1. Archives
  2. 2012
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Questions Asked on
November 2, 2012

  1. Math

    2. Rename .709 as a percent. a. 709% b. 70.9% * c. 79% d. 7.09% 4. Alice plays basketball. In one game she shoots 21 free throws and makes 81.25% of them. Estimate how many free throws she makes. a. about 16 b. about 2 c. about 20 d. about 14 5. Estimate

    asked by Jman

  2. physics

    The wheels of a midsize car exert a force of 2100 N backward on the road to accelerate the car in the forward direction. If the force of friction including air resistance is 250 N and the acceleration of the car is 1.80 m/s2, what is the mass of the car

    asked by Anonymous

  3. physic question

    Two children are playing a game in which they try to hit a small box on the floor with a marble fired from a spring-loaded gun that is mounted on a table. The target box is horizontal distance D = 2.15 m from the edge of the table, see the figure. Bobby

    asked by mujisen

  5. calculus

    Water is pouring into a conical vessel 15cm deep and having a radius of 3.75cm across the top. If the rate at which the water rises is 2cm/sec, how fast is the water flowing into the conical vessel when the water is 4cm deep?

    asked by Arvin

  6. Chemistry

    The combustion of how many moles of ethane would be required to heat 838 grams of water from 25.0 to 93.0 degrees C? Assume liquid water is formed during the combustion.

    asked by k

  7. math

    Alexa and Emma are looking up at their house from the backyard. From alexa's point of view, the top of the house is at an ang;e of elevation of 40 degree. From Emma's point of view, directly closer to the house, it is 60 degree. The house is 15 metres

    asked by Dan

  8. Social Studies

    I am having a hard time with economics - we just started in my social studies class. Can I have help with my homework, please? 1. What phrase best defines competition? (1 point) just one main buyer of a good or service just one main seller of a good or

    asked by George

  10. calculus

    Find the minimum amount of tin sheet that can be made into a closed cylinder havin g a volume of 108 cu. Inches in square inches.

    asked by Arvin

  11. Physics

    As part of a physics experiment, you stand on a bathroom scale in an elevator. Though your normal weight is 690 N, the scale at the moment reads 588 N. (a) Is the acceleration of the elevator upward, downward, or zero? (b) Calculate the magnitude of the

    asked by James

  12. Numerical Analysis

    Use Taylor series expansions (zero through fourth order) to predict f (2) for f (x) = ln(x) with a base point at x = 1. Determine the true percentage relative error for each approximation.

    asked by jessy

  13. physics

    a drunken motorist who is moving at a constant velocity of 90 km/h passes a stationary police patrol car. The patrol car immediately gives chase at a constant acceleration and catches up with the motorist after a distance of 10 km. Calculate the time taken

    asked by sarah

  15. math

    Suppose there are 21 students in your class. If the teacher draws 2 names at random, what is the probability that you and your best friend will be chosen? 2/21 1/20 1/105 2/10

    asked by sakiera

  16. Math Help :)

    Mrs. Miller sells a house for $179,000. If she earns a commission of 6%, how much money does she earn? Write a proportion and show your work.

    asked by Jman

  17. Physics

    A traffic light hangs from a pole as shown. The uniform aluminum pole AB is 7.70m long and has a mass of 11.0kg. The mass of the traffic light is 27.5m. 1. Determine the tension in the horizontal massless cable CD. 2. Determine the vertical and horizontal

    asked by Kristen

  18. physics

    a long jump athlete take off at 25 degree with the horizontal and achieves a jumping distance of 9.12 m. Calculate initial take off speed.

    asked by niyah

  20. math

    A set of n = 5 pairs of X and Y values has SSX = 4, SSY = 16 and SP = 8. For these data, what is the Pearson correlation?

    asked by meka

  21. math

    If you deposit money in a savings account with an interest rate (APR) of 5% and the account compounds quarterly, which is your annual percentage yield (APY)? Convert your answer to a percent and round it to two decimal places.

    asked by laurin

  22. Math

    A street light is mounted at the top of a 15-ft-tall pole. A man 6 ft tall walks away from the pole with a speed of 7 ft/s along a straight path. How fast is the tip of his shadow moving when he is 45 ft from the pole?

    asked by AH

  23. chemistry

    a real gas is introduced to a flask of volume v. is the corrected volume of the gas greater or less than V? Ammonia has a larger a value than neon does. What can you conclude about the relative strength of the attractive forces between molecules of ammonia

    asked by Justme

  25. Chem help

    For which of the following molecules would the intermolecular forces be influenced mainly by dipole-dipole forces? PH3 CH3OHO HF C2H5OH CH3COCH3 how do I determine this

    asked by Lindsey

  26. calculus

    Water is poured into a conical tank 6m across the top and 8m deep at the rate of 10m/min. How fast is the water level rising when the water in the tank is 5m deep?

    asked by Arvin

  27. mechanics 12

    A 1.8 kg breadbox on a frictionless incline of angle θ = 37° is connected, by a cord that runs over a pulley, to a light spring of spring constant k = 120 N/m, as shown in the figure below. The box is released from rest when the spring is unstretched.

    asked by kunal

  28. geometry

    If mS = 75°, what is mU?

    asked by Taylor

  30. math

    How long (in years) will it take your money to triple at an annual percentage rate of 5% compounded annually? Use logarithms to solve. Round and show 2 decimal places.

    asked by laurin

  31. math

    A set of X and Y scores has SSX = 10, SSY = 20, and SP = 8. What is the slope for the regression equation?

    asked by meka

  32. Science

    Choose the CORRECT statement concerning blood vessels. A. Venules control blood flow through capillaries B.Arterioles drain blood from capillaries. C.Veins have thinner walls, but more valves than arteries. D.Nutrient exchange may occur along arterial

    asked by Kari

  33. math

    A number cube is rolled and a coin is flipped. Predict how many times you would get heads and a number less than 3 in 240 trials. 60 40 30 20

    asked by sakiera

  35. chemistry

    Balance the following equation: K2CrO4+Na2SO3+HCl--->KCl + Na2SO4+CrCl3+H2O Enter the coefficients for each compound, separated by commas, in the order in which they appear in the equation (e.g., 1,2,3,4,5,6,7).

    asked by Angie

  36. physics

    A pelican flying along a horizontal path drops a fish from a height of 4.7 m. The fish travels 7.7 m horizontally before it hits the water below. What was the pelican’s initial speed? The acceleration of gravity is 9.81 m/s2 . Answer in units of m/s

    asked by marco

  37. chemistry

    Given that ?Hf for OH- ions is -229.6 kJ/mol, calculate the enthalpy of neutralization when 1 mol of a strong monoprotic acid (such as HCl) is titrated by 1 mol of a strong base (such as KOH) at 25 degrees C

    asked by antonette

  38. geometry

    A regular pentagonal pyramid has a side length of 4 mm, an apothem that measures 3 mm, and a height of 4.1 mm. What is the volume of the pyramid?

    asked by Jade

  40. Chemistry

    The ¡°air¡± that fills the air-bags installed in automobiles is actually nitrogen gas produced by the decomposition of sodium azide, NaN3. Assuming that the decomposition of sodium azide produces both nitrogen and sodium metal (Na), what volume, in

    asked by Jim

  41. calculus

    Use implicit differentiation to find an equation of the tangent line to the curve at the given point. x2 + 2xy − y2 + x = 17, (3, 5) (hyperbola)

    asked by kela

  42. math

    For a sample of n = 20 individuals, how large a Pearson correlation is necessary to be statistically significant for a two-tailed test with a = .05?

    asked by meka

  43. physics

    The force of friction between a crate and the floor it is sliding over depends on? a. the speed the crate is moving over the floor with b. the surface area of the crate in contact with the floor c. how much force you are exerting on the crate parallel to

    asked by ashley

  45. math

    There are 6 red marbles, 8 blue marbles, and 11 green marbles in a bag. What is the probability that you will randomly draw either a red or a blue marble? 24% 56% 32% 10%

    asked by sakiera

  46. physics

    A tractor pulls a loaded wagon with a constant force of 300 N. If the total mass of the wagon and its contents is 275 kg, (a) what is the wagon's acceleration? (b) Assuming the wagon started from rest, how far does the tractor travel in 4.00 s?

    asked by Anonymous

  47. Science

    A mixture is prepared by adding 100 ml of 0.10M Na2CrO4 to 100.ml of ).10 N AgNO3. A precipitate forms in this mixture. The precipitate is separated from the mixture by filtration. Question: What quantity of solid product is produced?

    asked by Natasha

  48. math

    At a carnival game, there is a 38% probability of winning a prize. What is the probability of not winning a prize? 38% 50% 62% 76%

    asked by sakiera

  50. CHEM

    what volume would 10.5g of nitrogen gas, N2, occupy at 200.K and 2.02atm?

    asked by tracy

  51. physics

    A 48 kg skier starts from rest at a height of H = 28 m above the end of the ski-jump ramp. As the skier leaves the ramp, his velocity makes an angle of 28° with the horizontal. Neglect the effects of air resistance and assume the ramp is frictionless. (a)

    asked by joshwa

  52. physics

    Here's a basketball problem: A 83.0 kg basketball player is running in the positive direction at 7.5 m/s. She is met head-on by a 101.6 kg player traveling at 5.3 m/s toward her. If the 101.6 kg player is knocked backwards at 3.4 m/s, what is the resulting

    asked by shyne

  53. chemistry

    If you calculated a salt-tainted solution to be 3.5%, what is the molarity of this solution? assume the density of this solution is 1.03g/cc. BTW, this is the salinity of sea-water. pls do help thanks.

    asked by Erin 12

  55. Trigonometry

    4. Write the equation of the cosine function with an amplitude of 1/3, a period of 2pi, and a phase shift of 3pi/2. I got 1/3COS(1/2x-3pi), but I really do not think that is correct D: any tips or advice?

    asked by Lauren

  56. algebra

    The dimensions of a playground are 50 feet by 75 feet. You want to double its area by adding the same distance x to the length and width. Find x and the new dimensions of the playground.

    asked by kim

  57. work and energy(physics)

    A mass m = 12.0 kg rests on a frictionless table and accelerated by a spring with spring constant k = 4597.0 N/m. The floor is frictionless except for a rough patch. For this rough path, the coefficient of friction is μk = 0.49. The mass leaves the spring

    asked by Anonymous

  58. mechanics

    The figure below shows a ball with mass m = 0.299 kg attached to the end of a thin rod with length L = 0.388 m and negligible mass. The other end of the rod is pivoted so that the ball can move in a vertical circle. The rod is held horizontally as shown

    asked by ruben

  60. physics

    7.0 kg block moves in a straight line on a horizontal frictionless surface under the influence of a force that varies with position as shown below. How much work is done by the force as the block moves from the origin to x = 8.0 m?

    asked by kunal

  61. chemistry

    Calculate the grams of solute needed to prepare each of the following. 55.0 ml of a 6.50 hcl solution.

    asked by mary

  62. Numerical Analysis

    show that the equation xcosx-2x2+3x-1=0 has at least one solution in [0.2,0.3]

    asked by jessy

  63. Math

    A man starts walking north at 5 ft/s from a point P. Five minutes later a woman starts walking south at 4 ft/s from a point 500 ft due east of P. At what rate are the people moving apart 15 min after the woman starts walking?

    asked by AH

  65. physics

    The collision between a hammer and a nail can be considered to be approximately elastic. Estimate the kinetic energy acquired by a 10-g nail when it is struck by a 550-g hammer moving with an initial speed of 3.8 m/s.

    asked by stoic-rider77

  66. economics

    Suppose a persona quits a job paying $40,000 per year and starts a business with $100,000 withdrawn from a money-market account earning 8 percent per year. The implicit cost of the business is ____ for the entrepreneurs time plus _____ for the

    asked by brian

  67. Physics

    A sphere with a moment of inertia 0.658mr2 and mass m and radius r rolls without slipping along the track shown on a planet where the acceleration due to gravity is g. It starts from rest at a height h = 4.87R above the bottom of the circular loop of

    asked by REEEEEEEE

  68. AP physics B

    A billiards cue ball of mass 0.380 kg has a perfectly elastic head-on collision with a standard pool ball. The second pool ball which started at rest travels with a speed which is half the original speed of the cue ball. (a) Calculate the mass of the pool

    asked by Need help fast

  70. Chemistry

    Assuming all gases are at the same temperature and pressure, how many milliliters of hydrogen iodide are produced from 155 of ?

    asked by Elaine

  71. physics

    A pelican flying along a horizontal path drops a fish from a height of 4.7 m. The fish travels 7.7 m horizontally before it hits the water below. What was the pelican’s initial speed? The acceleration of gravity is 9.81 m/s2 . Answer in units of m/s

    asked by marco

  72. physics

    A 601-kg car stopped at an intersection is rear-ended by a 1660-kg truck moving with a speed of 14.5 m/s. If the car was in neutral and its brakes were off, so that the collision is approximately elastic, find the final speed of both vehicles after the

    asked by stoic-rider77

  73. Chem

    A 53.31-g sample of water at 88.8 degrees C is added to a sample of water at 23.9 degrees C in a constant- pressure calorimeter. If the final temperature of the combined water is 43.3 degrees C and the heat capacity of the calorimeter is 26.3 J/degrees C,

    asked by k

  75. statistics

    A leading company chemically treats its product before packaging. The company monitors the weight of product per hour that each machine treats. An SRS of 90 hours of production data for a particular machine is collected. The measured variable is in pounds.

    asked by appy

  76. calculus

    The Cost C of a product is a function of the quantity x of the product: C(x)=x^2-400x+50.Find the quantity for which the cost is minimum.

    asked by Arvin

  77. physics

    two -8.1 nC charges, are each separated by 5.0 mm from a proton. If the two negative charges are held fixed at their locations and the proton is given an initial velocity v, what is the minimum initial speed v that the proton needs to totally escape from

    asked by riiii

  78. economics

    Assume that demand for product A can be expressed as QA = 500 ¨C 5PA + 3PB and demand for product B can be expressed as QB = 300 ¨C 2PB + PA. Currently, market prices and quantities for these goods are PA, = 5, PB = 2, QA = 481, and QB = 301. a. Suppose

    asked by Imran

  80. physics please help

    In a physics laboratory experiment, a coil with 170 turns enclosing an area of 10cm^2 is rotated from a position where its plane is perpendicular to the earth's magnetic field to one where its plane is parallel to the field. The rotation takes 5.0×10^2 s

    asked by henry

  81. Algebra 2

    3Y + 6x = 18 4y – 12x = -16 a.) Get each equation in slope-intercept form. b.) Identify the slope and the y-intercept of each equation. c.) Find the x and y-intercepts of each line.

    asked by Jackie

  82. Science

    How does the discovery of seafloor spreading help to explain the mechanism behind why plates move? Explain your answer.

    asked by Jman

  83. Physics

    A swimming pool filled with water to its edge, the depth of the water is 2m and an electric lamp is placed at a distance equals 8m from the edge of the pool over a column its height 6m. Calculate the length of non-apparent part from the pool bottom with

    asked by Anab

  85. math

    Two cars leave the same point at noon. One car travels North and the other car travels East. Suppose the North bound car is travling 40mph and after two hours, the two cars are 100 miles apart. How fast is the other car going?

    asked by dell

  86. Finance

    6. You are considering an investment in a one-year government debt security with a yield of 5 percent or a highly liquid corporate debt security with a yield of 6.5 percent. The expected inflation rate for the next year is expected to be 2.5 percent. a.

    asked by Heather

  87. Math

    Rahul's father is 3times as old as rahul.four year ago,his father was 4times as old as rahul.how old is rahul? Ans is 12yrs

    asked by Simran kaur

  88. algebra

    Solve each porportion. 2/3 = 1.2/x x=?

    asked by Anonymous

  90. Person Financial

    The Internal revenue service adjust the value of an exemption was exemption base on inflation (and rounded to the nearest $500. If the exemption was $3,100 and inflation was 4.7 percent this year, what would be amount of the exemption will it be next year?

    asked by willie

  91. English

    1. He had to check the oven every 15 minutes. 2. He had to check the oven every 15th minute. (Are both grammatical?) 3. Mom will give me turkey sandwich for lunch for the next two week. (Is 'for lunch' an adjective pharase or an adverbial phrase? Does 'for

    asked by rfvv

  92. algebra

    If f(x) = x2 - 3x + 5 and g(x) = 3x. Find (f · g)(x).

    asked by Anonymous

  93. home economics

    a firm produces 20 units of output at a market price of #5, a marginal cost of $5, and an average cost of $3. what is the firms economic profit and is the firm maiximizing its economic profit. Is the formula market price-average cost x quantity 20?

    asked by tom

  95. physics

    At a certain instant, a particle-like object is acted on by a force F = (4.0 N) ihat - (3.0 N) jhat + (9.0 N) khat while the object's velocity is v = - (2.0 m/s) ihat + (4.0 m/s) khat. What is the instantaneous rate at which the force does work on the

    asked by franck

  96. MATH.... HELP

    Toronto and Vancouver are 3150km apart. A plane cruises at about 850km/hour. At this rate about how long (in hours and minutes) will it take to fly to Vancouver from Toronto? If he left Vancouver at 10:00 am and Toronto is 4 hours ahead of Vancouver what

    asked by Sarahh

  97. math

    Mr Hash bought some plates at a yard sale. After arriving home he found that 2/3 of the plates were chipped, 1/2 were cracked, 1/4 were both chipped and cracked only 2 plates were w/o chips or cracks. How many plates did he buy in all?

    asked by dell

  98. Math

    Carlos had 7 cups of chocolate chips. He used 1 2/3 cups to make a chocolate sauce and 3 1/3 cups to make cookies. How many cups of chocolate chips does Carlos have now?

    asked by Shion

  100. Math

    Jared can paddle his canoe 1 mile upstream in 1 hour, but it takes only a half hour to paddle back the same distance. Find the speed of water. (Hint: d=rt and the rate or canoe speed, depending on which way he is going.)

    asked by Melissa

  101. statistics

    The purchasing department has suggested that all new computer monitors for your company should be a new design. You want data to assure you that employees will like the new monitors. The next 20 employees needing a new computer are the subjects for an

    asked by appy

  102. Physics

    The force exerted by the floor of an elevator on the foot of a person standing on it is more than the weight of the person if the elevator is 1.going up and slowing down 2.going up with constant speed 3.going down and speeding up 4.going down and slowing

    asked by Ajai

  103. Math

    I'm only aloud to manipulate one side of the problem and the end result has to match the other side of the equation Problem 1. sinx + cosx + sinx + tanx + cosxcotx = secx + cscx Problem 2. ((sinx + cosx)/(1 + tanx))^2 + ((sinx - cos^2x)/(1 - cotx))^2 = 1

    asked by Alycia

  105. physics

    For a glass lens submerged in water (n=1.33), the critical angle of incidence at which total internal reflection begins to happen is 60.1 degrees. What is the index of refraction of the glass?

    asked by Tom

  106. Intermediate Algebra

    multiply. Leave your answer in exponential form (-15x^4y) (-6xy^5)

    asked by Anonymous

  107. Definition question? I think.

    My homework says something about recreation locations in Canada. What does recreation location mean?

    asked by rawr... im a dinosaur.... rawr

  108. Science

    1. Who is an oncologist ? 2. Allergic reactions are caused by antibodies of which group?

    asked by Ajai

  110. composition&communication

    I am in the middle of a draft for my final essay I would like to know what you think and if you think there is something that should be added, deleted, or changed please tell me. This essay is a compare/contrast essay about flat irons and curling irons. I

    asked by Katelynn

  111. Chemistry

    How to solve: What is the final concentration of sucrose if 300.mL of a 1.2M solution of sucrose is diluted to a volume of 0.60L ?

    asked by Anonymous

  112. algebra

    Draw the shape that a mowing machine would make given these instructions. Go to (-7,7).Lower blade. Cut to (-7,1). Raise blade. Go to(-4,7).Lower blade. Cut to (-4,1). Raise blade. Go to (-7,4).Lower blade. Cut to (-4,4). Raise blade. What is the shape.

    asked by Lady M

  113. SAT Essay

    Assignment: Can knowledge be a burden rather than a benefit? Plan and write an essay in which you develop your point of view on this issue. Support your position with reasoning and examples taken from your reading, studies, experiences, or observations

    asked by Sanya

  115. spanish

    Need help unscrambling mpulchescisae think it is the marigold flower for the day of the dead celebration - cempasuchil but not enough letters. Thanks

    asked by Jill

  116. Chem Lab

    Aspirin synthesis and Analysis: Calculate theoretical yield of ASA? Used 3.5mL of acetic anhydride and 1.5g of salicylic acid.

    asked by Cris

  117. Physics

    What push parallel to a 42 incline is required to just start a 340 N block sliding up the plane? us = 0.6

    asked by MA

  118. physics 11

    The loaded cab of an elevator has a mass of 3.0 multiplied by 103 kg and moves 161 m up the shaft in 23 s at constant speed. At what average rate does the force from the cable do work on the cab?

    asked by rafeh

  120. biochemistry

    Enzyme X is a highly pigmented protein that imparts the characteristic color to certain blue-green algae. It also facilitates a reaction necessary to the survival of this species; we can follow the kinetics of this reaction by measuring the conversion of

    asked by Ama

  121. Physics

    A car (mass 800 kg) is traveling with a speed of 37 mi/h. A bug (mass 8.7 mg) is traveling in the opposite direction. What speed would the bug need in order to slow down the truck by one mile per hour in a big bug splash (i.e., final speed 36 mi/h)?

    asked by KT

  122. Physics

    Trace by drawing the path of a ray of light shown in 90 degrees. This ray is incident in a perpendicular direction on the figure through a glass triangular prism on one side of the right angle. Given that the two sides of the right angle are equals and

    asked by Anab

  123. chemistry

    how much energy is released when 496 grams of ethylene (46.0 grams/moles) vapor condenses? the heat of vaporization of ethylene is 38.6 kj/mol.

    asked by Anonymous

  125. English

    1. He only comes home during school breaks and Thanksgiving. 2. He only comes home during school vacations and Thanksgiving. (Are both grammatical? What is the difference between 'breaks' and 'vacations?)

    asked by rfvv

  126. math

    if the $180 you spend on room and board represents 3/5 of your monthly income, what is your monthly income?

    asked by dell

  127. math

    an end-of-season sale for winter clothes advertise 30% to 45% off the original piece. What was the highest original price of a jersey that is now on sale for $12.99. Give your answer as a decimal rounded to the hundredths place.

    asked by dell

  128. college algebra

    given the function f(x)= x^3+3x find the rate of chnge between the two values x:1 to 2 find the equation of a secant line containing the given points (1,f(1) and (2,f(2))

    asked by zachary

  130. Chemistry

    I have 0.009 moles of CaCO3 and I needed to find how many moles of CO3 are in the CaCO3. I am just making sure I am doing this correctly. 0.009 mol CaCO3 x 60.01/100.09= 0.54g CO3 0.54g CO3/ 100.09g CaCO3 = 0.005 mol CO3

    asked by Matt

  131. Physics

    To reduce its rotational inertia, an engineer proposes drilling three holes in a large wheel of radius R. The holes are to be centered midway between the center and edge of the wheel. What should be their radii (in terms of R) if drilling the holes is to

    asked by John

  132. health

    Cigarette features that reduce the yield of machine-measured tar such as, in light cigarettes, also reduce the yield of nicotine. Because smokers crave nicotine, they may, ________. A. Inhale less deeply, take smaller, quicker, or less frequent puffs B.

    asked by vanessa

  133. Chemistry

    What is the mole fraction sodium acetate of a solution made by adding 0.145 g of sodium acetate to 119 ml water?

    asked by Steve

  135. science(reading)

    "he proved the existence of neutrons - elementary particles devoid of any electrical charge. In contrast with the helium nuclei (alpha rays) which are charged, and therefore repelled by the considerable electrical forces present in the nuclei of heavy

    asked by Samantha

  136. Physics

    A flywheel for energy storage in a hybrid gasoline-electric car is a ring-shaped rotor of mass 50 kg, designed to rotate at 30000 rpm. At that speed it stores 10 MJ of energy (equivalent to about a cup of gasoline). What is the ring's diameter?

    asked by Blake

  137. calculus

    explain in your own words the process used to conclude that the derivative of a cubic function is a quadratic one

    asked by Navroz

  138. calculus

    describe in your own words how you would determine the instaneous rate of changeof a function using the different methods

    asked by Navroz

  140. Math 9 pleese help

    Justin wants to build a multi media room. 1/2 of the room will be for a home movie theater. 1/2 of the home theater will have comfy seats. The comfy seats will take up 24 m. 1. Draw the room and label all the areas 2. What are all the possible dimensions

    asked by Maya

  141. Maths

    Two no. are in the ratio 5:8. If the sum of the no. is 195.find the no. Ans is 75 nd 120 plz gve me sltn

    asked by Simran kaur

  142. Case Management

    Intervention planning involves both treatment planning and service planning. Treatment planning involves planning for clinical or therapeutic services, while service planning involves the linking of clients to services for comprehensive assistance.

    asked by Kristi

  143. 7th grade science Ms. Sue please check

    Hi! Can you check my answers please and I need help on 4 and 5 I cannot find the answers!!!! Please help! 2. _____ transports materials within a cell and between cells and makes up ______ percent of most organisms. (1 point) Fat; 60 Protein; 40 Sugar; 75

    asked by Delilah

  145. college algebra

    given function f(X)=X^3+3x findthe rate of change between the two stated values for x:1 to 2 find the equation of a secant line (1,f(1)and(2,f(2))

    asked by zachary

  146. Numerical Analysis

    We know that e (base of the natural logarithm) is 2.7182818. If we estimate this number with XA = 2.71828, what is the significant number of digits that XA approximates the e?

    asked by jessy

  147. college math

    A $8700 personal loan at 5.5% compounded monthly is to be repaid over a 4 year term by equal monthly payments. a) calculate the interest and principle component of the 18th payment b) how much interest will be paid in the third year of the loan?

    asked by sasha

  148. writing

    write a paragraph about this sentence . i`m a busy person

    asked by English writting

  150. Math

    This is a 3rd grade math problem that my son had on homework. Can you explain how to derive the answer for this problem? The problem, as wriitten, is below.... I have 10 thousands, 11 tens, 12 hundreds, and 0 ones. What number am I? Thank you

    asked by Math Mom

  151. Algerbra

    George pays a flat amount for the first 200 minutes plus so much for each additional minute on his cellular phone each month. Last month it cost him $33.78 for 244 minutes of use. The previous month it cost $38.94 for 287 minutes of use. What are the flat

    asked by Melissa

  152. English, Social studies

    1. We had a sleepover at Susan's house. 2. We had a sleepover party at Susan's house. (Which expression is correct? Are both grammatical?) Q2: Do only girls have a sleepover? How about boys? Do they have sleepover parties? Do all teenagers have sleepover

    asked by rfvv

  153. Math

    In a 2digit no. ,the face value of the digit at the tens place is four times dat of the digit at ones place. If 54 is substrctd frm the no. ,the digit are reversed.find the no. Ans is 82

    asked by Simran kaur

  155. English

    1. Mom will give me turky sandwiches for lunch for the next two weeks. 2. Mom will give turky sandwiches for lunch to me for the next two weeks. (Are both right?) 3. Mom will give me turky sandwiches for lunch during the next two weeks. (Can we substitute

    asked by rfvv

  156. calculus

    Find the minimum distance from a point (6,3) to the parabola y^2=8x.

    asked by Arvin

  157. chemistry

    what would happen to the accuracy and precision of the measurement if the mass is measured to 10th of a gram instead of a thousandth of a gram. would the result be higher or lower than the true value.

    asked by Anonymous101

  158. Geo- 7th Grade

    What are the Atlantic Provinces?

    asked by rawr... im a dinosaur.... rawr

  160. Poem

    I need help about starting poem. My subject is a bad day

    asked by Jman

  161. Diploma Maths

    Evaluate the definite integrals ç[-2,0,(e^2+1),x] + ç[0,1,2 cos(x),]

    asked by sean de la Harpe

  162. Chem Lab

    I don't know how to obtain theoretical yield.

    asked by Cris

  163. geometry

    What is the endpoint of a segment with endpoints -33 and 47?

    asked by Miranda

  165. literature

    What lessons about life are presented by Khalil Gibram, Albert Camus, and Confucius? Im writing an essay on them and need to know some facts before I start writing giberish. thanks in advance

    asked by anonymous

  166. health

    A typical smoke will take ___ on a cigarette over a period of 5 minutes that the cigarette is lit. A. 1 puff B. 5 puffs C. 10 puffs D. 15 puffs I put c and i got it wrong

    asked by vanessa

  167. math

    {26=(12 =4)divided by 2}-{45 divided by (14-5)}

    asked by marci

  168. AP Calc.

    find the equation of the tangent line to f(x)=square root x passing through (-4,0)

    asked by asaereay

  170. Maths

    The numerator of a fraction is less than its denominator is increased by 9 and the numerator by 2,the fraction bcms two-third.find d fractn. Ans is 26/33

    asked by Simran kaur

  171. Math

    Find two consecutive odd no. Whose sum is 76. Ans is 36,39 gve me ful sltn

    asked by Simran kaur

  172. English

    1. We had so much fun! 2. We enjoyed ourselves so much! 3. We really enjoyed ourselfes! 4. We had a very good time! 5. We enjoyed ourselves very much! 6. We enjoyed ourselves too much! (Are they all the same?)

    asked by rfvv

  173. chemistry

    What is the partial pressure of CO2 (torr)in exhaled breathe at 37 degree C. if the partial pressure of O2 is 116 (torr) and that of Nitrogen is 569 (torr). Assume atmospheric pressure is 1 atm. kindly help me with this problem

    asked by Erin 12

  175. college algebra

    given the functionf(x)=x^3+3x find the rateof change between the two stated values for x:1 to 2 find the equation of a secant line containig the given points (1,f(1))and (2,f(2))

    asked by zachary

  176. Math

    I can only manipulate one side of the equation and the end result should be equal to the other side. please help. ((sinx + cosx)/(1 + tanx))^2 + ((sinx - cosx)/(1 - cotx))^2 = 1

    asked by Alycia

  177. Numerical Analysis

    Use Taylor series expansion (degree 0 to 6) about x’=pi/4 to find an approximation for f(x) = cosx at point x=pi/3 and then compare the result with the exact data

    asked by jessy

  178. eco/365

    Current and expected government policies and regulations, including taxes and regulations in place to address issues related to externalities realated to the cell phone industry as a whole. help please

    asked by at

  180. chemistry

    heat of 100g of water when transfer -10C to 150C using this equation q=¡ò_(T_2)^(T_1)¢Æc_p dT

    asked by Anonymous

  181. personal statement

    this is my personal statement. please check my grammar and what other stuff i can add or remove? thanks Ever since I was a little kid and till a year ago, I really didn’t know what I wanted to be in life. I imagined myself to be a teacher when I was 8

    asked by help me

  182. composition&communication

    Flat Irons vs. Curling Irons Do you have trouble deciding what heated styling utensil will be best for your hair? Both the curling iron and flat iron offer diversity with their styles, tips, results, damage affects, and amount of time each take for

    asked by Katelynn

  183. Algebra

    i'm a 2 digit number. the sum of my digit Is 12.my tens digit is 4 more than my ones digit. what numberam i ?

    asked by Kevin

  185. Health care management

    Define access to healthcare and how it may be measured? From your readings, and in your opinion, is having access and utilizing healthcare services a right or a privilege? Explain your position.

    asked by Julio

  186. Maths

    If a no. Is doubled and the result is increased by 8,we get 40.what is the no.? Gve me ful sltn plz and ans is 16

    asked by Simran kaur

  187. Maths

    A no. Plus two-third of itself plus one half of itslf plus one-seventh of itslf equals 97.find the no. Ans is 42

    asked by Simran kaur

  188. precal

    please help i can't find the answer for this question. i can only manipulate one side of the equation and the end result has to equal the other side. Problem 1. ((1 + sinx)/cosx) + (cosx/(1 + sinx)) = 2secx

    asked by Aly

  190. literature

    what changes are in the archetypes in Whale Rider and Antigone?

    asked by markiesha

  191. MATH 9 HELP!!

    Justin wants to build a multi media room. 1/2 of the room will be for a home movie theater. 1/2 of the home theater will have comfy seats. The comfy seats will take up 24 m. 1. Draw the room and label all the areas 2. What are all the possible dimensions

    asked by Maya

  192. college algebra--please

    I am not understanding this question and I have read the chapter many times. Please help. given the function of f(x)=4x-8 a. find the the rate of change between the stated values for x:5 to 7 b. find the equation of a secant line containing the given

    asked by ladybug

  193. college algebra

    graph the following function using transformations, be sure to graph all of the stages one graph, state the domain and the range y=x^2+12x

    asked by zachary

  195. English

    Posted by rfvv on Friday, November 2, 2012 at 10:46pm. 1. Mom will give me turky sandwiches for lunch for the next two weeks. 2. Mom will give turky sandwiches for lunch to me for the next two weeks. (Are both right?) 3. Mom will give me turky sandwiches

    asked by rfvv

  196. Numerical Analysis

    show that f(x)=xsinπx-(x-2)lnx has at least one zero derivative in [1,2]

    asked by jessy

  197. History

    What changes in the Constitution did the Federalists of New England propose? Help?

    asked by Cora

  198. health

    Drinking during pregnancy can cause A.attention deficit disorder in child B.Poor academic performnce in child C.Birth defects in child D.All of the above I put D but i got it wrong

    asked by vanessa

  200. MATH,statistics

    At a recent scotch-tasting party, 20 faculty members and their (opposite sex) spouses were guzzling it back pretty well. One person quite correctly noticed that the women seemed to be drinking more than the men. If the mean number of drinks had by the men

    asked by Tanya

  201. Diploma Math

    A small object travels with a velocity of v=4-t^2 where t is the time in seconds, recorded from t=0, and v is the velocity in metres/second. a) Draw a graph of v(t) for 0¡Üt¡Ü3. b)Find ¡Ò[0,3,(4-t^2),dt] c) Use a suitable geomentric method to

    asked by sean de la Harpe

  202. math

    Let f be a real value function and x Î Df then 0 lim ( ) ( ) h f x h f x ® h + - when it exists is called A) The derivative of f at a B) The derivative of f at h C) The derivative of f at x D) The derivative of f at x = h

    asked by Zaheer

  203. maths

    a multiply b =12 b multiply c=13 c multiply d=14 what is the answer for abcd=???

    asked by john

  205. pe

    pe and science objectives

    asked by salah

  206. Maths

    Find three no. Such that,the 2nd is twice the 1st,the 3rd is three times the first and their sum is 180. Ans is 30,60,90

    asked by Simran kaur

  207. physic

    difference between the type of wave formed in the wire and the formed in the air?

    asked by danisa

  208. precal

    fixed typo ((sinx + cosx)/(1 + tanx))^2 + ((sinx - cosx)/(1 - cotx))^2 = 1

    asked by Aly

  210. 7th grade science Ms. Sue pleae only 1 question

    1. Gene therapy research uses _______ to alter defective hereditary material. (1 point) bacteria cells interferons viruses Is the answer viruses? Or maybe its cells?

    asked by Delilah

  211. Calculus 2

    the integral from 0 to 1/4 of arcsin(x^(1/2))dx.

    asked by Heather

  212. math

    Determine where the function is concave upward and where it is concave downward. g(x)=-x^2+7x+9

    asked by Britney

  213. calculus

    find the derivative of 9^8^x^2

    asked by kela

  215. college algebra

    graph the following function using transformations, be sure to graph all of the stages on one grph, state the domain and range y= x^2 +12x

    asked by zachary

  216. trig

    2 cos(theta-13)= square root of 3

    asked by john

  217. Math

    If jimmy had 30 apples and gave 14 away. What fraction would that be

    asked by Eric

  218. College Algebra

    Simplfy the expresión using the laws of exponentes . 1. (-2x^2*y^-4)^3 2. (-4x^-6y^3)(2x^3y^-9)

    asked by Anhisha
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