Janet

Popular questions and responses by Janet
  1. Math

    An equation is given. (Enter your answers as a comma-separated list. Let k be any integer. Round terms to three decimal places where appropriate. If there is no solution, enter NO SOLUTION.) Find the solutions in the interval: √3tan(3θ)-1 Interval

    asked on April 27, 2019
  2. statistics

    Find sd. The differences between two sets of dependent data are -8, 4, -6, 10. Round to the nearest tenth. A.) 4.3 B.) 195.5 C.) 6.8 D.) 8.5

    asked on November 5, 2016
  3. Geomtric Series

    The midpoints of the sides of a series of a square of side 1 are joined to form a new sqaure. This procedure is repeated for each new square. a) find the sum of the areas all the squares b) find the sum of the perimeters of all the aquares

    asked on March 18, 2009
  4. Statistics

    The distribution of weekly salaries at a large company is reverse J-shaped with a mean of $1000 and a standard deviation of $370. What is the probability that the sampling error made in estimating the mean weekly salary for all employees of the company by

    asked on April 13, 2015
  5. Fashion

    Factors to consider when choosing methods of arranging fullness

    asked on April 16, 2019
  6. Math

    During her holiday, hannah rent a bike She pays a fixed cost of $8 and then a cost of $4.50 per day Hannah pays with a $50 note and receives $10.50 change. Calculate for how many days Hannah rents the bike ( simultaneous equation ) plz explain also

    asked on September 22, 2018
  7. Chemistry

    Which of the following solutions would have the highest osmotic pressure? 0.15 M KCl 0.2 M C6H12O6 0.2 M C12H22O11 0.2 M CH3COOH 0.15 M CaCl2

    asked on January 13, 2013
  8. geography

    why are fruit crops grown in mountain valley ? ( pakistan)

    asked on September 1, 2018
  9. Physics

    Which of the following is correct for the two coherent light waves to produce zero light?

    asked on May 31, 2013
  10. math

    a tennis racket costs $12 more then a hockey stick . if the price of the two is $31 find the cost of the tennis racket

    asked on September 15, 2018
  11. Language Arts

    1. Which of the following choices best describes the information given in a thesaurus? A. etymologies, or word origins and histories B. synonyms, often suggesting word connotations C. definitions of words with multiple meanings** D. pronunciations and

    asked on October 8, 2015
  12. History

    Which was expected of women in the early nineteenth century? (Points : 2) working to own property obeying their husbands teaching their daughters reading and math helping their husbands make economically sound decisions Is it b?

    asked on December 1, 2014
  13. math

    How many 1/4 cups servings are in 5/8 cup?

    asked on November 11, 2014
  14. Islam

    why has god repeatedly warned muslims against commiting shirk

    asked on August 24, 2018
  15. english

    write a story about someone who achieves "fifteen minutes of fame" plz someone give me suggestions , how to write it . what does this mean i cant get it .

    asked on August 12, 2018
  16. geometry

    In step 4 of the construction of a perpendicular line through a point, why must the compass point be placed on the points where the arc intersects with the original line? How would the construction be different if the compass point were placed at random

    asked on June 26, 2013
  17. Math

    A cow is tethered by a 110-ft rope to the inside corner of an L-shaped building, as shown in the figure. Find the area that the cow can graze. (Let a = 10 ft, b = 60 ft, c = 110 ft, d = 70 ft, and e = 60 ft. Round your answer to the nearest whole number.)

    asked on March 21, 2019
  18. World History

    How did people modify to their environment in the Mohenjo-Daro?

    asked on November 7, 2010
  19. math help

    At the first tri-city meeting, there are 8 people from town A, 7 people from town B, and 5 people from town C. If a council consisting of 5 people is randomly selected, find the probability that 3 are from town A and 2 are from town B.

    asked on December 5, 2009
  20. Mathematics

    Express each ratio as a fraction in its lowest terms 18hours to 2days

    asked on June 16, 2020
  21. calculus

    I solved this problem, can someone check it to make sure I did it right. There are two parts to this intrepation and estimate of the value. Let C(t) be the total value of the US currency (coins and banknotes) in circulation at time, t. The table gives

    asked on March 16, 2011
  22. Art

    a museum decides not to include a plain plastic mixing bowl in an exhibit of functional american kitchen art what statement best explains this choice A.The bowl is not functional art because it has no designs or patterns B.The bowl is not functional art

    asked on April 1, 2016
  23. Marketing

    Explain how a firm's objectives may affect its search for opportunities.

    asked on February 17, 2014
  24. trig

    City A is 300km due east of city B. City C is 200km on a bearing of 123¤ from city B. How far is it from C to A?

    asked on March 11, 2012
  25. Math

    1) use the half-angle formulas to determine the exact values of the sine, cosine, and tangent of the angle. 67 degrees and 30' Please explain!! I do not know how to start.

    asked on March 1, 2010
  26. math

    the result of multiplying a number by 3 and subtracting 5 is the same as doubling the number and adding 9 what is the number

    asked on September 15, 2018
  27. FURTHER MATHS

    The 8th term of a linear sequence is 18 and 12th term is 26.find the first term,common difference and 20th term

    asked on January 15, 2018
  28. ECE 203

    What is a great succinct introducation for assessment data to guide practice

    asked on January 13, 2015
  29. Algebra 1

    For each event,circle the most appropriate term. 21. Six friends go to a movie.How many ways can they sit in a row of six seats? counting principle,combination,factorial, or permutation

    asked on May 15, 2013
  30. Chen=mistry

    Sodium metal reacts violently with water to form NaOH and release hydrogen gas. Suppose that 3.00 g of Na reacts completely with 3.00 L of water and the final volume of the system is 3 L. What is the molarity M of the NaOH Solution formed by the reaction?

    asked on May 1, 2013
  31. calculus

    The length of a rectangle is decreasing at the rate of 2 cm/sec, while the width w is increasing at the rate of 3 cm/sec. At what rate are the lengths of the diagonals changing at the instant that l=15 cm and w= 8 cm? Are the diagonals increasing or

    asked on April 16, 2011
  32. Algebra

    Suppose H(x)=(sqrt5x+3). Find two functions f and g such that (fog)(x)= H(x) . f(x)= g(x)= Neither function can be the identity function. (There may be more than one correct answer.)

    asked on February 4, 2011
  33. geography

    explain the following term biomass

    asked on August 12, 2018
  34. science

    could you use potassium nitrate to test for fluoride in mouth rinse? Is potassium nitrate a water soluble.?

    asked on June 4, 2016
  35. science

    A locomotive train is on its way from Chicago, IL to Madison, WI. The trip is said to last 3.15 hours. When the train arrives in Madison the conductor notices it actually took them 3.26 hours. The train company prides itself on always having its trains to

    asked on June 4, 2016
  36. Health

    A pair of police officers broke up a high school party that had no adult supervision. They noticed most teens were talking really fast and excitedly, breathing quickly, and even one teen was having convulsions. When they called paramedics, which type of

    asked on November 12, 2015
  37. Computers

    1) What is the purpose of computer simulations? A. to provide virtual hands-on experience when actual hands-on experience is not possible*** B. to provide an online version of a printed text C. to provide clip art about the subject being studied D. to

    asked on February 24, 2015
  38. Math Probability dice roll

    two fair dice are rolled, find the A)odds of getting a 9 B) the odds against getting a 12

    asked on April 16, 2012
  39. 5th grade math

    A class consist of half as many boys as girls, if there are 14 boys how many girls are there

    asked on November 17, 2011
  40. chem

    24. Hydrogen peroxide can decompose to water and oxygen according to: 2H2O2 (l) + -----------> 2H2O(l)+ O2 (g) ^ H = -196 kJ What is the enthalpy change accompanying the reaction of 5.00 g H2O2 (l) according to the above mentioned reaction ?

    asked on March 23, 2011
  41. calculus

    Find the discontinuities of the given function. Classify them as a point discontinuity or a jump discontunuity. g(x)= x, x= -3

    asked on February 12, 2011
  42. Algebra

    The function g is defined by g(x)=3x^2+6. Find g(5y)

    asked on February 4, 2011
  43. microeconomics

    Suppose a firm produces output using the technology Q=K1/3 L2/3 Find a. The long run cost function b. The short run cost function if capital is stuck at 10 units. c. The profit maximizing level of output as a function of the price of the good, wages,

    asked on October 18, 2007
  44. Small business taxez

    Della purchased a warehouse on Feb. 25, 2017 for $350,000. $45,000 of the price was for land. What is her cost recovery deduction for 2017? How do I figure this??

    asked on March 24, 2018
  45. Psych

    the population of the world between 1960 and 2000: doubled tripled remained stable decreased by half (maybe this one?)

    asked on November 3, 2013
  46. algebra

    Completely factor the following expression.1.) 5c^2-24cd-5d^2

    asked on November 28, 2012
  47. Algerbra 1

    You have a coupon for $50 off your camera purchase of $100 or more at Zeke's Camera World. Write a function relating a camera's purchase price, y, to the retail price, x. Give the domain of this function.

    asked on November 14, 2012
  48. Calculus--Please help.

    I really need help, this is my second post. Information to solve problems Q=12L+29L^2-1.1L^3 Q= # of cars produced/year L=# of laborers used per year for production Each car sells for $125. $7000 per laborer per year is cost for labor and other consumable

    asked on April 21, 2011
  49. MATH

    Permutation For a segment of a radio, a disc jockey can play 7 songs. If there are 13 songs to select from, in how many ways can the program for this segment be arranged? Question # 2 A corporation has ten members on its board of directors. In how many

    asked on December 18, 2010
  50. English

    between hobbes and locke whose philosophy would creon follow ? antigone?

    asked on November 9, 2010
  51. Managerial Economics

    # of Fisherman Daily Tuna Catch 0 0 1 50 0.02 2 110 0.02 3 300 0.01 4 450 0.01 5 590 0.01 6 665 0.01 7 700 0.01 8 725 0.01 9 710 0.01 Suppose market price of tuna is $3.50/lb. How many fisherman should the company use if the daily rate is $100?

    asked on August 30, 2010
  52. Physical Science

    two people pull on separate ropes attached to a cart. the angle between the ropes is 90 degrees and one person pulls with a force of 200 newtons while the other pulls with a fore of 400 newtons. find the resultant force and direction using the

    asked on March 24, 2010
  53. Science

    1) How much more energy is released in a 5.0 magnitude earthquake than a 4.0 magnitude earthquake. I know that each unit of Richter magnitude equates to roughly a 32-fold energy increase and that the amplitude has a tenfold increase but I am still confused

    asked on February 28, 2010
  54. Earth Science(Please check)

    Around what tectonic plate are most of the worlds volcanoes located. The Pacific plate. Is this correct?

    asked on February 28, 2010
  55. Foundations of Business

    Describe what you consider the most effective behavior of entrepreneurs, managers, and employees.

    asked on February 1, 2010
  56. Gaussian Elimination/ Matrices

    Amanda, Bryce, and Corey enter a race in whic they have to run, swin, and cycle over a marked course. Their average speeds are given in the table below. Corey finishes first with a total time of 1h 45min. Amanda comes in second with a time of 2h 3min.

    asked on April 19, 2009
  57. chemistry

    how do u calculate the percentage of water of cystallisation in FeSO4.7H2O percent water= 7*molmassH20/molmassFeSO4.7H2O * 100 now to get the mole mass of FeSO4.7H2O * 100, it is the sum of the atomic mass of one Fe, one S, four O, 14H, and 7 O.

    asked on March 22, 2007
  58. english

    any exsample of someone who achieves fifteen minutes of fame

    asked on August 23, 2018
  59. biology

    what is the function of the digestive food secreted by the liver

    asked on August 18, 2018
  60. math

    a teacher teaches two class and each class contains 35 students. if she grade final exam at a rate of 15 minutes per exam. how many minutes will it take to grade all final . how many hours is this?

    asked on May 5, 2017
  61. Math

    Find the 12th term of the sequence-1/3,-5/6,-4/3,-11/6

    asked on October 17, 2016
  62. math

    a rectangular prism has a volume of 36 cubic units . write two different possible sets of dimensions for the prism

    asked on September 20, 2016
  63. Math

    Nell made a secret code. Each code word has 2 letters. Each word begins with a consonant and ends with a vowel. How many code words can Nell make with 3 consonants and 2 vowels?

    asked on October 22, 2015
  64. Statistics

    A variable is normally distributed with mean 68 and standard deviation 10. Find: a) The value that 85% of all possible values of the variable exceed. b) The two values that divide the area under the corresponding normal curve into a middle area of 0.90 and

    asked on April 13, 2015
  65. maths

    Pls how do I calculate 6.022 x 10 raised to the power 23 with other figures in a question?

    asked on April 11, 2015
  66. Geometry

    what is the length of base 1 and base 2 of a trapezoid with the midsegment 32 and the height 16

    asked on March 5, 2015
  67. Us History

    How had the American electorate changed by the election of 1828? Thanks to the suffragette movement, women in some states were eligible to vote. With landholding requirements still in place, fewer men were eligible to vote. With landholding requirements

    asked on November 18, 2014
  68. chemistry

    Which of the following solutions of glucose (C6H12O6) is isotonic with a 0.15 M NaCl solution? Question 24 options: 0.15%(w/v) 0.55%(w/v) 1.5%(w/v) 5.4%(w/v)

    asked on October 30, 2014
  69. algebra 2

    Multiply polynomials (ab-2)(ab+2)

    asked on September 30, 2014
  70. chemistry

    The reaction of 9.58 g of Carbon with excess O2 yields 8.90 g of CO2, what is the percent yield of this reaction?

    asked on September 24, 2014
  71. human development

    which one of the following expressions best illustrates overregularization?

    asked on January 31, 2013
  72. Medical coding

    What icd-9 procedure code is used for a hemilaminectomy medial facetectomy and foraminotomy?

    asked on November 18, 2012
  73. algebra 1

    Solve the following systems of linear equations using any algebraic method.If possible,check your solution. 1)2x+5y=3 X-3y=7 2) 3y=11-2x 3x=y-11 3)8x-6y=14 12x-9y=18

    asked on October 30, 2012
  74. algebra 1

    Natalie performs a chemistry experiment where she records the tenperture of an ongoing reaction.The solution is 93.5 C after 3 minutes;90 C after 5 minutes,84.8 C after 9 minutes; 70.2 C after 18 minute; 54.4 C after 30 minutes;42.5 C after 37 minutes; and

    asked on October 24, 2012
  75. algebra 1

    1. Solve the linear system using substitution. 4x-y=5 4x+4y=-4

    asked on October 23, 2012
  76. math

    Find the volume in cubic feet of the right rectangular prism measuring 3 1/2 by 8 feet by 2 3/8 feet

    asked on July 20, 2012
  77. algebra 1

    Label each statement true or false if false correct the underlined portion.If -4-5. If this is underlined |y+8|+2=6,then this not underlined y+8=_+4. Translate and solve. the absolute value of three times a number,n,is greater than 15.

    asked on July 13, 2012
  78. maths

    Please can you help me with this question? Choose the option which is a false statement: A arctan(tan2/3pi))=-1/3pi B arccos(cos(3/4pi))=3/4pi C sin(arcsin(-1/2pi))=-1/2pi D arcsin(1/2squareroot3)=1/3pi E arcsin(sin(3/4pi))=1/4pi F arccos

    asked on May 26, 2011
  79. Calculus

    THe demand funtion is modeled by D(q) = 56e^-0.000012q, where q is quantity and D(q) is price. What price will yield the maximum revenue? Prove this is a maximum using as qppropriate derivative test.

    asked on May 11, 2011
  80. Calculus

    Evaluate integral, don't use calculator. I'll use the S as the sign for integral S 4 sin (theta)d(theta) from pi/2 to pi I know the answer is 4 because I enter it in on my calculator, but don't know the steps to get to the answer. Please help.

    asked on May 9, 2011
  81. Calculus

    The area bounded between the line y=x+4 and the quadratic function y=(x^2)-2x. Hint: Draw the region and find the intersection of the two graphs. Add and subtract areas until the appropriate area is found. I found the intersection points as (-1,3) and

    asked on May 9, 2011
  82. Calculus

    Information to solve problems Q=12L+29L^2-1.1L^3 Q= # of cars produced/year L=# of laborers used per year for production Each car sells for $125. $7000 per laborer per year is cost for labor and other consumable materials. I attempted some parts of these

    asked on April 21, 2011
  83. Calculus

    Find any absolute max/min and local max/min for the function f(x)=x^3-4x+5 on the interval [0,5). Made sure to prove that these points are max/min values. This is what I did so far. f'(x)=3x^2-4=0 3x^2=4 x= 2/sqrt3 The -2/sqrt3 is outside of interval so

    asked on April 18, 2011
  84. Calculus

    Find any absolute maximum and minimum and local maximum and minimum for the function f(x)=x^3-4x+5 on the interval [0,5). Make sure to prove that these points are max/min values. THis is what I did. f'(x)=3x^2-4=0 x= +/- 2/sqrt3 -2/sqrt3 is outside of

    asked on April 17, 2011
  85. math

    i am a relflex angle. all the digits in my angle measure are even. all of my digits are different. all three of my digits are factors of 8. my tens digit is greater than my one digit. what is my measure?

    asked on April 4, 2011
  86. chemistry

    24. Hydrogen peroxide can decompose to water and oxygen according to: 2H2O2 (l) + -----------> 2H2O (l) + O2 (g) ^ H = -196 kJ What is the enthalpy change accompanying the reaction of 5.00 g H2O2 (l) according to the above mentioned reaction ?

    asked on March 23, 2011
  87. Physics

    Steel is very stiff, and the Young's modulus for steel is unusually large, 2.0×1011 N/m2. A cube of steel 25 cm on a side supports a load of 85 kg that has the same horizontal cross section as the steel cube. What is the magnitude of the "normal" force

    asked on February 25, 2011
  88. Calculus

    If a function f(x) is continuous, then what can be said about the value of the following limit lim-->2 [f(x) +4x]

    asked on February 13, 2011
  89. social studies- geography

    75% of the active volcanoes are found along the west coast of N. America and east coast of Asia to New Zealand and is often called:

    asked on January 17, 2011
  90. social studies-geography

    the st. lawrence seaway connects these two bodies of water

    asked on January 17, 2011
  91. English

    My son has to identify stressed syllables with an accent mark and boldface for example forgot,because,daughter.can you help me??

    asked on January 11, 2011
  92. Geometry

    How many lines of symmetry does the letter "X" have and how mnay lines of symmetry does a twelve sided cross figure have?

    asked on May 11, 2010
  93. Chemistry

    How much copper could be produced if 5.00g of iron was used with 16.00g of copper (II) sulfate pentahydrate?

    asked on March 20, 2010
  94. Science(Urgent)

    1) How much more energy is released in a 5.0 magnitude earthquake than a 4.0 magnitude earthquake. I know that each unit of Richter magnitude equates to roughly a 32-fold energy increase and that the amplitude has a tenfold increase but I am still confused

    asked on February 28, 2010
  95. Earth Science(Please help)

    1) How much more energy is released in a 5.0 magnitude earthquake than a 4.0 magnitude earthquake. I know that each unit of Richter magnitude equates to roughly a 32-fold energy increase and that the amplitude has a tenfold increase but I am still confused

    asked on February 28, 2010
  96. Earth Science(Please help)

    How much more energy is released in a 5.0 magnitude earthquake than a 4.0 magnitude earthquake? I know that a tenfold increase in wave amplitude equals an increase of 1 on the scale so 1 to 2 = 10times so does that mean that 2 to 3 would be 10 more times?

    asked on February 28, 2010
  97. Earth Science

    How much more energy is released in a 5.0 magnitude earthquake than a 4.0 magnitude earthquake? I know that a tenfold increase in wave amplitude equals an increase of 1 on the scale so 1 to 2 = 10times so does that mean that 2 to 3 would be 10 more times?

    asked on February 28, 2010
  98. Earth Science

    Around what tectonic plate are most of the worlds volcanoes located. The Pacific plate. Is this correct?

    asked on February 28, 2010
  99. 10th grade chemistry

    I need help on solving: How many grams of water are obtained if 487.8 grams of carbon dioxide are formed?

    asked on February 15, 2010
  100. Mythology

    What is hell called in celtic mythology? It isn't Tir na n-Og. And Sra, don't patronize me with a Google search.

    asked on December 6, 2009

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