Questions Asked on
July 22, 2009

  1. CALC

    Solve the Equation: 1. 2^x + 2^-x = 5 2. Log2x + log2(4 – x) = 0 thanks. i'm not sure how to approach this at all.

    asked by Jess
  2. Chemistry

    If a 0.5-mL air bubble is present in the tip of a buret, what percent error in 10-mL, 20-mL, and 40-mL samples will be result if the air bubble is dislodged during the dispensing of the samples?

    asked by Abdul
  3. chemistry

    balance this stoichiometric equation: SO2 + CaCO3 + O2 ------> CaSO4 + CO2

    asked by maria
  4. math(simple interest)

    A $9,000 loan is to be repaid in three equal payments occurring 60, 180, and 300 days, respectively, after the date of the loan. Calculate the size of these payments if the interest rate on the loan is 7 1/4%. Use the loan date as the focal date.

    asked by Thara
  5. Economics

    Are these accurate? 2)The manager of All City realtors wants to hire some real estate agents to specialize in selling housing units acquired by the Resolution Trust Commission (RTC) in its attempt to bail out the savings and loan industry. The commission

    asked by TrickyEconomics
  6. Statistics

    For the manufacturing plant discussed in Exercise 8.10, the union president and the human resources director jointly select a simple random sample of 36 employees to engage in a discussion with regard to the company’s work rules and overtime policies.

    asked by Lina
  7. Investing

    Kelly Inc's 5 yr bond yield 7.50% and 5 yr T Bonds yield 4.50%.The risk free rate is r*=2.5, the default risk premium for kelly bonds is DRP=0.40%, the liquity premium on kelly's bond is LP=2.6% versus zero on T-bonds, and the inflation premium ( IP) is

    asked by Alex
  8. maths

    prove that cos3x+sin3x/cos x-sin x=1+2sin2x

    asked by sunny
  9. Investing

    suppose the real risk - free is 3.50% and the future rate of inflation is expected to be constant at 6.80% . What rate of return would you expect on a 1 yr Treasury security , assuming the pure expectations theory is valid? Disregard cross- product terms,

    asked by Alexandriea
  10. Investing

    suppose the real risk - free is 3.50% and the future rate of inflation is expected to be constant at 6.80% . What rateof return would you expect on a 1 yr Treasury security , assuming the pure expectations theory is valid? Disregard cross- product terms,

    asked by Alexandriea
  11. Algebra

    The function w(x) = – 0.01x^2 + 0.27x + 8.60 can be used to estimate the number of selfemployed workers in the U.S., in millions, x years after 1980. How many self-employed workers were there in the year 1995? A. 9.8 million B. 10.4 million C. 11.15

    asked by Audrey
  12. Math Help Please

    Suppose that a polynomial function of degree 5 with rational coefficients has 0 (with multiplicity 2), 3, and 1 –2i as zeros. Find the remaining zero. A. –2 B. –1 – 2i C. 0 D. 1 + 2i

    asked by Jacinta
  13. Chem

    If I were to use dichromate and add HCL and Ba(NO3)2 and NaOH , what should form? Im thinking the Ba(NO3)2 would still form a precipitate but im not too sure about everything else

    asked by Lena
  14. english

    which story, king arthur's or sundiata's, has more relevant message for young people today?

    asked by bindiya farswani
  15. nutrition and wellness

    hi, i'm learning about the 3 pathways of energy: The ATP-CP system, The anaerobic glycolysis system, (also called the lactic acid system because lactic acid is a byproduct of this metabolic energy pathway, and the aerobic system. i need to provide three

    asked by y912f
  16. Algebra

    Find a polynomial of degree 4 with i as a zero of multiplicity 1, – i as a zero of multiplicity 1, and 5 as a zero of multiplicity 2. A. x^4 – 10x^3 + 26x^2 – 10x + 25 B. x^4 – 10x^3 + 24x^2 + 10x – 25 C. x^4 – 24x^2 + 25 D. x^4 – 26x^2 –

    asked by Cassie
  17. Chem

    If I were to use dichromate and add HCL and Ba(NO3)2 and NaOH , what should form? Im thinking the Ba(NO3)2 would still form a precipitate but im not too sure about everything else

    asked by Lena
  18. Conversational Essay

    Has everyone heard of a conversational essay that mentions the following: how lying is sometimes god for humanity and sometimes its good for ourselves ignorance is bliss sometimes there are no greater swindles than self swindlers if u know the title of

    asked by Me
  19. Calculus

    Given that lim x-> +infinity of (1 + 1/x)^x = e Show that lim x-> +infinity of (1 + k/x)^x = e^k

    asked by Sean
  20. math(application of simple interest)

    Suppose that the current rates on 60- and 120-day GICs(Guaranteed Investment Certificates) are 5.50% and 5.75%, respectively. An investor is weighing the alternatives of purchasing a 120-day GIC versus purchasing a 60-day GIC and then reinvesting its

    asked by Thara
  21. Algebra

    Please help. Having a hard time with this. Find all of the zeros of the polynomial function and state the multiplicity of each. f (x) = (x^2 – 16)^2 A. – 4 with multiplicity 2 and 4 with multiplicity 2 B. – 4i with multiplicity 2 and 4i with

    asked by Britney
  22. math

    Posted by question on Wednesday, July 22, 2009 at 4:56pm. solve 5/8x + 1/16x=7/16+= the solution is x=___ Responses math - Mr. L, Wednesday, July 22, 2009 at 7:23pm 5/8x is the same as 10/16x That should help my final answer would be 7/27 do i have it

    asked by question
  23. Lahore Garamer School

    Essay of My Grandma

    asked by Syed Hassan Ali
  24. math

    The distance from Philadelphia to Sea Isle is 100 mi. A car was driven this distance using tires with a radius of 14 in. How many revolutions of each tire occurred on the trip? (Hint: one revolution is equivalent to one circumference distance traveled.

    asked by sharon
  25. Spanish

    Im reading spanish-english childrens books to help me w the language bc i like the pictures A sentence says: "I can go down the pole/ Yo puedo deslizarme por el poste" I can go down the pole belonging to me? She's in the park lol. And the pg right next to

    asked by Kim
  26. math

    theotis had to load a truck with television sets . the cargo area of the truck is a rectangular prism that measures 81ft by 21ft by 11ft. each tv measures 1&1/2 by 1&2/3 by 1&1/3. how many sets can be loaded into the truck?

    asked by leslie
  27. math

    if f(x)=sinx on 0

    asked by bran
  28. Geometric & Wave Optics

    when an object is placed 10cm away from a lens; it is found that the formed is 6cm behind the object on the same side of the lens. Determine the focal lenght of the lens. solution 1/v + 1/u = 1/f u=10cm, v=6cm, f=? 6+10/60 = 1/f 70/60 = 1/f by cross

    asked by Matrix School 2
  29. math

    solve 5/8x + 1/16x=7/16+= the solution is x=___

    asked by question
  30. Chem

    I did an experiment were I added some water and KHP into a beaker and phenophalene [sp?]. It was a titration lab. We slowly added calciuum hydroxide into the beaker and waited till the solution turned into a faint pink. The question is asking me to find

    asked by Lena
  31. math

    find the slope, if it exists, of the line containing the pair of points (9,5) and (10,-3) teh slope m= 1.2 m=(-3+9)/ (10-5) m=6/5 m=1.2

    asked by check answer
  32. math

    solve the system of equation by graphing then classify the system as consistent or inconsistent and as dependent or independent 8x-4y=-20 4y-8x=-20

    asked by DD
  33. Algebra 2

    210= 84/(R1/2+R1/3) solve for R1 How do I do this

    asked by Gary
  34. Algebra

    Use synthetic division to divide the polynomial 2x^3 – 12x – 5 by x + 4, Write the quotient polynomial and the remainder. [Be careful – notice that there is no x2 term.]. Show work.

    asked by Breanna
  35. Math

    Consider the polynomial f(x) = 2x^3 – 3x^2 – 8x – 3. (a) By using the Rational Zero Theorem, list all possible rational zeros of the given polynomial. (b) Find all of the zeros of the given polynomial. Be sure to show work, explaining how you have

    asked by Carmin
  36. Math

    I sometimes get confused with dividing decimals.

    asked by Faith
  37. INB

    what are the business habits of South Korea’s ideological beliefs, thoughts on how stable the government is, and South Korea’s Corruption Perceptions Index

    asked by scooby9132002
  38. geometry

    Find the area of the triangle below 5in 7in

    asked by sharon
  39. Accounting

    Units completed 6000 Units in EWIP 2400 Equivalent units 8400 April cost BWIP(40% complete) 1,120 Materials 10,000 convention cost 4,000 total 15,120 1.) calculate the unit cost for april using the Weighted Average Method 2.) Using the Weighted Average

    asked by Alexis
  40. social studies

    why was paine unwiling to be reconciled with britain

    asked by earl
  41. algebra

    Reduce the rational expression to lowest terms 1/15abc (5a^3b^5c^2) =3a^2b^4c Is this right. I reduced,and cancelled out exponents.

    asked by Sandra
  42. math

    for all values for which the following is defined, find the value of cot^2(theta)-csc^2(theta)

    asked by bran
  43. Psychology

    What is the future of mediation and advocacy in this country and the role of the human services worker in these processes?

    asked by Linda
  44. Math

    Can someone explain this question is about deductive reasoning and inductive reasoning. I say the answer is deductive reasoning. Is this correct? Question: All United States Presidents have come from the original 48 states. No person from Alaska can be

    asked by B.B.
  45. Geometric & Wave Optics Correction

    when an object is placed 10cm away from a lens; it is found that the formed is 6cm behind the object on the same side of the lens. Determine the focal lenght of the lens. solution 1/v + 1/u = 1/f u=10cm, v=6cm, f=? 6+10/60 = 1/f 70/60 = 1/f by cross

    asked by Matrix School 2
  46. Data Analysis

    You are a District sales manager and you are overloaded with data that you need to compile into useable data and you are looking to use Excel to help you do this. Using the concept from this week, how will you determine where to start and what tools can

    asked by Bryan
  47. Algebra

    Find a polynomial function of degree 3 with the given numbers as zeros. -5, sqrt3, -sqrt3 Would this work as a function for this problem? Please help. Thanks! f(x) =(x-r1) (x-r2) (x-r3) =(x-(-5)) (x-sqrt3) (x--sqrt3) (x+5)) (x-sqrt3) (x+sqrt3)

    asked by Alyssa
  48. Economics

    Please Help You are planning to estimate a short-run production function for your firm, and you have collected the following data on labor usage and output: Labor Output 3 1 7 2 9 3 11 5 17 8 17 10 20 15 24 18 26 22 28 21 30 23 a.Does a cubic equation

    asked by TrickyEconomics
  49. Economics

    Please help me on this one! You are planning to estimate a short-run production function for your firm, and you have the following data on labor usage and output: Labor Output 3 1 7 2 9 3 11 5 17 8 17 10 20 15 24 18 26 22 28 21 30 23 A- Does a cubic

    asked by TrickyEconomics
  50. math

    solve the system of equation by graphing then classify the system as consistent or inconsistent and as dependent or independent 8x-4y= -20 4y-8x= 20 i don't understand it.

    asked by joe
  51. Algebra

    Solve x(x-7)(x-9)

    asked by Rachale
  52. chemisty

    What would happen if you reacted potassium dicarbonate with HCL and NaOH?

    asked by Lena
  53. SCI 275

    Atmospheric Issues

    asked by CC
  54. Whales

    Does anyone know where i can find the most recent or updated information on blue whales...like how long they've been endangered?

    asked by Jordyn
  55. Health Care

    does eating tomatoes cause high blood pressure?

    asked by Elina
  56. Health Care

    does eating tomatoes cause high blood pressure?

    asked by Elina
  57. Health Care

    do eating tomatoes cause kidney problems? and do they produce acid?

    asked by Elina
  58. algebra

    8x-(3x=17)=13 solution for x

    asked by Anonymous