Questions Asked on
November 18, 2008

  1. chem

    What is the wavelength of light associated with the radiation of 7.26 x 10-19 J/photon? (h = 6.63 x 10-34 J • s)

    asked by trevor
  2. Physics

    Europa, a satellite of Jupiter, appears to have an ocean beneath its icy surface. Proposals have been made to send a robotic submarine to Europa to see if there might be life there. There is no atmosphere on Europa, and we shall assume that the surface ice

    asked by Andrea
  3. Chem

    A sample of 2-butanol has a specific rotation of 3.25. Determine the % ee and molecular composition of this sample. The sepcific rotation of pure (+)-2-butanol is +13.0. is it (3.25/13.0)x100%= 25%... i'm a little confused on the molecular composition

    asked by Jason
  4. Anatomy and Physiology

    What is the difference between conduction and transmission of an impulse?

    asked by Goof
  5. english 3 honors

    what are subordinate, adverb, adjective, and noun clauses?

    asked by britt
  6. Math

    Decide wheather the pairs of lines is parallel, perpendicular, or neither 4x+2y=6 2x-4y=4

    asked by Bryan
  7. maths- arithmetic

    The average weight for a group of 20 women is 130 pounds.If the average weight for 3/4 of these women was 140 pounds,what was the average weight,in pounds,for the rest of thee women?

    asked by Kwaku
  8. history

    Most of the Declaration of Independence was the work of ......? John Adams. Ben Franklin. Thomas Jefferson. Sam Adams. im thinking John Adams but not sure??

    asked by AK
  9. English

    Need help withe "Who" and "Whom" I have no clue as to which do I use when. I know you use who as a subject pronoun. And use whome as a object pronoun. But I just can't figure when to use which. Any insight would be helpful.

    asked by Larry
  10. chem

    What is the boiling point of water at an elevation of 1.55×10^4 ft ? The atmospheric pressure at sea level is 760mmHg . This pressure decreases by 19.8mmHg for every 1000-ft increase in elevation. The boiling point of water decreases 0.05 degrees celsius

    asked by tomi
  11. chem

    What is the energy of one mole of photons with a wavelength of 375 nm? (h = 6.63 x 10-34 J • s, N = 6.02 x 1023) A. 5.30 x 10-19 J B. 2.39 x 105 J C. 2.66 x 10-18 J D. 5.30 x 105 J E. 1.60 x 106 J

    asked by trevor
  12. MATH

    I am a 3 digit number dividible by 3. My tens digit is 3 times as great as my hundreds digit, and the sum of my digits is 15. If you reverse my digits, I am divisible by 6, as well as by 3. What number am I?

    asked by Tina
  13. language arts

    if i have the meaning of a word and not the vocabulary word, how do i find the vocabulary word?

    asked by danara
  14. pre-calc

    A={3,4,5,6,7,8,9} B={4,6,8,10} C={8,9,10,11} find the indicated set if A¿B and AUBUC

    asked by Debbie
  15. algebra

    (x+f)+ 2=j solve for x

    asked by taylor
  16. algebra

    x(4-k)=p solve for k

    asked by taylor
  17. algebra

    7x+3y=m solve for y

    asked by taylor
  18. novel

    After the death of Curly in The Call of the Wild, Buck concludes that no fair play exists in his world and that he will never go down in a fight. The theme illustrated here is apparently derived from London's interpretation of

    asked by Courtney
  19. mircoeconomic

    Kate’s Katering provides catered meals, and the catered meals industry is perfectly competitive. Kate’s machinery costs $100 per day and is the only fixed input. Her variable cost is com-prised of the wages paid to the cooks and the food ingredients.

    asked by gabrielle
  20. preschool

    write down the name of five dimensionals shapes

    asked by shannon
  21. none

    Can you tell me all the words that have these letters in the words: aiigghknnstv

    asked by Pokey
  22. Economics

    The firm currently uses 70,000 workers to produce 300,000 units of output per day. The daily wage (per worker) is $100, and the price of the firm’s output is $30. The cost of other variable inputs is $500,000 per day. Although you don’t know the

    asked by Vision
  23. history

    when was willian (Bill) H. Gates born?

    asked by lili
  24. Statistics

    A study was conducted to estimate the mean amount spent on Christmas gifts for a typical family having two children. A sample of size 150 was taken, and the mean amount spent was $225. Assuming a standard deviation equal to $50, find a 95% confidence

    asked by Kennon
  25. math

    An artist draws a picture of a house with a rose bush in front.In his picture the rose bush is 1.5cm high and the house is 7.5cm high.In reality the rose bush is .75 meters high.How tall is the house(in meters)? HINT:set up proportion to solve.

    asked by Anonymous
  26. statistics

    How large a sample should be taken if the population mean is to be estimated with 99% confidence to within $72? The population has a standard deviation of $800.

    asked by Kennon
  27. chem

    i have to catogerize the list based on which is ionic, polar covalent, and nonpolar covalent 1.SI 2.HBr 3.HP 4.SO 5.BeF 6.BeCl 7.ScO

    asked by tomi
  28. functions

    approximate to the nearest hundredth the smallest positive x-intercept of the graph of x^4-5x^3+3x^2-9?

    asked by jerson
  29. 12th grade calculus

    your operate a tour service that offers the following rate: $200 per person if 50 people (the minimum number to book the tour) go on the tour for each additional person, up to a maximum of 80 people total, the rate per person is reduced by $2 it cost $6000

    asked by dt
  30. Science

    how could you identify a pure metal if you have a balance, a graduated cylinder and a table of densities for metals?

    asked by Jacob
  31. 4th grade Math

    What does it mean when you are asked to find the product of two numbers?

    asked by Sid
  32. Science

    Why is Nitrogen important for Amino Acids?

    asked by Amy
  33. e sci

    what is the other name for texture ???

    asked by Anonymous
  34. Math

    find the values of a and b given that matrix A= [a -4 -6] [-8 5 7] [-5 3 4] is the inverse of matrix B = [1 2 -2] [3 b 1] [-1 1 -3] It would really help if you showed how you did it. Thanks a lot!

    asked by Katherine
  35. economics

    Assume that the demand for gasoline is inelastic. The government imposes a sales tax on gasoline. The tax revenue is used to fund research into clean fuel alternatives to gasoline, which will improve the air we all breathe. a. Who bears more of the excess

    asked by laila
  36. English

    The pronoun antecedents are unclear in the following sentences. Underline the pronouns in each, then rewrite the sentences so the antecedent is clear. --------------------------------------- 1. I really like reading mystery novels, but I like reading

    asked by John
  37. Speech

    Why people are so materialistic??

    asked by Alicia
  38. English

    I have to write a interpeting atory paper on Sunday in the Park in my texted book. My three reasons are: Reason 1: she sees everything that her father does and expects her husband to do the same. Reason 2: views on men in society Reason 3: men are the head

    asked by Amanda
  39. CRT 205

    Describe a time whe your moral values influenced the way you responded to an issue. What differences did you notice between your logical reasoning process and your moral reasoning process?

    asked by Denise
  40. 3rd grade

    The Pilgrims were seeking freedom

    asked by erica
  41. please help statics

    I have to come up with a statics problems. i have to make up a problem and take photos that includes a frame or machines. Machines, like those tractor machines or amusement ride. For a frame though, is a step stool that folds considered as a frame. The

    asked by jen
  42. MacroEconomics

    Why might discretionary countercylical fiscal policy actually be destabilizing to the economy?

    asked by Jenny
  43. English

    Where is the comma in this sentence? Well Deborah sighed "the parade is over."

    asked by Dawn
  44. english

    i need ideas on why tape recording someone without their knowledge is wrong and immoral. i already have right to privacy (the fourth amendment)

    asked by kayla
  45. Math

    I am a 3 digit number less than 300. I am divisible by 2 and 5, but not 3. The sum of my digits is 7. What number am I?

    asked by Tina
  46. Social Studies

    What was America like when Franklin Roosevelt was born? He was born in 1882

    asked by ty
  47. physiology

    You are a physiologist on a space flight to a distant planet. You discover aliens inhabiting the planet and they are willing to submit to your tests. You discover that the aliens kidney handles the sugar alcohol mannitol just like our kidneys handle

    asked by Erika
  48. pigskin geography

    What are the answers to the Pigskin Geography for the games played on November 16, 2008.

    asked by desiree
  49. chemistry

    I will like to know what I am doing wrong in calculating the energy difference when there is a transition of n=3 to n=2 for 1 mol of hydrogen atoms because I keep on getting 1.82*10^(5). Thanks

    asked by rosa
  50. math

    a ball is dropped from a height of 5m. after each bounce, the ball rises to 45% of its previous height. what the total vertical distance that the ball has travelled after it has hit the ground for for the 6th time? what are the formulas? because the ball

    asked by tee
  51. 5th grade

    why are all prime numbers, besides 2 odd?

    asked by gabe
  52. history

    The decisive battle of French and Indian was was the battle of Ft.Necessity. Is that information right or wrong??

    asked by AK
  53. Money

    Is Money everything?

    asked by Alicia
  54. DQ

    Determine which factors may explain that most of the higher per-pupil expenditures are found in the Northeastern and upper Midwest states and the lower per-pupil expenditures are found in the South and West. In your opinion, what needs to happen to create

    asked by rudy
  55. 7th grade

    Who is Ra the king of the gods?

    asked by sha
  56. Math

    How would I use Distributive property to rewrite each expression then solve 35 x 21

    asked by Rebekah
  57. pre-calc

    the sum of the two squares of two consecutive even integers is 1,648. what are the integers?

    asked by Allie
  58. English

    What is a sentence with the word brothers

    asked by jean
  59. English

    What is a sentence with the word uncles.

    asked by jean
  60. French for Anonymous/E.G.

    If you go back before the "repost" I found the first post just now! There is an answer there. Sra (aka Mme)

    asked by SraJMcGin
  61. algebra

    ax-b=c solve for x

    asked by taylor
  62. Precalculus with applications

    Determine whether the system of inequalities is infeasible, has alternate optimal solutions, or is unbounded for the function f(x,y)=2x+y

    asked by Laura
  63. Language Arts

    What is the root word of "solitary"?

    asked by Cole
  64. calculus

    solve 4x^3-6x+2=0 for all x

    asked by alice
  65. college application

    How do I answer "Describe any foreign travel experience you've had." I have never been outside of the country. Thanks!

    asked by EV
  66. Physics

    A 0.250 kilogram box has a speed of 2m/s when it is 1.2 meters from a second mass. It is sliding on a table with a coefficient of friction of 0.20. The box collides and sticks to a 0.5kg box that sits on the end of the table, causing the boxes to fall. How

    asked by Dan
  67. argumentation and debate

    What is meant by "rhetorical competence"?

    asked by klarmaesen
  68. Basic Math

    What are some practical applications for fractions in your daily life?

    asked by A.W.
  69. music

    what about the songs download here, i mean do they contain virus? Has anyboby ever downloaded any song from here?

    asked by Anonymous
  70. precalculus

    a ski slope on a mountain has an angle of elevation of 25.2 degrees. the vertical height of the slope is 1808 feet. how long is the slope?

    asked by Tati
  71. algebra

    15x=1=y sole for x

    asked by taylor
  72. algebra

    xy+z=9 solve for y

    asked by taylor
  73. ETH

    How do you feel about bilingualism in education and politics in the United States

    asked by NaNa
  74. algebra

    4(c+3)=t solve for c

    asked by taylor
  75. Maths/Physics

    Is it possible to share a four fingered Kit Kat equally between 5 people if you can only break any one piece in half? Prove whether it is possible or impossible.

    asked by Louis
  76. algebra

    2x+b=c solve for x

    asked by taylor
  77. algebra

    x(1+y)=z solve for x

    asked by taylor
  78. algebra

    d=rt solve for r

    asked by taylor
  79. algebra

    A=h(a+b)/2 solve for h

    asked by taylor
  80. algebra

    C+fifth ninths(F-32)solve for F

    asked by taylor
  81. medical records

    when the computer service bureau destroys or erases medical records, should the erasure be verified by the bureau to the physician?

    asked by Anonymous
  82. english

    pls help in my research paper, i want to get your recommendations and comment as well as solution.. the title of my research is "causes why students are refraining from absences". now my problem is what is happen to the worldwide, national and local

    asked by vanie
  83. Geometry

    How can I prove a line is an altitude

    asked by Betsy
  84. algebra

    P=2l+2w solve for w

    asked by taylor
  85. English

    What is a sentence with the word sisters'?

    asked by jean
  86. Math

    For the harmonic potential V(x,y) = x^2 + y^2 a) Find the total differential, dV. For this I got dV = 2x.dx + 2y.dy b) Given that -dV = F(x).dx + F(y).dy, where F(x) and F(y) is the force in the x and y direction, respectively, write a differential

    asked by Beth
  87. algebra

    A=lw solve for l

    asked by taylor
  88. help pleasse

    Hi, could someone help me find links which explain the beliefs of The Vajrayana school? TIA!

    asked by Mae
  89. Minorities

    What is Affirmative action? I have always hear this term but I am not sure what it really means. Many said that is is legalized racism but still I need a more define concept, something easier to understand.

    asked by Bridgett
  90. Reading

    I forgot my "Dear Mr. Henshaw" book in school. What happened in the diary on the following dates. March 20, March 24 through 26 and March30??

    asked by Dean
  91. 8th grade science

    explain that gravitational force is the dominant force determining motions in the solar system and in particular keeps the planets in orbit around the sun

    asked by aaron
  92. math

    input (X) and output (Y) 1 8 2 14 3 ? 4 24 5 28 6 34 What is a function rule that expresses these relationship?

    asked by donna
  93. economic

    Do a google search on the concept of a “flat tax.” Explain how this tax scheme works and does it meet the criteria of tax efficiency and tax fairness/equity?

    asked by laila
  94. mircoeconomic

    Lakshani has $5 to spend on pens and pencils. Each pen costs $0.50 and each pencil costs $0.10. She is thinking about buying 6 pens and 20 pencils. The last pen would add five times as much to her total utility as the last pencil.

    asked by lisa
  95. mircoeconomic

    Lakshani has $50 per season to spend on tickets to foot-ball games and tickets to soccer games. Each football tick-et costs $10 and each soccer ticket costs $5. She is thinking about buying 3 football tickets and 2 soccer tickets. Her marginal utility from

    asked by lisa
  96. economics

    Provide a real-world example of a product (a good or service) that has either an external cost or external benefit associated with it and propose a government policy to adjust for the over- or underproduction of this product.

    asked by laila
  97. 5th grade math

    can anyone solve this problem for me? 2cm 72mm + 69 mm =_________

    asked by Bella
  98. geometry

    How are proportions solved when brought out in word problems?

    asked by brooke
  99. medical

    a patient doesnt want her violent boyfriend to know that she is gtting an abortion, so she asks dr to send all communications to post office box, what should dr do and what is his legal basis. she tells him that it will endanger her if he does can any on

    asked by uknown
  100. social studies

    what are some bad points for democracy?

    asked by tegan
  101. mircoeconomic

    For each of the following situations, decide whether the bundle Lakshani is thinking about consuming is optimal or not. If it is not optimal, how could Lakshani improve her over-all level of utility? That is, determine which good she should spend more on

    asked by lisa
  102. Health Care

    What do you see as the purpose of health insurance? Should there be limits on the amount of healthcare provided? If yes, what criteria should we use to ration health care? If no, how should healthcare be financed so that everyone has access?

    asked by Anonymous
  103. chemistry

    how do you write the formula for an oxoacid..for example bromic acid?

    asked by sylvia
  104. English

    Three examples of how virtue may be used in everyday life? Would: My friend was very virtue today, be a good example? Are there other examples I could put? Four words that virtue can replace in everyday life? Would Happy, Excited work? what are two other

    asked by Lily
  105. math

    what is 22% of 220

    asked by kylee
  106. Math

    Find an equation of the line having the given slope and contaning the given point. m=5, (5,2)

    asked by Bryan
  107. math

    75 is what % of 80

    asked by kylee
  108. photography

    i have to take a roll of film for photography on things that represent me or a "self portrait" project. the problem is, it gets dark outside really soon after i get out of school so it is dark and i am moving in two days so most of my house is packed up.

    asked by christina
  109. chem

    An optical rotation study gives a result of alpha=+140 degrees. Suggest a dilution experiment to test whether the result is indeed +140 degrees, and not -220 degrees. -could polarimetry experiment be used to find the r and s isomer?

    asked by Jason
  110. unscramble words

    can you help unscramble these; DAUATSLFRI DDCNEEODVNIROFA KEAILBTSD they have a thanksgiving theme

    asked by matt
  111. Algebra

    I need to find the slope-intercept equation of the line that has the given characteristics. Slope 6 and y-intercept (0,5)

    asked by rerewill
  112. biology

    what is mphase

    asked by breezy
  113. algebra

    I need to find the slope and y-intercept of 6y+2x+2=6+2x

    asked by rerewill
  114. Physics

    Three arrows are shot at different angles. A red arrow is shot at 30degrees, a blue arrow is shot at 45degrees, and a yellow arrow is shot at 60degrees. A) Which arrow goes the farthest? B) Which arrow goes the highest? C) Which arrows go the same

    asked by Anonymous
  115. Chemistry

    What is another name ordiagram of 2-butene and hydroiodic acid. Any help would be greatly appreciated.

    asked by George
  116. algebra

    find the slope of the points (-7,-3) and (-13, -9)

    asked by rerewill
  117. Cultral Diversity

    I need some help with some example where it would be legitimate in stereotyping and grouping?

    asked by Nikia Walker
  118. Environmental Science

    Can human harvest forest resources in an environmentally friendly way? Or should national forest be left in their natural state in which resources are not used to benefit humans? What are some examples to defend it?

    asked by Nikia Walker
  119. Algebra

    we are doing sloving system of linear equations by substituting 1)y=5x 2x+3y=34 i got (2,10) 2)x=4y 2x+3y=44 i got (16,4) 3)x=4y+5 x=3y-2 i got (-23,-7) 4)y=2x+3 y=4x-1 i got (2,7) 5)4c=3d+3 c=d-1 i got (6,7)

    asked by Chris
  120. Math

    find the second derivative of ln(sinx) i worked this out and i got -tanx

    asked by Betsy
  121. Social Studies

    Describe how the strong United States action taken in Grenada was an attempt to redress an earlier American policy failure in Cuba.

    asked by Audrina
  122. math

    Shawn started his car (automatic shift),drove 8km and spent 2 minutes at a stoplight.Rachel (driving manual shift) started her car and drove 9km with no stops.Who used more gas?

    asked by Anonymous
  123. geography

    What body of water is between Alaska and Siberia?

    asked by Sam
  124. Chemistry *Urgent*

    The maximum number of electrons that can occupy ONE f orbital is: A. 14 B. 6 C. 2 D. 18 E. 10 Wrong Points Earned: 0/2 Your Response: A Seriously can't an f orbital hold 14 electrons?

    asked by Trevor
  125. chem

    The normal boiling point of water is 100.00 degrees celsius and the enthalpy of vaporization at this temperature is 40.657kj/mol. What would be the boiling point of water if it were based on a pressure of 1 bar instead of the standard atm?

    asked by tomi
  126. algebra

    2a^2+5a-3=0 solve by factoring

    asked by Tiffiany
  127. algebra

    Truck A leaves a truck stop traveling at 80 km/hr. Four hours later, truck BB leaves the same truck stop traveling in the same direction at 90 km/ hr. How long does it take truck B to catch up to truck A?

    asked by sydneeey
  128. Chemistry

    I don't know why these aren't posting? Can someone please explain this to me? The maximum number of electrons that can occupy ONE f orbital is: A. 14 B. 6 C. 2 D. 18 E. 10 Wrong Points Earned: 0/2 Your Response: A

    asked by Trevor
  129. microeconomic

    a. Calculate the total cost, the average variable cost, the aver-age total cost, and the marginal cost for each quantity of output. b. What is the break-even price? What is the shut-down price? c. Suppose that the price at which Kate can sell catered meals

    asked by gabrielle
  130. FRENCH

    Pourquoi dit-on "écrire DE la main gauche" et ne pas "écrire AVEC la main gauche"? Merci beaucoup!

    asked by E.G.
  131. math

    Shawn started his car(automatic shift),drove 8km and spent 2 minutes at a stop light.Rachel(driving a manual shift) started her car and drove 9km with no stops.Who used more gas? table of gas usage automatic manual idiling:.16L/min .16L/min starting:0.05L

    asked by Anonymous
  132. math

    it takes janet 9 hours to do a task and it take jancie 10 hours to do the same task how long will it take both of them to do the task together

    asked by alex
  133. social studies

    why does America get lots of energy, while older countries get less?

    asked by Melanie
  134. algebra

    continued 4c=3d+3 c=d-1 i got (6,7) x=1/2y+3 2x-y=6 i got no solution 8x+2y=13 4x+y=11 i got no solution 2x-y=-4 -3x+y=-9 i got (13,30) 3x-5y=11 x-3y=1 i got (7,2)

    asked by Chris
  135. statistics

    When a (1 - )100% confidence interval is formed for , what is the probability that the interval will not contain within its limits?

    asked by Kennon
  136. Social Studies

    Should nations pursue goals of international cooperation to ensure security?

    asked by Kat
  137. social studies

    Can anyone answer any of these questions....? I'm not very associated with the Chicago area.. - What site is near or at the Chicago River today? - How is the area from Lake Michigan to the Chicago River important today? What was the problem with the area

    asked by andrew
  138. Math

    The firm currently uses 70,000 workers to produce 300,000 units of output per day. The daily wage (per worker) is $100, and the price of the firm’s output is $30. The cost of other variable inputs is $500,000 per day. Although you don’t know the

    asked by Randy Tan.
  139. English

    Okay, this is the work I have done so far. I need to know whether I'm doing this correctly or not. Please tell me wheather they are correct or not. 1. Who is that man? 2. Who made the first moon landing? 3. Whom did the instructor invite to speak to the

    asked by Larry
  140. social studies

    In 1867 What did Congress decide about the southern states that ad not been readmitted to the union? Was it that they were supervised by military officers? thanks

    asked by James
  141. social studies

    Radical Republicans believed that former slaves should _______________. be granted citizenship but cannot vote? is that correct? thanks in advance.

    asked by James
  142. social studies

    Who was the Senate leader of Reconstruction?

    asked by Alec
  143. thanks

    i never get help for any questions on this website.

    asked by 4 nothing
  144. assortment

    I realize that these are diverse in nature, but I do attend a liberal arts institution. Well, I have three matters that are not pressing in nature but rapidly will become important. I may have to return here after refining these. So, here we go: 1) Are

    asked by Brandon
  145. Help?

    I thought that when you asked questions on here they would try to help you figured out the answer, i know there not supposed to tell you the answer, but i mean why do some people just say look it up on google? Isn't that kind of defeating the purpose of

    asked by No
  146. Physics

    Samma Sosa hit a ball at 40 m/s at a 22 degree angle. Find the following: Time the ball was in the air Horizontal distance Maximum height of the ball

    asked by Anonymous
  147. social studies

    during reconstruction which group of americans in the south support the democratic party? scalawags, african americans, rich landowners, carpetbagges.

    asked by George J.
  148. 3rd grade grammar

    people work in the lot on saturday proper noun or common noun

    asked by Anonymous
  149. MATH

    1))ten to the seventh power= 8^7 base 8 exponent 7. key Sequence: 8^7=2,097,152 2))ten to the six power= 10^6 base is 10 exponent 6 key sequence: 10^6=1,000,000 3))nine to the fourth power 9^4 base is 9 exponent is 4 key sequence:9^4=6,561 thanks i need

    asked by Wendy
  150. social studies

    i dun get this. ulysses s grant lost his popularity with voters as a result of a. desire for reconciliation between north and south b.lack of work to the reconstruction c.presidency scandals d. dissatisfaction with the republican party.

    asked by Alec
  151. 3rd grammar

    when Leslie comes to the lot she brings her baby- common or proper noun

    asked by Anonymous
  152. Physics

    A ball of mass 3kg is tied to a rope with a length of 1.3m. If the ball is spun at a rate of 300rpm's, find the tension on the rope, the centripetal force, and the centripetal acceleration. Please help, I have a test on it tomorrow.

    asked by Kiley
  153. SCIENCE!!!

    Do leaf tissues and root tissues look alike? If not why?!?

    asked by Ella
  154. physics

    Ethyl alcohol flows through a horizontal tube of diameter 2.96 cm that is joined to a second horizontal tube of diameter 1.50 cm. The pressure difference between the tubes is 7.41 kPa. What is the speed of flow in the first tube?

    asked by Sandhya
  155. biology

    I do lab biology and we are doing a project where we have a variable and see how it affects things, but I'm struggling with findin an interesting idea for a project to do. It can be on practically anything. I've thought about something to do with brewing

    asked by Anonymous
  156. 12th Calculus

    it cost you c dollars each to manufacture and distribute backpacks. if the backpacks sell at x dollars each, the number sold is given by n=(a/x-c)+b(100-x) where a and b are certain positive constanst. what selling price will bring a maximum profit?

    asked by elley
  157. English

    Is there any easy way to figure out how to identify participial phrases? I need to find them in my homework sentences and am having a hard time determining if I am identifying the right phrases or not.

    asked by Lisa
  158. calculus and geometry

    how close does the semicircle y=radical(16-x^2) come to the point (1,radical3)?

    asked by tt
  159. English

    Okay, sorry to have to ask again. But, which ones are correct? 1. Whom would you choose as the winner? 2. Who gets the reward? 3. Who will be staying with you this summer? 4. Whom will you contact at headquarters? 5. Who is available to babysit for me on

    asked by Larry
  160. Arithmetic

    How can we put parentheses around the following expression so that the answer is 105? 9 + 8 x 7 - 6 x 5 + 4 x 3 + 2

    asked by Sonya
  161. 12th Calculus

    the sum of two nonnegative numbers is 20. find the number if a. the sum of their squares is as large as possible; as small as possible b. oen number plus the square root of th eother is as large as possible; as samll as possible

    asked by dt
  162. accounting

    Explain each step of the accounting cycle. Describe at least one transaction that would occur at the company you selected in each of these steps.

    asked by Anonymous
  163. Finance and Managment

    Critically explains the concept of maximising shareholder wealth with alternative approaches?

    asked by Nikky
  164. 12th Calculus

    suppose that at any tiem t(sec) the current i(amp) in an alternating current circuit is i=2cost+2sint. What is the peak (largest magnitude) current for this circuit?

    asked by ee
  165. in/out function rule

    this is a sped class. how or how is easiest to teach them?

    asked by rick
  166. science

    Substance shaped in a cube of length 2 cm. The cube's mass is 24 g. What is the density of this substance?

    asked by Chase
  167. writing

    Post your response to these questions: How do you spend most of your time? Do you think that your time is managed effectively? Explain your reasons.

    asked by dee
  168. english

    i need ideas on why tape recording someone without their knowledge is wrong and immoral.

    asked by kayla
  169. Financial management

    evaluates investment opportunities using payback. The finance director who has been with the company since its formation in 1975, has recently heard that this method may not be the best for evaluating long term projects. You have been brought in to advise

    asked by David
  170. Fundraisers

    We are trying to raise money in our high school for children with cancer. Do you have any suggestions as to what we should do? -Dance -Concert -Bake Sale ...anything else??? can you please help! thanks! (IK this isnt hw)

    asked by Kristin
  171. Chem.

    How would one cheak if the water they are drinking is clean?

    asked by Lena
  172. Calculus

    Show that y= x + sinx-pi satisfies the initial value problem dy/dx=1 + cos x, y(pi)= 0 i don't understand how to do this problem. i don't know where to begin.

    asked by Dan
  173. English

    Can someone tell me if I correctly identified and corrected the sentence with the misplaced modifier. original sentence I drank a cold glass of iced coffee for dinner today. corrected sentence cold modifies glass I drank a glass of cold iced coffee for

    asked by Johnny
  174. functions

    solve x^5-16=0 completely given that 2 solutions is 1 (hint there are 4 zeros)

    asked by jerson
  175. com 205 writing process

    Read the following discussion question response written by Owen, a fictional Axia student. Identify areas of vagueness and ambiguity and discuss how you could clarify the email’s message using the writing principles addressed in the text. Hi class, I

    asked by Lasoyna
  176. world history

    in mideieval city how do servants and apprentices fit into the eating schedule? how was an average toilet system?

    asked by jerson
  177. Criminal Justice 200

    How would one define crime and how would on say if it is consenus or conflict?

    asked by DJ
  178. calculus

    use the fundamental theorem to find the area under f(x)=x^2 between x=1 and x=4. how do i go about doing this? i know how to use my calculator, but it says to use the theorem so i'm not completely sure.

    asked by Kenneth
  179. Resume

    I recently asked a teacher for a letter of reccomendation for a program that i am applying for. She told me she would but she first she wanted a resume. I have no idea what she wants and i was wondering if anyone had a sample resume. Thanks

    asked by Amanda
  180. Zoology

    Im on the last 5 quiestions and I really just cant find them. 1. What makes and builds cells, if an animal does not get enough it cannot make skin cells, build muscle, or grow? 2. What helps with metabolism, determines how effectively the body uses food?

    asked by Sam
  181. math

    How else can you write x^2+4x-15?

    asked by Alice