1. Math

    How do you do this problem its a literal equation problem. S = 2πr2 + 2πrh

    asked by Carlos on September 18, 2016
  2. Algebra

    Given that f(x) = x^2 -3 and g(x) = 2x+1, find each of the follwing, if it exists. Problem 1 (f/g)(-root3) Problem 2 (g/f)(-1/2)

    asked by Laurie on June 11, 2009
  3. Algebra

    Given that f(x) = x^2 -3 and g(x) = 2x+1, find each of the follwing, if it exists. Problem 1 (f/g)(-root3) Problem 2 (g/f)(-1/2)

    asked by Laurie on June 11, 2009
  4. Math

    Write a word problem using 7 groups. Solve the problem

    asked by Anonymous on December 8, 2015
  5. Math 6th Grade

    2 1/4 r = 10 A. 4 3/4 B. 4 2/5 C. 4 4/9 I having a little bit of trouble on this problem. Can you show me how to solve the problem?

    asked by William Tran from Connexus on January 19, 2018
  6. Math

    I'm stuck on this 1 math problem. I've tried many ways to figure it out, but I can't. The problem is; 2(3x-5)>2x+6.

    asked by Janelle on February 15, 2008
  7. environmental science

    why is sewage a problem and how have human activities contributed to this problem?

    asked by dan on November 20, 2009
  8. Math

    Can you please helop with this problem? Solve this problem: -x/3 is greater than or equal to 2 Thank you

    asked by JulieAnne on September 7, 2010
  9. Solving rational inequalities

    problem #1 (1+x)/(2x+3) 2 graphically TIA please ignore this

    asked by Jen on February 7, 2007
  10. math

    can someone let me know if this is the correct answer for this problem.. (3+8)+2=(8+3)+2- would this problem be consired Associatve?

    asked by trina on January 30, 2010
  11. Algebra

    Write a story problem that is associated with this proportion, then solve your problem. 5/$21 =12/n

    asked by Kathy on March 9, 2018
  12. Math

    Write a story problem that is associated with this proportion, then solve your problem. 5/$21 = 12/n

    asked by Kathy on March 8, 2018
  13. Algebra correction

    The last one which you were asking where the b came from I typed the wrong problem sorry. the problem is 49-a^2b^2 Is the answer: (7+ab)-(7ab)

    asked by Rae Rae on April 5, 2009
  14. Basic Algebra

    I am having a hard time trying to figure out this problem, if someone could help me...I'd appreciate it: I have to solve the problem 7x-(6x+4)=4

    asked by Catherine on July 9, 2011
  15. Algebra

    Given that f(x) = x^2 -3 and g(x) = 2x+1, find each of the follwing, if it exists. Problem 1 (f/g)(-root3) Problem 2 (g/f)(-1/2)

    asked by Laurie on June 12, 2009
  16. math

    How can I solve this problem by subtract (1) -2.3-(-8.8) How can I sove this problem by multiply (2) (1.3)(10)(-4)

    asked by PJ on September 19, 2008
  17. math help

    This problem is a little different Simplify: ^5 sqrt symbol(x^7 y^4) How would I solve this problem?

    asked by Shawn on October 27, 2008
  18. math

    I've got a problem i need help on i need to find the proper comparison symbol the problem is xy yx

    asked by Amber on August 20, 2009
  19. Algebra1b

    Need help with problem -4x=8 Please show me how to work problem Well divide over the -4 so you can find x -4x=8 x= -2

    asked by Tim Helms on August 20, 2007
  20. maths

    Can any one help with the following please: Solve the initial-value problem: problem: dy/dx: 4(3cos(6x)-1)/1+2x-sin(6x) y=12 when x=0

    asked by Claire on February 8, 2011
  21. Math

    Can someone please work out the steps in solving this elimination problem. Thank you. The problem is x + 2y = -7 x - 5y = 7

    asked by Tyler on April 18, 2014
  22. Physics

    A baseball is his so that a travel straight upward after being struck by the bat. A fat observes that it takes three seconds for the ball to reach its maximum height. Find the balls initial velocity and the height it reaches. my professor showed a similar

    asked by Lauren on September 9, 2016
  23. chemistry!!!!!!

    What structure is common to all aromatic hydrocarbons? You must be referring to the benzene ring, either separately or in combination with alkyl groups or other aromatic structures. UM.. SORRY DrBob222 BUT i THINK IT IS JUST THE benzene! i DID SOME

    asked by rosable on June 16, 2006
  24. Calculus- answer check

    A brand new stock is also called an initial public offering. This model predicts the percent overvaluation of a stock as R(t)=9t((t-3)^3/2.718) where is the overvaluation in percent and t is the time in months after the initial issue. Use the information

    asked by Liz on May 20, 2014
  25. science!

    this question is not a question but 20 questions. i appreciate if you review all my answers, but i wont provide an answer for the last question (most probably since i didn't finish answering it or typing it out since i only have an hour to do that). now,

    asked by anon on September 9, 2015
  26. Chemistry-w/addition

    At elevated temperatures, SbCl5 gas decomposes into SbCl3 gas and Cl2 gas as shown by the following equation: SbCl5(g) SbCl3(g) + Cl2(g) (a) An 59.8 gram sample of SbCl5 (molecular weight 299.0) is placed in an evacuated 15.0 liter container at 182°C. 1.

    asked by Fred on January 15, 2011
  27. Algebra

    Rationalize V stands for square root 3/V2 3/V2 x V2/V2 = 3V2/V2V2= 3V2/V4 =3V2/2 Answer 3V2/2 6V2/V3 6V2/3 x V3/V3 =6V2V3/V3V3 = 6V6/3= 2V6 My book gives these two examples. In the first problem you multiply the 2 in the denominator and get 4. It the

    asked by G on June 20, 2009
  28. Calculus

    I'm having trouble trying to figure this problem out, I know the variables of the problem but I don't seem to get the right answer here is the formula that i'm using: A = P (1 + r/n)^n * t. Here is the problem: If Joe deposits $12,000 into an account that

    asked by Vesone on April 2, 2007
  29. Help Please!

    1) AMP -activated protein kinase (AMPK): Option A: is activated by both AMP and ADP. Option B: undergoes allosteric regulation. Option C: all of the choices are correct. Option D: adds phosphate groups to serines and threonines in other enzymes. 2) Which

    asked by Saki on September 12, 2016
  30. Cell Biology Help Please!

    1) AMP -activated protein kinase (AMPK): Option A: is activated by both AMP and ADP. Option B: undergoes allosteric regulation. Option C: all of the choices are correct. Option D: adds phosphate groups to serines and threonines in other enzymes. 2) Which

    asked by Saki on September 14, 2016
  31. AVID

    this is about cornell note taking...i'm done taking notes but i'm having trouble with the summary and the question area...i don't know what to ask ....for the question part...so can u help? The question area...put in a question that you think the teacher

    asked by Tally on September 7, 2006
  32. math 5TH GRADE

    write a story problem that represents each division expression.then solve the problem a. write a story problem that represents 528/24 divided

    asked by Arjel on November 2, 2010
  33. pre algebra

    Reiny can you please help with these 3 problem. 1. a1=-4;an-1-3 this is find the first five terms of the recursively defined sequence. Problem 2 and 3 is write the first terms of the explicitly defined sequence an=4n+2. problem 3 an=2(-3)n-1

    asked by mikey on November 2, 2017
  34. algebra

    Ok my math assignments look something ike this... The formula I=prt gives the amouunt of simple interest I earned by principal p at an annual interest rate r over t years. Solve this formula for p. B. Find p if r=0.035, t=4, and I=$420. c. Writing.. That

    asked by K8T on October 29, 2008
  35. business Maths

    Bill Moore is buying a used Winnebago. His April monthly interest at 10% was $128. What was Bill’s principal balance at the beginning of April? (Use 360 days a year. Do not round intermediate calculations. Omit the "$" sign in your response.)

    asked by Ekanki on April 24, 2012
  36. English / Grammar Check

    Can you please tell me if this sentence is in formal language and the grammar is correct? In the novel Manhattan Transfer, manifestation of the fake social face occurs. The characters use masks, because they have trouble trying to find their real self.

    asked by Unknown on October 12, 2009
  37. psychology

    When anxiety occurs in brief but very intense episodes that usually consist of a pounding heart, sensations of choking, shaking, and feelings of impending death, a diagnosis of ________ may potentially be made.

    asked by Anonymous on June 28, 2013
  38. chemistry

    Suppose that 0.450 of methane,CH4(g) , is reacted with 0.600 of fluorine, F2(g), forming CF(g) and HF(G) as sole products. Assuming that the reaction occurs at constant pressure, how much heat is released?

    asked by ricardo on October 24, 2012
  39. chemistry

    The redox reaction below occurs in acidic solution. Balance it with the smallest whole number coefficients and determine the coefficient for H+. MnO4-(aq) + HNO2(aq) ---> Mn2+(aq) + NO3-(aq) when i did it..i got the answer as1...but im not to sure..help?

    asked by John on November 8, 2009
  40. science

    Which of these is an example of a chemical reaction that occurs at a very fast rate? A: Rotting wood. B: An explosion. C: Photosynthesis. D: Iron rusting. I personally think it's A, but I'm not completely sure of my answer, which is why I referred to

    asked by boi on November 8, 2017
  41. economics

    Suppose you decide to elicit high CEO effort when and if good luck occurs by paying the bonus for $1 billion outcomes only. What criticism can you see with this incentive contract plan?

    asked by cindy on November 23, 2011
  42. Economics/Geography

    One of the stages of economic growth is capital intensive, where wealth is created through the efficient use of money and industrial manufacturing occurs. What latin american country fits into this stage & why?

    asked by Lindsey on November 24, 2011
  43. incentive contract

    Suppose you decide to elicit high CEO effort when and if bad luck occurs by paying the bonus for $1 billion outcomes only. What criticism can you see with this incentive contract plan?

    asked by Diane on December 16, 2011
  44. math,correction

    Is this correct or no. I need help in a couple of problems can someone explain them to me. Problem#1 directions: Factor each expression a^2(b-c)-16b^2(b-c) My answer is: (b-c)(a-4b)(a+4b) PROBLEM#2 dIRECTIONS: Find a value for k so that 2x^3-kxy^2 will

    asked by jas20 on February 24, 2007
  45. English

    Writeacher, I need your help to improve the questions below. I included part of the answers to make sense of the questions. Students should be able to develop their answers by writing ten-line paragraphs. 1) Describe the details of Winston Smith's life as

    asked by Henry2 on February 26, 2012
  46. spanish

    I want to write sentences about asking people questions. The questions have to do with the future, so in some sense I guess they are hypothetical. I want to know if that means that I use the (imperfect) subjunctive as hypotheticals--I think so, but I want

    asked by lee on February 6, 2012
  47. U.S. History (PLEASE HELP ME! I HAVE TO GO SOON!)

    Please help me answer the questions below. And yes, I have read the website links that you teachers provided for me. However, I am still struggling to answer these questions. 1. Name at least three key moments in the early 1800s when federal authority

    asked by Victoria on September 17, 2015
  48. Money and Banking

    One year ago, you bought a bond for $10,000. You received interest of $400 at the end of the year, as well as your $10,000 principal. If the inflation rate over the last year was five percent, calculate the real return.

    asked by Jaye on October 26, 2010
  49. Physics, Math, Electronics

    PROBLEM: A typical 12-volts battery is rated according to "ampere-hrs". A 70-Ampere-hour battery for example, at a discharge rate of 3.5-Ampere has a life of 20 hrs. Questions: a.) assuming the voltage remains constant, obtain the energy and power

    asked by Huck on September 23, 2009
  50. classical physics

    Question 14 Give reasons for the answers to each of the following questions: a) Can a normal force be horizontal? b) Can a normal force be directed vertically downward? c) Consider a tennis ball in contact with a stationary floor and with nothing else. Can

    asked by Pritesh on March 22, 2013
  51. Science

    Can someone please check my answers? I would greatly appreciate it. Thanks! 1. Which of the following inner planets has virtually no atmosphere? a. Mercury*** b. Venus c. Mars d. Earth 2. Which of the following statements about the inner planets is true?

    asked by Blair on February 18, 2016
  52. algebra

    How do I solve this problem? (4x + 2)(x-3)=0 Set 4x+2 = 0 and solve for x. set x-3 = 0 and solve for x. You will have two answers for x.

    asked by pat on May 4, 2007
  53. Math

    1: Goldbach's Conjecture is a famous conjecture that has never been proven true or false. The conjecture states that every even number, except 2, can be written as the sum of two prime numbers. For example, 16 can be written as 5+11. 1 a: Write the first

    asked by Jordan on October 9, 2017
  54. Biology

    21. The difference between autotroph and heterotroph is that a. heterotrophs must get energy from sources other than the sun b. heterotrophs can use chemical or light energy sources c. heterotrophs do not obtain energy from autotrophs d. all of the above

    asked by mysterychicken on January 21, 2010
  55. Math (advice)

    So in my calculus class we learned about implicit differentiation today. The professor would stop and ask if we had any questions, which was nice. I didn't ask any questions though, because I don't really like to ask questions during class. I didn't really

    asked by TayB on March 5, 2015
  56. science

    Define inductive reasoning. answering questions by analyzing specific observations and using them to come to a more general understanding doubting or not accepting conclusions or ideas until they have been adequately tested and verified answering questions

    asked by Bri on March 6, 2018
  57. science

    Define inductive reasoning. using general theories or principals to make predictions about more specific situations answering questions by analyzing specific observations and using them to come to a more general understanding doubting or not accepting

    asked by Bri on May 4, 2018
  58. science

    Define inductive reasoning. using general theories or principals to make predictions about more specific situations doubting or not accepting conclusions or ideas until they have been adequately tested and verified answering questions based on what can be

    asked by Bri on February 23, 2018
  59. science

    Define inductive reasoning. using general theories or principals to make predictions about more specific situations doubting or not accepting conclusions or ideas until they have been adequately tested and verified A? answering questions based on what can

    asked by Bri on February 23, 2018
  60. BioChem

    Write the chemical equation for the reaction that occurs when you add NaOH solution to NaH2PO4/Na2HPO4 buffer solution

    asked by Megan on March 23, 2012
  61. Anthropology

    Magic according to Malinowski in ( cited in “Baseball Magic “) occurs in response to : a)anger b)frustration C)anxiety d)social pressure e)none of the above

    asked by TAYLOR M B on December 15, 2011
  62. chem

    Liquid water has a density of 1.00g/mL at 10.0C and .996g/mL at 30.0C. Calculate the change in volume that occurs when 500mL of water is heated from 10.0C to 30.0C.

    asked by ESTR3LLA on November 15, 2010
  63. Science

    I am really having a hard time completing this question.. Punctuated equilibrium occurs over a relatively ______ period of time, usually as a result of a ________.

    asked by Ke'Aira on January 14, 2015
  64. science

    Explain how a mutation in an individual's DNA occurs, and describe the effect it may have on the individual's traits. Please make it quick and short.

    asked by Alexia on November 3, 2017
  65. Preocess analysis

    Calculate the enthalpy change that occurs when 1kg of benzene vapour at 150℃ and 100KPa condense to a solid at -20℃ and 100KPa

    asked by Teniola on July 10, 2018
  66. Probability and statistics

    10. The mean of the number of tosses on which a prime number occurs when a balanced dice is tossed 5 times is equal to Choose one answer a. 5/3 b. 3 c. 5/2 d. 2

    asked by Arun on March 2, 2012
  67. Science

    When the temperature equals the dew point water vapor condenses back into water what is the relative humidity when this occurs

    asked by Kyra on March 27, 2018
  68. chem

    Liquid water has a density of 1.00g/mL at 10.0C and .996g/mL at 30.0C. Calculate the change in volume that occurs when 500mL of water is heated from 10.0C to 30.0C.

    asked by julia on November 14, 2010
  69. Grammar

    We will teach him to take a pulse today, and he will record his fast pulse rates and when this occurs and what he is doing. a. complete sentence b. fragment c. run-on

    asked by Marie on October 9, 2012
  70. Chemistry (11th)

    When A + B --> C then this reaction occurs in water, heat is given off. 1) Will the temperature of water go up or go down ? - is the asnwer down ? since the energy is released to the surrounding. 2) What is the sign for delta H ? + or - ?

    asked by Anonymous on September 12, 2010
  71. 7th Grade Science

    what physical force can cause a change in the state of matter what is the difference between chemical and physical changes what occurs during Bose-Einstein condensation Please help me.

    asked by completeidiot on September 5, 2012
  72. physics

    To say that charge is conserved is to say that charge ____________________. A) is transferred, but never created or destroyed.B) is stored and never lost.C) None of the above.D) remains the same, whatever occurs physically.E) All of the above.

    asked by Kristie on April 13, 2012
  73. bio

    Hi. i know I already posted this but I don't understand how polyploidy contributes to evolution in finches of the galapagos islands as polyploidy most often occurs in plants.

    asked by phil on January 13, 2009
  74. Science

    Calculate the kinetic energy change in the water that occurs when 10,000lb/hr flow in a pipe that is reduced from a diameter of 2 in. to a diameter to 1 in.

    asked by Lisa on November 7, 2014
  75. algebra 1

    4. Given the irrational number .14147…. choose an inequality which approximates to the 4th decimal place. a) .14 < x F d) Both (b) and (c D? If x < 0 and y > 0, then it is always true that _______. a) xy is a negative number b) x + y is a negative number

    asked by anonymous on March 2, 2013
  76. English

    1. I have a lot of work to do. - Why don't you ask your brother to help you? - You should ask your brother to help you. - So you can't go out to play soccer, can you? - (Somethine else) 2. I am going to Vietnam this winter. - Really? Congratulations! -

    asked by rfvv on November 27, 2015
  77. ict year 8

    i know this question has been asked before but i can`t find the answers on the other sites mentioned before. I need to find the definition of intranet, advanced search , search engine , attachment , groups, html, and hyperlink and also i need to give

    asked by sima on September 15, 2008
  78. economics

    Which of the following is most likely to be purchased in the factor market? You will choose two answers for this question. Shampoo and dog food Cement and copper wire Opera tickets and sushi Automobiles and deodorant Dirt and timber I know that dirt and

    asked by Emma on December 4, 2014
  79. MATH...somewhat urgent

    I have three problems I would like checked please.1: I need to graph and find the y intercept of 6y+5x=-18 First I want to solve for y therefore I will let x be 0: 6y+5(0)=-18 6y=-18...I will now divide y=-3 Therfore the first set to plot would be (0-3)

    asked by Lisa on November 22, 2009
  80. Chemistry

    1. Why cannot NaOH be used as primary standard for HCl? 2. Aside from carbonates, what other compounds can be analyzed using the double indicator method? What are the requirements for a sample to be analyzed using the double indicator method? 3. what is a

    asked by Chin on July 6, 2007
  81. @grape fruit 420 & other cheaters

    Your request for answers to a test has been deleted. If you post that again, you will be banned from posting here. Also -- anyone else who asks for or gives test/quiz answers is likely to be also banned.

    asked by Ms. Sue on May 12, 2016
  82. Maths

    A polynomial g(x) is given by: g(x) = (x-1)(x+2)(x-a)(x-b) 1) Given that g(0)=4 show that ab=-2 2) given also that g(3)=40 show that a+b=1 3) given that a and b are integers, give possible values for a and b. My answers 1) g(0) = (-1)(2)(-a)(-b) = -2ab

    asked by Anonymous on October 15, 2015
  83. English

    Can someone please proofread my essay and help me fix and grammar errors I might have. Peyton Farqhar sacrificed his life he had courage, and a purpose. He had plans he was trying to achieve. Taking that into consideration then yes, he might be considered

    asked by Keisha on November 5, 2010
  84. early childhood

    Day care professionals and teachers reinforce the importance of responding to literature as a pleasurable experience by: A. having the child retell the story after reading. B. asking “yes/no” questions after reading the story. C. asking specific recall

    asked by Bev on November 8, 2015
  85. physics

    vector (V1) is 6.3 units long and points along the negative (X) axis. Vector(V2) is 9.0 units long and points at 55 degree to the positive (X)axis. 1- What are the (X) and (Y) components of (V1) vector ? 2-What are the (X) and (Y) components of(V2) vector

    asked by july on October 9, 2011
  86. Benelux Economic Union

    When was the Benelux Economic Union established and what was its sole purpose? Online Content Assignment Using the sites listed on the left, please answer the questions below in complete sentences. The site reference is provided in parentheses at the end

    asked by &#9829;rebel•stupidity=kathy on April 12, 2012
  87. Math

    I need help checking my answers. Which of the following is a true statement? A. It is possible for two rectangles to have the same area, but only if they have the same perimeter. B. It is possible for two rectangles to have the same area without having the

    asked by some random potato thing i guess on April 29, 2018
  88. Kindergarten readiness

    In a study about kindergarten readiness which one is true? 1.Group participation skills were viewed as insignificant in comparison to academic skills. 2. The ability to write one's name was followed by self control. 3. The majority of teachers place

    asked by Anonymous on September 17, 2007
  89. can some one pleasee help me!!!

    The molecular structures of two ‘penicillin-like’ compounds, A and B. in the compound A the C-C-N ring is intentionally bold, as is the C-C-C-C-N ring in compound B. By comparing these structures assess which of A and B, might be (i) more active than

    asked by s on June 30, 2007
  90. English

    1. How long did it take for him to finish the 200-kilometer course? 2. It took 6 hours and 49 minutes. 3. It took him 6 hours and 49 minutes. 4. It took 6 hours and 49 minutes for him. (Are the answers all correct?) 5. What was Henk Angenent's record? 6.

    asked by rfvv on October 23, 2016
  91. English

    What object would you write this poem on and why? The Secrets We Hide © Tiffany Franklin we struggle to have meaning in this world which we all know we try but yet we wonder where we all should go hidden in the questions which we can not find the answers

    asked by Margarita on October 20, 2013
  92. Math

    Check my answers? a)Use the data shown above and express in words the amount the cab company charges per ride and per mile. cost = mx + b b)Write an equation in slope-intercept, point-slope, or standard form. Explain why you chose the form you did. cost =

    asked by Sage on December 15, 2015
  93. Physics

    A pilot must fly his plane to a town which is 200 km from his starting point in a direction 30 degrees N of E. He must make the trip in 1/2 hr. An 80km/h wind blows in a direction 30 degrees E of S. Find the speed of the plane relative to the ground, the

    asked by Anonymous on March 1, 2008
  94. UIC

    Calculate pCd2 at each of the following points in the titration of 55.00 mL of 0.0020 M Cd2 with 0.0020 M EDTA in the presence of the auxiliary complexing agent NH3. The solution is buffered at a pH of 11.00. Take the NH3 concentration to be a constant

    asked by achut on July 19, 2013
  95. Stats

    Suppose the time it takes for a purchasing agent to complete an online ordering process is normally distributed with a mean of 8 minutes and a standard deviation of 2 minutes. Suppose a random sample of 25 ordering processes is selected. The standard

    asked by Jerry on November 13, 2011
  96. gov't campaigns

    in debates what are some things that help/hurt either president candidate? i think by not answering questions and when president candidates look like they don't know what they are talking about. in the overall presidential campaigh, what are some things

    asked by david on January 24, 2007
  97. Chemistry

    Posted by Cyndy on Sunday, February 15, 2015 at 6:45pm. How many grams of ammonium chloride are needed to raise the ammonia level 5 ppm in a 300 gallon system? Now, I have worked the problem so many times I have confused myself I think. I keep getting 2

    asked by Cyndy-Urgent on February 16, 2015
  98. English

    1. Who is Aibo? 2. He is a robot dog. 3. It is a robot dog. 4. What is Aibo? 5. He is a robot dog. 6. It is a robot dog. (Are the questions and answers all correct? If the robot has a female voice, can we say " She is a robot dog?")

    asked by rfvv on June 8, 2012
  99. Career...Help Please.

    I have to write a 300-500 word essay answering the following questions What benefits do you expect to achieve from career exploration? What do you expect to be the most challenging parts of your career planning process? Why? What questions do you hope to

    asked by Cece on January 26, 2016
  100. math

    Please help iv been stuck on these for two days! 1. Write an expression to describe a rule for the sequence. Then find the 100th term in the sequence. 3,10,17,24,31,38 ANSWERS: A) n+7;707 B) 7n:700 C) 7n-4;696 ** D) 6n-4;596 2. Write a rule for the

    asked by anonymous on May 15, 2015