Questions Asked on
April 25, 2014

  1. College Physics

    Can someone check my answers for two and help me with the third? 1) A mass m at the end of a spring of spring constant k is undergoing simple harmonic oscillations with amplitude A. Part (a) At what positive value of displacement x in terms of A is the

    asked by Michelle
  2. Math

    During exercise, the recommended maximum heart rate in beats per minute is modeled by the formula M=176-0.8A, where M is the maximum heart rate and A is the person’s age. Approximately, at what age would you have a recommended heart rate in beats per

    asked by Anonymous
  3. Math

    1.Which explains why the sequence 216, 12, 2/3 is arithmetic or geometric? A.The sequence is geometric because it decreases by a factor of 6. B.The sequence is arithmetic because it decreases by a factor of 6 C.The sequence is geometric because it

    asked by Anonymous
  4. Chemistry

    How do you calculate ΔSfus and ΔSvap for HCl given melting point,ΔHfus, boiling point, and ΔHvap also how do you determine the entropy change when 5.20 mol of HCl(l) freezes at atmospheric pressure.

    asked by BOB
  5. Physics

    When subjected to a force of compression, the length of a bone (compression Young's modulus 9.4 x 109 N/m2, tensile Young's modulus 1.6 x 1010 N/m2) decreases by 1.5 x 10-5 m. When this same bone is subjected to a tensile force of the same magnitude, by

    asked by Elle
  6. Physics

    Light of wavelength 630 nm is incident on a long, narrow slit. a)Determine the angular deflection of the first diffraction minimum if the slit width is 0.020 mm. b)Determine the angular deflection of the first diffraction minimum if the slit width is 0.20

    asked by BULturp
  7. Help me solve??

    XYZ has vertices X(5,6), Y(9,12), and Z(12,8). it is translated right 8 units and up 3 units. What are the coordinates of X', Y', and Z' ?

    asked by Kristin
  8. Math

    LongLast Inc. produces car batteries. The mean life of these batteries is 60 months. The distribution of the battery life closely follows the normal probability distribution with a standard deviation of 8 months. As part of its testing program, LongLast

    asked by Mark
  9. Physics 194

    Light of wavelength 630 nm passes through a grating and then onto a screen located several meters from the grating. The 1st order bright band is located 0.26m from the central maximum. Light from a second source produces a band 0.21m from the central

    asked by BULturp
  10. math

    a person was climbing on a building. He slips 1 m for every 5 metre he climbs up. If the building is 53 m high and he takes 5 seconds to climb 1 metre find the total time taken by him to get on the top of the building.

    asked by Anonymous
  11. History

    2) which statement best describes a social contract A.an implied agreement between citizens and government in which citizens release some liberty to government for the good of society B.a contract between local residents and providers of basic services

    asked by Kathlyn
  12. !math (6)

    The quantity demanded x (in units of a hundred) of the Mikado miniature cameras per week is related to the unit price p (in dollars) by p = −0.2x^2 + 220 and the quantity x (in units of a hundred) that the supplier is willing to make available in the

    asked by Mia
  13. Chemistry

    What is the chemical reaction between these chemicals? NH4Cl + Na2SO3 NH4Cl + NaOH Na2SO3 + BaCl2 Na2SO3 + NaOH H2SO4 + BaCl2 BaCl2 + NaOH

    asked by Axel
  14. !math (4)

    The demand function for a certain brand of CD is given by p = −0.01x^2 − 0.2x + 12 where p is the unit price in dollars and x is the quantity demanded each week, measured in units of a thousand. The supply function is given by p = 0.01x^2 + 0.5x + 3

    asked by Mia
  15. calculus help

    Farmer Brown wants to fence in a rectangular plot in a large field, using a straight rock wall that is already there as the north boundary. The fencing for the east and west sides of the plot will cost $3 a yard, but she needs to use special fencing, which

    asked by Chris
  16. Spanish

    Sra, Are my answers correct? Thank you. Complete the following sentences using the subjunctive 1. Dudamos que ellos… Dudamos que ellos vengan a la fiesta. 2. Es imposible que ella... Es imposible que ella llegue aquí a tiempo. 3. Es importante que

    asked by Anna
  17. Chemistry

    The following equation represents the decomposition of a generic diatomic element in its standard state. (1/2)X2(g)--->X(g) Assume that the standard molar Gibbs energy of formation of X(g) is 5.45 kJ·mol–1 at 2000. K and –64.30 kJ·mol–1 at 3000. K.

    asked by BOB
  18. math

    two cards are selected at random without replacement from a well-shuffled deck of 52 playing cards. find the probability of the given event. a. two cards of the same suit are drawn. b. a pair is not drawn.

    asked by Daren
  19. Astronomy

    A roughly spherical asteroid with a diameter of 1 km, and a mean density of 4 g/cm^3, hits the Earth with a relative speed 1.5 times the orbital velocity of the Earth. Compute the amount of energy released upon the impact. Compare that with the energy

    asked by qwerty
  20. algebria

    Suppose the population of deer in a state is 10,280 and is growing 1% each year. Predict the population after 5 years

    asked by kim
  21. !math (2)

    The demand function for a certain brand of CD is given by p = −0.01x^2 − 0.2x + 10 where p is the wholesale unit price in dollars and x is the quantity demanded each week, measured in units of a thousand. Determine the consumers' surplus if the market

    asked by Mia
  22. Math

    Find the value of the variables in the table: X= n, 4, 6, 10, 12. Y= 1, 9, m, 21, 25 n=0 Y=11?

    asked by Anonymous
  23. !math (1)

    The demand function for a certain make of replacement cartridges for a water purifier is given by the following equation where p is the unit price in dollars and x is the quantity demanded each week, measured in units of a thousand. p = -0.01x^2 - 0.1 x +

    asked by Mia
  24. Algebra

    The equation r = (sqrt A)/(pi) gives the radius r of circle with area A. What is the radius of a circle with the given area? Write your answer as a simplified radical and as a decimal rounded to the nearest hundredth. a. 50 ft^2

    asked by Anonymous
  25. physics

    A spring (k = 905 N/m) is hanging from the ceiling of an elevator, and a 4.8-kg object is attached to the lower end. By how much does the spring stretch (relative to its unstrained length) when the elevator is accelerating upward at a = 0.74 m/s2?

    asked by Elle
  26. soc

    A graduate student at Big State University has begun data collection for a thesis project in which she is asking students about their use of social networking websites. Her primary interest is in determining how often students use these sites, in what

    asked by can you check my answers
  27. Chemistry. Please :(

    1. If 23.00 grams of carbon dioxide and 18.75 grams of water are formed from the combustion reaction. What is the percent yield for CO2 and H20. How much in grams of the excess reactant remains? 2. Balance the equation and determine the mass in grams of

    asked by Cassy
  28. SOCIAL STUDIES HELP PLEASE?! c:

    1) ___________ make up the majority of the population in Guatemala. Spaniards Incas Mexicans Native Americans 2. One challenge that makes it hard for the Mayas to retain their land is that they are more likely to think of themselves as ______ than _______.

    asked by X3 ISayRawr
  29. Permutations

    1. 4! a.) 3 b.) 6 c.) 12 d.) 24****** 2. 5! a.) 25******** b.) 120 c.) 250 d.) 625 5. Five friends are having their picture taken. How many ways can the photographer arrange the friends in a row? a.) 150 b.) 100 c.) 120******* d.) 80 6. How would you apply

    asked by Chloé
  30. science

    what is the force that results from a 3,000 kg car accelerating at 20.00 m/s squared?

    asked by steve
  31. History8

    Which of the following was not a contributing factor in Southern surrender _______________. a.massive casualties in the Southern ranks b.a change in the beliefs, lack of purpose, and lowered morale c.the capture of Jefferson Davis by the Union d.ruined

    asked by imissbobby♥
  32. Chemistry

    I am trying to complete a lab called Precipitation Titration of Cobalt Chloride. I've done the experiment and I got that if you combine 18.01mL of 0.1M NaOH with 10mL of CoCl2, the precipitate is forms. Now how do I calculate the concentration of the

    asked by Jay
  33. math

    The table below shows the results of an experiment in which a number cube was tossed 20 times. Outcome of toss: 1 2 3 4 5 6 Number of times Outcome Occurred: 4 1 5 5 2 3 (table reads: outcome of toss 1=4number of times,2=1,3=5,4=5,5=2,and6=3) Based on

    asked by billy
  34. physics

    When subjected to a force of compression, the length of a bone (compression Young's modulus 9.4 x 109 N/m2, tensile Young's modulus 1.6 x 1010 N/m2) decreases by 1.5 x 10-5 m. When this same bone is subjected to a tensile force of the same magnitude, by

    asked by Elle
  35. Math7

    Which ordered pair is not a solution of y = 4x -9 (-9, 27) (3, -21) (-6, 15)I think this one? (5, -28)

    asked by moby
  36. Physics

    Two Train whistles, A and B each have a frequency of 408Hz. A is stationary and B is moving toward the right (away from A) at a speed of 35.0m/s. A listener is between the two whistles and is moving toward the right at a speed of 15.0m/s. What is the

    asked by tre
  37. physics

    A projectile is launched vertically from the surface of the Moon with an initial speed of 1210 m/s. At what altitude is the projectile's speed two-fifths its initial value?

    asked by Cam
  38. Science

    which of the following body systems does not rely on the autonomic nerve system to stimulate involuntary events?

    asked by Sandi
  39. !math (5)

    The management of the Titan Tire Company has determined that the quantity demanded x of their Super Titan tires/week is related to the unit price p by the relation p = 160 − x^2 where p is measured in dollars and x is measured in units of a thousand.

    asked by Mia
  40. Calculus Please Help3

    Find the area of the region. 2y=3sqrtx, y=5 and 2y+2x=5 ty

    asked by Babak
  41. math

    an unbiased coin is tossed six times. find the probability of the given event - the coin lands heads more than once.

    asked by Daren
  42. math (9)

    Find the area of the region enclosed by these graphs and the vertical lines x = 0 and x = 3 f(x)=-x^2+2x+4 g(x)=-x+4

    asked by Mia
  43. math

    8. the net price of an item listed for RM1500 after deducting a trade discount of 20%, 15% and X% is RM969. FIND X

    asked by fizz
  44. !math (3)

    A supplier of portable hair dryers will make x hundred units of hair dryers available in the market when the unit price is p = sqrt(324 + 4x) dollars. Determine the producers' surplus if the market price is set at $22/unit. (Round your answer to two

    asked by Mia
  45. Physics

    In one dimension, a 12 kg ball moving to the right at 9 m/s collides with a 4kg ball moving to the left at 3 m/s. The collision is perfectly elastic. Find the final velocities of both balls.

    asked by Michelle
  46. GEO 111

    Which of the following in NOT an impact of the oil economy in this realm? a. outmigration from the realm b. infrastructure development c. foreign investment and involvement d. an increase in regional disparities

    asked by Myrtle
  47. chemistry

    It takes 10 workers to produce 39 parts in a month in that same time a machine can take 6 parts and produce 1 products which sell for $100 each. If you want to make $1000 worth of sells, how many workers are needed?

    asked by Nuwey Lee
  48. Math

    How must unit cubes be stacked when used to measure volume?

    asked by Pinks
  49. Chemestry

    Approximately how many mL of 5% BaCl22H2O solution would be required to precipitate all the sulfate if we assume that your samples are pure sodium sulfate? Assume that the density of the barium chloride solution is 1.00 g/mL

    asked by Peder
  50. Calculus Please Help4

    Consider the area between the graphs x+2y=9 and x+6=y^2. This area can be computed in two different ways using integrals First of all it can be computed as a sum of two integrals as integral f(x)dx from a,b + integral g(x)dx from b,c I got a=-6 b=3 c=19

    asked by Babak
  51. Calculus

    How fast must you release the string of your kite if the kite that you are flying is 40 meters high, 50 meters away from you and moving horizontally away at rate of 30 meters per minute?

    asked by Zara
  52. calculus help

    A drinking cup is made in the shape of a right circular cylinder. for a fixed volume, we wish to make the total material used, the circular bottom and the cylindrical side, as small as possible. Find the ratio of the height to the diameter that minimizes

    asked by Layla
  53. Algebra

    what is the excluded value of the function? y = 4/(9x – 45) • –5 • 0.2 • 5 • –0.2

    asked by Sandra
  54. math

    RM65000 will be invested for 6 years 9 months. if the investment will be offered 5% compounded semi annualy for the first 2 years, 6% compounded monthly for the next 18 months and 7% compounded daily for the rest of the period ,find the future value of

    asked by amy
  55. Math

    (16a)/(sqrt 6a^3)

    asked by Anonymous
  56. letter

    How can I write a feel better letter to Miley Cyrus? please help and give me so examples please help HOPE YOU FEEL BETTER [DateDear Miley cyrus I was quite upset to hear that you are feeling ill. However, I am every certain about you and i hope you will

    asked by DYLAN
  57. Social Studies/History

    Social Studies/History was just never my subject .. But, I was wondering If any of you people on here would be kind enough to help me, I would appreciate it! :/ Please & Thank you!? #^CountryGirl!

    asked by CountryGirl!<3
  58. Math

    Solve the equation and write the answer in simplified radical form. n^2 - 2n + 1 = 5

    asked by Anonymous
  59. chemistry

    What volume of ethanol must be diluted with water to prepare 315 mL of 0.620 M solution? The density of ethanol is given as 0.789 g/mL. Answer in units of mL

    asked by james
  60. sociology

    Professor Winston is explaining to his class that people who watch more hours of violent television programming also show greater levels of hostility and violence toward others. He continues to say that this means violence on television causes increased

    asked by can you check my answers
  61. math

    A printer has two font sizes. Large font is 1800 words per page. Small font is 2400 words per page. If allotted 21 pages, then how many pages must be in smaller font size?

    asked by kadie
  62. business math

    On May 1, Emerson Fast bought 10 Manitoba On May 1, Emerson Fast bought 10 Manitoba Polar bonds with a coupon rate of 7.875%. The purchase price was $101. 375, and the commission was $8 per bond. Manitoba Polar bonds pay interest on April 1 and October 1.

    asked by Anonymous
  63. chemistry urgent!

    what is the net ionic for these following balanced equations: 2(NH4)3PO4(aq) + 3Ba(OH)2(aq) -> Ba(PO4)2(s) + 6H2O(l) + 6NH3(g) 2HNO3(aq) + K2CO3(aq) -> H2O(l) + CO2(g) +2KNO3 NaF(aq) + HCl(aq) -> NaCl(aq) + HF(aq)

    asked by Anonymous
  64. math

    Company ABC offers a series discount of 20%,10% and 4% on a type of water filter while company XYZ offers a single discount of 32% on the same type of water filter. Which company offers a greater discount on its merchandise assuming the list price is the

    asked by fizz
  65. MATH STATS URGENT

    The Houston Rockets and San Antonio Spurs will play a "best two out of three" series. Assume that Houston has a probability of 1/3 of winning any game. a. Draw a probability tree showing possible outcomes of the series. Label the branches with appropriate

    asked by Lisa
  66. calculus help

    At time t=0, an astronaut stands on a platform 3 meters above the moon's surface and throws a rock directly upward with an initial velocity of 32 m/sec. if the acceleration due to gravity is 1.6 m/sec^2. a) find the equations of motion for the throwing of

    asked by Anonymous
  67. Office Finances

    What must a depositor add to check before the bank will accept it for deposit?

    asked by Debby
  68. Chemistry

    At 25 °C, the equilibrium partial pressures for the following reaction were found to be PA = 4.10 bar, PB = 5.60 bar, PC = 1.20 bar, and PD = 9.70 bar. 2A(g)+2B(g)-->C(g)+ 3D(g) What is the standard change in Gibbs free energy of this reaction at 25 °C.

    asked by Alexis
  69. statistics

    Which of the following statements is correct? A. An extremely small p-value indicates that the actual data differs markedly from that expected if the null hypothesis were true. B. A large p-value indicates that the data is consistent with the alternative

    asked by scott
  70. ap statistics

    The manager at Air Cargo feels that the weights of packages shipped recently are less than in the past. Records show that in the past packages have had a mean weight of 36.7 lb. and a variance of 201.64 lb2. A random sample of last months shipping yielded

    asked by nicole
  71. Geometery help"Steve"

    The point Q(x,y) is reflected in the origin. Use arrow notation to describe the original point and its reflection. I chose this: (x,y) to (x,y) Am I right?

    asked by Kristin
  72. calculus help

    for f(x)= ln(x-3) on the interval [5,9], find c so that f'(c)= (f(b)-f(a))/(b-a)

    asked by Layla
  73. English

    I'm dong project on Dyncorp/CSE( Have to Give a brief description of the corporation- The human right violations it supports that makes this a social justice issue. Who profits and who pays etc)-Any action that can be taken to help prevent these human

    asked by Jessica
  74. math

    8. the net price of an item listed for RM1500 after deducting a trade discount of 20%, 15% and X% is RM969. FIND X

    asked by fizz
  75. math

    Company ABC offers a series discount of 20%,10% and 4% on a type of water filter while company XYZ offers a single discount of 32% on the same type of water filter. Which company offers a greater discount on its merchandise assuming the list price is the

    asked by fizz
  76. Chemistry. Please

    If 15ml of 1M sulfuric acid is used until faint pink endpoint is reached how many moles of magnesium hydroxide are in 50ml solution. Please help

    asked by Cassy
  77. reading

    I am ashamed to say it, but we need a... how do i change this so its not in passive

    asked by yasminb.
  78. physics

    Compute your mass in kilograms (1 pound has a mass of 0.45 kg on Earth) and then your weight in Newton’s for the earth, moon, and several planets. Where are you heaviest?

    asked by Aanee
  79. Chem

    Using the standardized NaOH solution, the student weighs out 0.2550g of a solid unknown acid and finds that 28.50mL of the NaOH solution is required to reach an end point with the acid. Calculate the molar mass of the unknown acid, assuming the acid is

    asked by Jen
  80. math

    If you inherited $ 45,000 today and invested all of it in a security that paid a 7 percent rate of return, how much would you have in 25 years?

    asked by tota
  81. Physics

    In one dimension, a 5g ball is moving to the right at 7 m/s collides with an 8g ball moving to the left at 4 m/s for a perfectly elastic collision. What is the final velocity of both balls? I just don't understand the whole left and right thing. I have

    asked by Michelle
  82. Chem

    Using the standardized NaOH solution, the student weighs out 0.2550g of a solid unknown acid and finds that 28.50mL of the NaOH solution is required to reach an end point with the acid. Calculate the molar mass of the unknown acid, assuming the acid is

    asked by Jen
  83. math

    Which of the following relations is not a function? (8, 4), (-5, 2), (4, 1), (-6, 2) (-5, 4), (4, 2), (8, 1), (-6, 5) (-6, 4), (4, 3), (-5, 1), (8, 2) (4, 4), (-5, 2), (4, 1), (-6, 2) my answer is b

    asked by steve
  84. american history

    For revolutionaries like sam adams. the term embraced a way of life a core ideology and an uncompromising commitmentto liberty and equality

    asked by brandi
  85. algebra

    I have try this three different way and still can not come up with the correct answer, could you guide me the right way. suppose that a spreadsheet contains the following values, A6, B-4, C2, D3 it said to determine the value of cell E1 if it contains the

    asked by Mary
  86. Biostatistics

    I need help with missing data. Does anybody know a good website that helps with missing data and the methods used to put in missing data?

    asked by Susan
  87. Chemistry

    A reaction has a standard free-energy change of –4.60 kJ/mol at 25 °C. What are the concentrations of A, B, and C at equilibrium if, at the beginning of the reaction, their concentrations are 0.30 M, 0.40 M, and 0 M, respectively?

    asked by MyHumPs
  88. trignometry

    Tan4x=4tanx(1-tan^x)/1-6tan^x+tan^^x ,prove

    asked by Anonymous
  89. Calculus Please Help

    integral t^2dt from x to x^2 f'(x)=?

    asked by Babak
  90. algebra

    given that sin (2x+30)=cos(x-15).determine the value of x given x is an acute angle

    asked by ken
  91. physics

    Why can astronauts jump higher on the surface of the moon than on the surface of the earth? Is it because their legs are stronger? Has the amount of "body matter," i.e., "mass" changed? Do they weigh less on the moon than on earth? Why

    asked by Aanee
  92. ap statistics

    A fire insurance company felt that the mean distance from a home to the nearest fire department in a suburb of Chicago was at least 4.7 miles. It set its fire insurance rates accordingly. Members of the community set out to show that the mean distance was

    asked by nicole
  93. math (4)

    Sketch the graph (Do this on paper. Your teacher may ask you to turn in this graph.) and find the area of the region bounded below by the graph of the function and above by the x axis from x = 0 to x = 1. f(x) = -xe^(-x^2)

    asked by Mia
  94. math

    Frank calculated that he will lose 4.6 calories per minute walking at a rate of 3 miles per hour. How many minutes does he need to walk to burn at least 250 calories? Write and solve an inequality, rounding to the nearest tenth

    asked by jermey
  95. Chemistry

    HELP!! I'm doing an experiment to do with phosphorus and plant food and MgNH4P04 6H20 my air dry weight of MgNH4P04 6H20 was 1.31 g grams of P in plant food was .165 g % P in plant food is 13.87% % P205 equivalent to % P above is 63.02% % P 205 in 10-52-10

    asked by Alyssa
  96. Geometery help

    The vertices are (4,5),(9,10),(9,5) what are the coordinates of the the fourth vertex? (5,10) ?

    asked by moby
  97. 8th grade geometry

    The quarterback throws a pass from 10 yards from a goal line and 25 yards from a sideline. A receiver catches the pass at 40 yards from the same goal line and 5 yards from the same sideline. How long was the pass?

    asked by Isaiah
  98. mathematics for management

    1.FIND the bank discount and proceeds on the following loans i) RM4000 FOR 3 MONTHS at 10 1/2 percent ii) RM4215 FROM 10 june to 5 august of the same year at 10 percent

    asked by bella twins
  99. American

    Who was The person who supposedly recorded the speech of Chief Seattle?

    asked by tota
  100. Introduction to American Literature

    One of Hawthorne’s main themes is

    asked by tota
  101. Algebra

    5670 compounded annually at a 3.5 interest rate once a year yields what in interest

    asked by Tracy
  102. Chemistry

    You added how may mols NaOH? That's M x L = mols. What final volume do you have. You added 18.01 mL and 10 mL so total volume is 28.01 mL. Convert that to L., then M = mols/L Do I do 0.1M x .01801L = 0.001801mols? Then do M = 0.001801mols/0.02801L? I'm a

    asked by Jay
  103. chemistry

    If 3.00 moles of NaCl were mixed with 0.2 L of 1.5 M of AgNO3, how many moles of solid would form? Include the formula for the solid.

    asked by Nuwey Lee
  104. science

    a 2,500 kg car at 15 m/s squared, 15 m/s squared is the what of the car?

    asked by steve
  105. Algebra 1 (Reiny)

    Find the roots of each quadratic polynomial. 1. x^2 + 2 2. x^2 - 6x - 7

    asked by Victoria
  106. math

    f (x) = (50-w) (75-w)?

    asked by charles
  107. Algebra

    y = (4)/(9x – 45) • –5 • 0.2 • 5 • –0.2

    asked by Sandra
  108. health sciences

    Explain the changes that occur in the DNA of muscle fibers during exercise?

    asked by tom
  109. science

    When 4.56 g of a nonelectrolyte solute is dissolved in water to make 275 mL of solution at 22 °C, the solution exerts an osmotic pressure of 873 torr.

    asked by eva
  110. Coordinates Math"Steve"

    Is the proportional? x: 1 3 4 6 y: -4 -12 -16 -24 I think it is. Am I correct?

    asked by Kristin
  111. Math

    Simplify M^3 n^6 / m^4 n^4 p^-2

    asked by Ava
  112. Locus- Calculus

    Find the equation of the locus of the point representing z if |z-5-12i| + |z-5+21i|=13

    asked by Daksh
  113. Calculus Please Help2

    Evaluate the integral by using substitution. Use an upper-case "C" for the constant of integration. integral x^5((x^6-2)^10)dx ty

    asked by Babak
  114. maths

    if average of m nimbers is n^2 and average of n numbers is m^2 then find average of m+n numbers

    asked by aakash
  115. math

    Paula is an office manager for ABC Advertising. She has been tasked with finding a copy machine that falls within a budget of $750 per month. She finds a company that will lease the machine for $275 a month. Each copy costs 4¢ and a ream of 500 sheets of

    asked by sally
  116. ap statistics

    What is the mean of the sample means? What is the standard deviation of the sample means?

    asked by emma
  117. algebra

    Suppose that a box has a base with a width of x, a length of x+3, and a height of 1 inch. It is cut from a square sheet of material with an area of 130 in2. Find the dimensions of the box.

    asked by amanda
  118. Chemistry

    What is the final concentration if 27.08 (MW: 36.46) dissolved in 55.51 ml?

    asked by Jas
  119. environmental science

    What are some of The Blue Plains Water Advanced Wastewater Treatment Plant standards of

    asked by Anonymous
  120. Finance

    24X=260×{1.05^x/2 what' the number of X

    asked by issashar
  121. Math (6)

    Find the area of the following two curves. y= sqrt(x) y= x-2

    asked by Mia
  122. math

    (0,0); m=2

    asked by ally
  123. math (2)

    Find the area of the shaded region y= 2x/(x^2+4) from x= -1 and x= 1

    asked by Mia
  124. College Chemistry

    If 3.00 moles of NaCl were mixed with 0.9 L of 0.5 M of AgNO3, how many moles of solid would form? Include the formula for the solid.

    asked by Kevin
  125. Algebra 1

    When graphing quadratic equations, do you include the y-intercept on the graph?

    asked by Victoria
  126. Algebra 1 (Reiny)

    Find the roots of each quadratic polynomial. 1. x^2 + 2 2. x^2 - 6x - 7

    asked by Victoria
  127. Physics

    A 25000kg bowling ball moving at 40 m/!@#$%^&s a 10000kg bowling ball moving at 25 m/s from behind. It is a perfectly elastic collision, so what are the final velocities of the two balls?

    asked by Michelle
  128. Physics

    Your teenage kid finally gets his drivers license. He takes off in your brand new car that weighs 2000kg at 47m/s when he hits a parked semi that weighs 40000kg. They plow forward in a perfectly in elastic fashion in the same direction. What is the

    asked by Michelle
  129. math

    represent an equivalent fraction to 3/4 as 1)a fraction and 2)a picture

    asked by Anonymous
  130. Math

    (sqrt 5)/(2 - sqrt 5)

    asked by Anonymous
  131. Algebra

    (sqrt a^3 b^5 c^3)

    asked by Anonymous