solution of the equation sin^2x = -2+2cosx

    asked on December 4, 2012
  82. Math

    Find all solution of the trigonometric equation 3cosθ-√3=0 for θ in degrees.

    asked on December 4, 2012
  83. AP Physics B

    A penny of mass 3.1g rests on a small 28.2g block supported by a spinning disk of radius 12cm. The coefficients of friction between the block and disk are .73 (static) and .64 (kinetic) while those for the penny and black are .6 (static) and .45 (kinetic).

    asked on November 9, 2012
  84. AP Physics B

    An air puck of mass 0.102 kg is tied to a string and allowed to revolve in a circle of radius 1.06 m on a horizontal, frictionless table. The other end of the string passes through a hole in the center of the table and a mass of 0.78 kg is tied to it. The

    asked on November 9, 2012
  85. chem

    How many milliliters of 4.80 M HCl are required to react with 110 mL of 1.48 M Al(OH)3? Al(OH)3(s) + 3HCl(aq)to AlCl3(aq) + 3H2O(aq)

    asked on November 8, 2012
  86. AP Physics B

    A 0.408 kg puck, initially at rest on a horizontal, frictionless surface, is struck by a 0.0886 kg puck moving initially along the x axis with a speed of 3.14 m/s. After the collision, the 0.0886 kg puck has a speed of 2.14 m/s at an angle of 38◦ to the

    asked on November 1, 2012
  87. AP Physics B

    A 2189 kg car moving east at 9.73 m/s collides with a 3285 kg car moving north. The cars stick together and move as a unit after the collision, at an angle of 35.7◦ north of east and at a speed of 4.79 m/s. What was the speed of the 3285 kg car before

    asked on November 1, 2012
  88. AP Physics B

    A gadget of mass 17.85 kg floats in space without motion. Because of some internal malfunction, the gadget violently breaks up into 3 fragments flying away from each other. The first fragment has mass m1 = 4.12 kg and speed v1 = 3.57 m/s while the

    asked on November 1, 2012
  89. english

    instead of hiring a lawyer, the defendant will__________ to plead her own case in court.

    asked on October 30, 2012
  90. TRIG

    An airplane flying at 550 miles per hour has a bearing of 53°. After flying for 2.5 hours, how far north and how far east will the plane have traveled from its point of departure? I'm having a REALLY hard time with this one. I don't know what I'm doing

    asked on October 16, 2012
  91. TRIG.

    From a point 50 feet in front of a church, the angles of elevation to the base of the steeple and the top of the steeple are 35° and 47° 20', respectively. Find the height of the steeple. I missed class this day and have no idea how to go about this

    asked on October 15, 2012
  92. TRIG

    A circular power saw has an 8-1/2 inch diameter blade that rotates at 4400 revolutions per minute. a)Find the angular speed of the saw blade in radians per minute. b)Find the linear speed in feet per minute of one of the 24 cutting teeth as they contact

    asked on September 23, 2012
  93. daily word promblems

    The line for the cake walk was one-third the length of the line for the hoop shoot if there were 12 people in line for the hoop shoot how many people were in for the dunking machine?

    asked on September 5, 2012
  94. CHEM

    A student used 10 mL water instead of 30 mL for extraction of salt from mixture. How may this change the percentage of NaCl extracted? My book says: % NaCl= (grams of NaCl / total grams of mixture) x 100 What I don't get is if it does change the

    asked on September 4, 2012
  95. Chemistry

    What is the specific gravity of alcohol having a density of .79 g/mL?

    asked on September 4, 2012
  96. math

    The relationship described below can be modeled using an equation. Identify the variables and write an equation to solve the questions below. Number of Credits Fees 3 2000 6 2600 9 3200 12 3800 15 4400 a) Write an equation to calculate the fees F when the

    asked on September 1, 2012
  97. Physics

    A speeder passes a parked police car at a constant speed of 31.8 m/s. At that instant, the police car starts from rest with a uniform acceleration of 2.74 m/s 2 . How much time passes before the speeder is overtaken by the police car?

    asked on September 1, 2012
  98. P

    A driver in a car traveling at a speed of 56 mi/h sees a deer 91.2 m away on the road. Calculate the magnitude of the acceleration necessary for the car to stop just barely missing the deer (assuming that the deer does not move in the meantime)

    asked on September 1, 2012
  99. Physics

    A man jogs at a speed of 1.7 m/s. His dog waits 2.5 s and then takes off running at a speed of 4.1 m/s to catch the man. How far will they have each traveled when the dog catches up with the man? help me set up the equations please!

    asked on August 24, 2012
  100. Chemistry

    A radiator is to be protected against freezing to -20f. Calculate the volume of C2H4(OH)2 ethylene glycol per liter of water. Density of glycol is 1.11 g/ml

    asked on July 23, 2012

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