Questions Asked on
October 31, 2014

  1. Algebra 1B

    A box shaped like a rectangular prism has a height of 17 in and a volume of 2,720 in³ The length is 4 inches greater than twice the width. What is the width of the box? –10 in 8 in (my answer???) 20 in 40 in *

    asked by Anonymous
  2. calculus

    Consider the function f(x) = x^4 - 18 x^2 + 4, \quad -2 \leq x \leq 7. This function has an absolute minimum value equal to and an absolute maximum value equal to

    asked by Alessandra Romano
  3. Solving inequalities

    If N is the set of natural numbers that are factors of 20, choose the selection below that correctly shows this set in roster form. I've been so stuck I feel dumb someone help me please..

    asked by Tapia
  4. math

    kamala had 5026 grams of flour in a canister. she bought a 4157 gram bag of flour. she poured some flour from the bag to the canister. as a result, the mass of the flour in the canister is now twice the mass of the flour left in the bag. how much flour is

    asked by trig
  5. chemistry

    A bag of potato chips contains 575mL of air at 25.0∘C and a pressure of 765mmHg . Assuming the bag does not break, what will be its volume at the top of a mountain where the pressure is 458mmHg and the temperature is 10.0∘C?

    asked by Anon
  6. FINANCE

    8. Suppose that the current one-year rate (one-year spot rate) and expected one-year T-bill rates over the following three years (i.e., years 2, 3, and 4, respectively) are as follows: 1R1 = 5 percent, E(2r1) = 6 percent, E(3r1) = 7.5 percent E(4r1) = 6.85

    asked by Anonymous
  7. Genetics

    Consider the cross AaBbCcddEe X AABBccDDEe. If these 5 allele pairs all assort independently, then the probability that any individual offspring will have the genotype AaBBCcDdEE is 1 out of???

    asked by Pre-med student
  8. physics

    A 2.0kg book is lying on a 0.74m high table. You pick it up and place it on a bookshelf 2.0m above the floor

    asked by carlos
  9. Organic Chemistry

    1) Calculate the partition coefficient of caffeine in water/methylene chloride from the following data: 10.3 g/100 mL for methylene chloride and 2.04 g/100 mL for water. 2. A student is sure that 0.500 grams of caffeine is dissolved in 125 mL of water. The

    asked by Jaimie
  10. statistics

    The physical plant at the main campus of a large state university receives daily requests to replace florecent lightbulbs. The distribution of the number of daily requests is bell-shaped and has a mean of 37 and a standard deviation of 3. Using the

    asked by Huong Nguyen
  11. FINANCE

    3. Unbiased Expectations Theory One-year Treasury bills currently earn 5.50 percent. You expect that one year from now, one-year Treasury bill rates will increase to 5.75 percent. If the unbiased expectations theory is correct, what should the current rate

    asked by Dashawn
  12. P.E. HEALTH

    True or False: The main process for digestion takes place in the stomach. Is the answer False?

    asked by molly
  13. chemistry

    We have of ice at -11.9°C and it is ultimately completely converted to liquid at 9.9°C. For ice, use a specific heat (Cs) of 2.01 J/gK, for liquid water use a specific heat of 4.18 J/gK, and ΔHfusion = 6.01kJ/mole, Molar mass H20 = 18.01g/mol. If

    asked by Thanh
  14. Algebra 2

    Dymond is painting a rectangular banner for a football game. She has enough paint to cover 120 ft^2. She wants the length of the banner to be 7 ft longer than the width. What dimensions should Dymond use for the banner?

    asked by Taylor
  15. Physics

    A billiard ball of mass m = 0.250 kg hits the cushion of a billiard table at an angle of θ1 = 58.8° and a speed of v1 = 28.4 m/s. It bounces off at an angle of θ2 = 71.0° and a speed of v2 = 10.0 m/s. (a) What is the magnitude of the change in momentum

    asked by Maddie
  16. Physics

    Three children are fighting over a toy. One child pulls on the toy with a force of 100N at an angle of 37° north of east. The second child pulls on the toy with a force of 200N south. The third child pulls with a force of 250N at an angle of 20° south of

    asked by Rose
  17. Math

    A man has $1.15 in quarters and dimes in his pocket. If he has one more dime than he has quarters, how many of each coin does he have?

    asked by Amanda
  18. FINANCE

    7. Forecasting interest rates Assume the current interest rate on a one-year Treasury bond (1R1) is 5.50 percent, the current rate on a two-year Treasury bond (1R2) is 5.95 percent, and the current rate on a three-year Treasury bond (1R3) is 8.50 percent.

    asked by Dashawn
  19. Calculus

    The equation of the tangent line to f(x) = \sqrt{x} at x = 64 is y =

    asked by Alessandra Romano
  20. stats

    In the transmission of digital information, the probability that a bit has high, moderate, and low distortion is 0.01, 0.04, and 0.95, respectively. Suppose that three bits are transmitted and that the amount of distortion of each bit is assumed to be

    asked by sam
  21. physics

    A telescope that has a 100 cm focal length objective and a 3.00 cm focal length eyepiece. Find the distance between the objective and eyepiece lenses in the telescope needed to produce a final image very far from the observer, where vision is most relaxed.

    asked by Ashton
  22. Organic Chemistry

    Calculate the partition coefficient of caffeine in water/methylene chloride from the following data: 10.3 g/100 mL for methylene chloride and 2.04 g/100 mL for water. Using the same data a student follows our procedure and extracts the caffeine using 3

    asked by Lola
  23. chem

    A 0.069 gram sample of a metal reacted with HCl and produced 45.31 mL of H 2 gas at 25¡ÆC and 1 atm pressure. The metal is known to react with HCl according to the following reaction, 2 M + 6 HCl > 2 MCl 3 + 3 H 2 What is the molar mass of the metal?

    asked by jhon
  24. physics

    The drawing shows two transverse waves traveling on two strings. The linear density of each string is 0.0483 kg/m, and the tension is provided by a 15.0-N block that is hanging from the string. Determine the speed of the wave in part (a) and part (b) of

    asked by Anonymous
  25. Physics

    Alexis Farias realizes her dream to play golf on the moon. She hits a golf ball with an initial velocity of 23.5m/s at an angle of 35.0 degrees above the horizontal. The acceleration due to gravity on the moon is 1.67m/s^2. A). How long is the golf ball in

    asked by Taylor
  26. calculus please help asap

    true or false questions: a)The derivatives of the reciprocal trigonometric functions can be found using the chain rule and their related base functions. b) A sinusoidal function can be differentiated only if the independent variable is measured in radians.

    asked by Tina
  27. Organic Chemistry

    In a very controlled experiment, a student is sure that 0.500 grams of caffeine is dissolved in 125 mL of water. The student extracts the caffeine using a single extraction of 21 mL of methylene chloride. How much caffeine is in the methylene chloride? How

    asked by Lola
  28. Spanish

    Hola Sra ¡Feliz Halloween! Do my answers look right? Part I ¿Ingestión o intoxicación? Traduzca la conversación siguiente al español utilizando los tiempos compuestos como apropriado. Es importante usar el tono formal (Ud.) ya que una consultación

    asked by Anna
  29. trigonometry

    prove: sinx/sec2x+cosx/csc2x=sin3x

    asked by liger
  30. physics

    The car stationary in front of a red traffic light. As the light turns green , a truck goes past at a constant velocity of 1.5 m/s. At the same moment , the car begins to accelerate at 1.25 m/s 2 . When it reaches 2.5 m/s the car continues at this velocity

    asked by Anonymous
  31. trigonometry

    1-tanx/1+tanx=1-sin2x/cos2x

    asked by liger
  32. algebra 2

    A 16-inch candle is lit and burns at a constant rate. After 30 minutes, the candle is 12 inches tall. Which linear equation models the relationship between h, the height of the candle in inches, and t, the time in hours that it has burned?

    asked by Anonymous
  33. Math

    A mountain pine beetle population can double every year if conditions are ideal. Assume the forest in Jasper National Park,AB has a population of 20 000 beetles. The formula P=20 000(2)^n can model the population,P,after n years. a) How many beetles were

    asked by Cherie
  34. physics

    Assuming you are on Earth, where acceleration due to gravity is 9.81 meters/second2, and you have a pendulum with a cord that is 0.65 meters long, what is the period?

    asked by g
  35. FINANCE

    1. Interest rates A particular security's default risk premium is 3 percent. For all securities, the inflation risk premium is 2 percent and the real interest rate is 2.25 percent. The security's liquidity risk premium is 0.75 percent and maturity risk

    asked by Dashawn
  36. FINANCE

    12. Bond Quotes Consider the following bond quote: a municipal bond quoted at 101.25. If the municipal bond has a par value of $5,000, what is the price of the bond in dollars?

    asked by Anonymous
  37. Science Physics

    A flat-bottom river barge is 30.0 ft wide, 85.0 ft long, and 15.0 ft deep. (a) How many ft3 of water will it displace while the top stays 3.00 ft above the water? (b) What load in tons will the barge contain under these conditions if the empty barge weighs

    asked by Justin
  38. Physics

    Alexis Farias realizes her dream to play golf on the moon. She hits a golf ball with an initial velocity of 23.5m/s at an angle of 35.0 degrees above the horizontal. The acceleration due to gravity on the moon is 1.67m/s^2. A). How long is the golf ball in

    asked by Taylor
  39. FINANCE

    5. Forecasting Interest Rates Assume the current interest rate on a one-year Treasury bond (1R1) is 5.00 percent, the current rate on a two-year Treasury bond (1R2) is 5.75 percent, and the current rate on a three-year Treasury bond (1R3) is 6.25 percent.

    asked by Dashawn
  40. FINANCE

    8. Suppose that the current one-year rate (one-year spot rate) and expected one-year T-bill rates over the following three years (i.e., years 2, 3, and 4, respectively) are as follows: 1R1 = 5 percent, E(2r1) = 6 percent, E(3r1) = 7.5 percent E(4r1) = 6.85

    asked by Dashawn
  41. Chemistry

    A 0.2800 g sample of an unknown acid requires 28.22 ml of 0.1199 M NaOH for neutralization to a phenolphthalein end point. a.) How many moles of OH- are used? b.) How many moles of H+ are found in the acid? c.) What is the calculated equivalent molar mass

    asked by Jess
  42. Width of a square

    A rectangle has an area of 45 square centimeters and a length of 10 centimeters. What is the width of the rectangle? 55 centimeters 35 centimeters 4.5 centimeters 3.5 centimeters (my answer)

    asked by Sara
  43. FINANCE

    10. Bond prices and interest rate An 8 percent coupon bond with 15 years to maturity is priced to offer a 9 percent yield to maturity. You believe that in one year, the yield to maturity will be 6.5 percent. What is the change in price the bond will

    asked by Anonymous
  44. FINANCE

    2. Interest rates A two-year Treasury security currently earns 5.25 percent. Over the next two years, the real interest rate is expected to be 3.00 percent per year and the inflation premium is expected to be 2.00 percent per year. What is the maturity

    asked by Dashawn
  45. Math

    a) prove the identity: Ax(BXC)=B(A*C)-C(A*B) A,B,C vectors x- cross product *-dot product b) use part a) to prove that cross product is not associative.

    asked by larry
  46. Physics

    A skateboarder of mass 38.0 kg is riding her 3.90-kg skateboard at a speed of 5.40 m/s. She jumps backward off her skateboard, sending the skateboard forward at a speed of 8.5 m/s. At what speed is the skateboarder moving when her feet hit the ground?

    asked by kendall
  47. Math

    On December 16, 1811, an earthquake occurred near New Madrid, Missouri, that temporarily reversed the course of the Mississippi River. The quake had a magnitude of 8.8. On October 17, 1989, a calamitous quake measuring 7.1 on the Richter scale occurred in

    asked by Liz
  48. electromagnetic

    Plane x = 10 carries current 100 mA/m along az while line x = 1, y = —2 carries filamentary current 20π mA along az Determine H at (4, 3, 2). pls i need it for my exam

    asked by ASB
  49. chemistry

    How many molecules are in 105 g of sugar (C12H22O11)? Answer in units of molec

    asked by lily
  50. electromagnetic just put the rule

    In a certain material for which µ = 6.5 o  , H = 10ax + 25ay - 40az A/m Find (a) The magnetic susceptibility xm of the material (b) The magnetic flux density (c) The magnetization, (d) The magnetic energy density I just want the rule of them

    asked by Ahmed
  51. Genetics

    What percentage of the F2 offspring predicted in a cross for mice coat color In mice, the allele for black fur is dominant to the allele for brown fur. If a male homozygous black mouse is crossed with a female brown mouse, what percentage of the F2

    asked by Pre-med student
  52. sociology

    Mattie is a new sociology professor at the local college. During her first lecture, she noticed that some students were yawning. Based on her interpretation of the students yawning, Mattie has decided she is a boring teacher. This is an example of the

    asked by sam
  53. Physics

    A 3m long weightless beam is supported at each end by cables (a scaffold). A painter weighing 900N stands 1m from the left cable. Calculate the tension (force) in each cable. I really don't understand this question.

    asked by Anonymous
  54. FINANCE

    4. Liquidity Premium Hypothesis Suppose we observe the following rates: 1R1 = 8 percent, 1R2 = 10 percent, and E(2r1) = 8 percent. If the liquidity premium theory of the term structure of interest rates holds, what is the liquidity premium for year 2, L2?

    asked by Anonymous
  55. Chemistry

    We have of ice at -11.9°C and it is ultimately completely converted to liquid at 9.9°C. For ice, use a specific heat (Cs) of 2.01 J/gK, for liquid water use a specific heat of 4.18 J/gK, and ΔHfusion = 6.01kJ/mole, Molar mass H20 = 18.01g/mol. If 1 mole

    asked by Anonymous
  56. Physics

    A cord 0.65m long exerts a centripetal force of 23N on a whirling 2kg mass tied to the end of the cord. What is the velocity of the whirling mass? Round to nearest tenth. For this problem, I used to formula V = square root of f/rm. I did the square root of

    asked by Rose
  57. Calculus

    Using an appropriate linear approximation approximate 26.9^(4/3).

    asked by Alex
  58. chemistry

    A balloon contains 0.126mol of gas and has a volume of 2.78L. If an additional 7.0×10−2mol of gas is added to the balloon, what will its final volume be?

    asked by Anon
  59. physics

    wheel is spinning with angular speed 8.6 radian/sec.small fractional force on shaft causes a constant angular deacceleration and wheel come to rest in 192 sec.what is angular acceleration and total angle turned during the slow down

    asked by ali
  60. Management of Information Technology (IT 205)

    Assignment System Evaluation Paper Write a 700- to 1,050-word paper identifying and describing how specific system used in an organization has transformed how the organization operates. Discuss how the business requirements drove the system's initial

    asked by Kelly Estep
  61. physics

    A skier leaves the starting gate at the top of a ski ramp with an initial speed of 4.00 m/s (Figure 6-41). The starting position is 120 m higher than the end of the ramp, which is 3.00 m above the snow. Find the final speed of the skier if he lands 145 m

    asked by chris
  62. Mechanical Behavior of Materials

    What controls the Young's modulus in the glassy regime of an amorphous polymer? Sliding between short segments of polymer chains Stretching of molecular bonds Melting of secondary bands, and an increase in free volume Second derivative of the

    asked by zxcv
  63. physics

    A skier leaves the starting gate at the top of a ski ramp with an initial speed of 4.00 m/s (Figure 6-41). The starting position is 120 m higher than the end of the ramp, which is 3.00 m above the snow. Find the final speed of the skier if he lands 145 m

    asked by nic
  64. algbra

    a paddle boat can move at a speed of 14 km/h in still water. the boat is paddled 16 km downstream in a river in the same time it takes to go 8km upstream. what is the speed of the river?

    asked by Anonymous
  65. Math

    150 men live in a certain town: 85 are married 70 have a cell phone 75 own a car 55 are married and have a cell phone 35 have a cellphone and a car 40 are married and have car 30 are married, have a car and have a cellphone. How many men are single and do

    asked by Nia
  66. chemistry

    A chamber has a volume of 17 m3 and operates at a pressure of 4.66 atm. What volume in cubic meters would the air in the chamber occupy if the pressure were changed to 1.64 atm at constant temperature?

    asked by Shatoya
  67. FINANCE

    6. On May 23, 2014, the existing or current (spot) one-year, two-year, three-year, and four-year zero-coupon Treasury security rates were as follows: 1R1 = 4.55 percent, 1R2 = 4.75 percent, 1R3 = 5.25 percent, 1R4 = 5.95 percent Using the unbiased

    asked by Dashawn
  68. Physics

    A 1424-kg railroad car traveling at a speed of 11 m/s strikes an identical car at rest. If the cars lock together as a result of the collision, what is their common speed (in m/s) afterward?

    asked by Ashely
  69. Chemistry

    What is the density, in grams per milliliter, of a salt solution if 210 mL has a mass of 234 g?

    asked by Gili
  70. physics

    If the speed of light through material Z is 2.5 × 108 m/s, what is this material’s index of refraction? The speed of light in a vacuum is 3 × 108 m/s.

    asked by abby
  71. physics

    The car stationary in front of a red traffic light. As the light turns green , a truck goes past at a constant velocity of 1.5 m/s. At the same moment , the car begins to accelerate at 1.25 m/s 2 . When it reaches 2.5 m/s the car continues at this velocity

    asked by rah
  72. Chemistry

    Calculate the kinetic energy of the photoelectron emitted by a metal (threshold energy is 1.50 x 10^-19J) exposed to light of wavelength 5.00 x 10^-7 m (the energy beyond that required to knock electron goes into electron kinetic energy). A) -3/98 x

    asked by Anonymous
  73. Genetics

    Percentage phenotype in eye color in humans In humans, brown eyes are dominant to blue eyes. If a blue-eyed man marries a brown-eyed woman whose mother has blue eyes, what percentage of the brown-eyed offspring do you expect will be heterozygous?

    asked by Pre-med student
  74. physics

    A rifle fires a 1.27 x 10-2-kg pellet straight upward, because the pellet rests on a compressed spring that is released when the trigger is pulled. The spring has a negligible mass and is compressed by 7.87 x 10-2 m from its unstrained length. The pellet

    asked by danon
  75. Genetics

    Predict percentage of offspring with flower colors in snapdragons In snapdragons, there is one allele that produces red flowers and another allele that produces white flowers. Neither allele is dominant and heterozygous individuals have pink flowers. A

    asked by Pre-med student
  76. Physics

    I would really appreciate the help for this assignment. A small reasoning for the answer would be very helpful. Thank you. A sphere of mass m and radius r is attached to the rim of a disk (mass M, radius R). The disk is rotating counter-clockwise with a

    asked by Kyle
  77. chemistry

    advantage of potentiometric titration over other titrimetric titiration

    asked by pranshu
  78. Physics

    Bats are extremely adept at catching insects in midair. If a 62-g bat flying in one direction at 9 m/s catches a 6-g insect flying in the opposite direction at 4 m/s, what is the speed of the bat immediately after catching the insect?

    asked by kendall
  79. venn diagram

    venn diagram solving for 3 students likes geography physics science 75 likes only one subject 65 likes exactly two 15 like all three.1)how many students in a class 2)how many students like atleast one 3)how many students like only physics 4)how many

    asked by harshavi
  80. Math Calculous

    Given a = 13, b = 29, find the missing sides and angles in the right triangle, where a is the side across from angle A, b, across from B, and c across from the right angle Round your answers to three decimal places c = 31,780, A = ?, B = ? trying to find A

    asked by Leoroy
  81. Math, Please Help! I don't understand!

    Please help me! I don't understand how to solve. Solve each equation for the given variable. 37. x/a - 1 = y/b for x 39. V = 1/3 * pi * r^2 * h for h What do these equations mean? I am super confused. Please help.

    asked by Hayden
  82. calculus

    The linear approximation at x = 0 to f(x) = \sin (5 x) is y =

    asked by Alessandra Romano
  83. chemistry

    How much does 1.9 mol of carbon dioxide weigh? Answer in units of g

    asked by kayy
  84. chemistry

    What is the volume occupied by 0.252mol of helium gas at 1.35atm and 305K ?

    asked by Anon
  85. Mechanical Behavior of Materials

    Determine the creep compliance J(t) of a material that responds like: a) an elastic spring with Young's modulus E J(t): b) a viscous dashpot with viscosity η as a function of time t) J(t): c) the Maxwell model (E for spring, and η for dashpot as a

    asked by zxcv
  86. calculus

    The function f(x) = (7 x+9)e^{-2 x} has one critical number. Find it.

    asked by Alessandra Romano
  87. Physics

    This is very confusing to me, I tried a couple of the problems and got them wrong. I would really appreciate the help, and an explanation to study for the exam. Thank you in advance. You are the technical consultant for an action-adventure film in which a

    asked by Carlos
  88. Physics

    This is a very confusing problem, I had never taken physics before and it is going to kill my GPA. can someone please help me solve this problem. I have a quiz coming up. Thanks for the help. The flywheel of an old steam engine is a solid homogeneous metal

    asked by Rhyan
  89. chemistry

    What is the mass of 5.33 mol Fe2(SO4)3? Answer in units of g

    asked by kayy
  90. Pre-Calc/Trig...

    Help me please Is the given linear expression a factor of the polynomial? Show work. f(x)=2x^3+x^2-5x+2; x+2

    asked by Anonymous
  91. Business Law

    Any breach of contract discharges the breaching parties. True or false

    asked by Taylor
  92. Algebra

    Define the function f(x)=2x-5. For what value of x is f(x) equal to f^-1(x)? Thank you!

    asked by Trish Goal
  93. physics

    An explosion occurs at the end of a pier. The sound reaches the other end of the pier by traveling through three media: air, fresh water, and a slender metal handrail. The speeds of sound in air, water, and the handrail are 356, 1460, and 5400 m/s,

    asked by danon
  94. Algebra: PLEASE HELP ME! :(

    for the function y = f(x) what is the ordered pair for the point on the graph when x= b-2? (b - 2, f(b - 2)) (x, f(b)) (x, b-2) (b - 2, f(b))*** Please help!!! :/

    asked by school lover
  95. physics

    starting from rest grinding stone has constant angular acceleration 20 rad/sec at time = 0.reference axis is AB.what is angular displacement of line AB.

    asked by ali
  96. physics

    A rifle fires a 1.27 x 10-2-kg pellet straight upward, because the pellet rests on a compressed spring that is released when the trigger is pulled. The spring has a negligible mass and is compressed by 7.87 x 10-2 m from its unstrained length. The pellet

    asked by danon
  97. Social Studies

    Which was not a type of North American Colony? A: Charter Colonies B:proprietary Colonies C: Royal Colonies D: Military Colonies I think the answer is D

    asked by Marylyn
  98. Calculus

    Let f(x) = \sqrt[3] x. The equation of the tangent line to f(x) at x = 125 is y = . Using this, we find our approximation for \sqrt[3] {125.4} is

    asked by Alessandra Romano
  99. calculus

    The linear approximation at x = 0 to f(x) = \sqrt { 5 + 4 x } is y =

    asked by Alessandra Romano
  100. Mechanical Behavior of Materials

    What controls the Young's modulus in the rubbery regime of an amorphous polymer? Sliding between short segments of polymer chains Stretching of molecular bonds Melting of secondary bands, and an increase in free volume Second derivative of the

    asked by zxcv
  101. calculus

    Let g(s)=1/(s-2) on the interval [0,1]. Find the absolute maximum and absolute minimum of g(s) on this interval. The absolute max occurs at s=. The absolute min occurs at s=

    asked by Alessandra Romano
  102. Algebra

    If the area & circumference had the same number value what is the diameter of the circle? A fraction i equivalent to 2/3. if 5 is added to the numerator than the fraction is 5/6. What was the original fraction? If y is four less than the square root of x,

    asked by Amy
  103. Algebra

    For real numbers a and b, define a%b=sqrt(a^2+b^2). What is the value of (5%12)%((-12)%(-5))? The percentage is just a random sign the problem had a diamond instead, I just couldn't find any other symbol.Thank you!

    asked by Trish Goal
  104. Physics

    A 56kg student is standing atop a spring in an elevator that is accelerating upward at 3.1m/s2 . The spring constant is 2100N/m . By how much is the spring compressed?

    asked by Dib
  105. algebra

    1. Let f(x)=2x+5 g(x)=sqrt(f(x) -2 h(x)= f(g(x)) What is h(2)? 2. Define the function f(x)=2x-5. For what value of x is f(x) equal to f^-1(x)? Thanks!

    asked by Trish Goal
  106. Calculus

    Let f(x) = \sqrt[3] x. The equation of the tangent line to f(x) at x = 125 is y = Using this, we find our approximation for \sqrt[3] {125.4} is =

    asked by Alessandra Romano
  107. chemistry

    How many moles of Ca(OH)2 are in 4.10 kg of Ca(OH)2? Answer in units of mol

    asked by abby
  108. Mechanical Behavior of Materials

    What controls the Young's modulus in the viscoelastic regime of an amorphous polymer? Sliding between short segments of polymer chains Stretching of molecular bonds Melting of secondary bands, and an increase in free volume Second derivative of the

    asked by zxcv
  109. Calculus

    Let f(t)=t\sqrt{4-t} on the interval [-1,3]. Find the absolute maximum and absolute minimum of f(t) on this interval. The absolute max occurs at t=. The absolute min occurs at t=

    asked by Alessandra Romano
  110. calculus

    Let g(x)=(4x)/(x^2+1) on the interval [-4,0]. Find the absolute maximum and absolute minimum of g(x) on this interval. The absolute max occurs at x=. The absolute min occurs at x=

    asked by Alessandra Romano
  111. Math

    How do i find the length of a projection of a vector A=3x+y+2z on the xy plane? and how do i find the unit vector in the xy plane that is perpendiculer to vector A?

    asked by larry
  112. English

    1. Emily fell asleep in class. She should have slept more than 7 hours at home. 2. Emily fell asleep in class. She shold have gone to bed early last night at home. 3. Emily fell asleep in class. She should have slept around 9 p.m. yesterday at home.

    asked by rfvv
  113. Physics

    A satellite orbits a planet at 4000m/s, and the acceleration of gravity (centripetal acceleration) on the satellite is 0.58m/s2. What is the diameter of the orbit of the satellite? (Enter your answer in scientific notation utilizing "e" format and rounding

    asked by Rose
  114. chemistry

    Calculate the pressure, in atmospheres, of 0.0495 mol of a gas in a 0.379 L flask at 23. oC.

    asked by Shatoya
  115. Calculus

    Find the slope and equation of the tangent line to the graph of the function at the given value of x. f(x)=x^4-20x^2+64;x=-1

    asked by Duane
  116. Math

    Randolph runs a home appliance repair business and charges a service call fee of $85 plus $15 per half hour for his labour. Write an equation for calculating the total charges, C, in terms of hours of labour, H. Plot the graph of C vs. H and define the

    asked by Rosie
  117. Algebra 1

    Write a rule for a nonlinear function such that y is negative when x = 1, positive when x = 2, negative when x = 3, positive when x = 4, and so on. The entire problem confuses me. I have no idea what its even asking besides it wants an equation.

    asked by Alexis
  118. Physics

    A block of mass m = 3.65 kg is attached to a spring (k = 27.5 N/m) by a rope that hangs over a pulley of mass M = 7.30 kg and radius R = 2.81 cm, as shown in the figure. a) Treating the pulley as a solid homogeneous disk, neglecting friction at the axle of

    asked by Kyle
  119. calculus

    Let f(x) = x ^3. The equation of the tangent line to f(x) at x = 3 is y= ?. Using this, we find our approximation for 2.7 ^3 is

    asked by Alessandra Romano
  120. Social Studies

    when did christianity begin? 33 C.E. ?

    asked by Anonymous
  121. physics

    HEy guys just wondering. What would be the basic theory to reverse gravity? Explain needed so basically using gravity to push things up? How would you reverse the energy. Any background knowledge?

    asked by choi
  122. maths

    1/(x+2)(x+3)-1/(x_4)(x_5)

    asked by more simple equation
  123. Calculous

    Evaluate sin(theta) and cosine (theta) for the angle theta The graph gives you a point of (0.6,-0.8) on the x y coordinate plane with a radius of what appears to be 1 ( unit circle ) sin (theta) = cos (theta) =

    asked by Larry
  124. Physics

    I was given this problem, and are having problems. I am taking AP Physics and I want to be able to understand the concept. Thank you for your help. A block of mass m = 3.65 kg is attached to a spring (k = 27.5 N/m) by a rope that hangs over a pulley of

    asked by Rodrigo
  125. Social Studies

    What is a representative government? A: One person governs B: Religious leaders governs C: People elect representatives D: Congress elects a president I think the answer is C

    asked by Marylyn
  126. Physics

    Jeron has a tendency to drop his bowling ball upon release when bowling. Instead of having the ball on the floor at the completion of his swing, Jeron lets go of the ball 0.35m above the floor. If he throws the ball with a horizontal velocity of 5.3m/s,

    asked by Taylor
  127. statistics

    Can you step by srep dumb this down so that I can understand how to get the answer please? A set of 50 data values has a mean of 15 and a variance of 36. Find the standard score of a data value = 21

    asked by MissPatte
  128. PE

    Sarah is being chased down on the base paths during her softball game. What sport skill is she using most often as she goes back and forth trying to avoid being tagged by the fielders?

    asked by Adam
  129. chemistry

    A 813. mL sample of argon gas at 452. K is cooled at constant pressure until the volume becomes 356. mL. What is the new gas temperature in Kelvin?

    asked by Anonymous
  130. math

    Evaluate the function f(x)=-3x+9 at the indicated values. a). f(2)=_____ simplify your answer b).f(-2)=_____ simplify your answer

    asked by Ernie
  131. accounting

    Can a cost can be incremental but not relevant or relevant and not incremental?Provide an example of each.

    asked by chase
  132. Solving inequalities

    I've had so much trouble so much trouble with this if somebody could help me I would be so grateful g + 3 > 6

    asked by Alex
  133. Math

    The length of a rectangle is 3 times the width. If the perimeter is to be at least 48 meters, what are the possible values for the width? (If the perimeter is at least 48 meters, then it is greater than or equal to 48 meters.)

    asked by Kiera
  134. calculus

    Let f(x)=-x^2+3x on the interval [1,3]. Find the absolute maximum and absolute minimum of f(x) on this interval. The absolute max occurs at x=. The absolute min occurs at x=

    asked by Alessandra Romano
  135. music

    he is installing lights in his 15 feet by 24 feet garden. the lights need to be place 3 feet apart a long the perimeter. how many lights he needs for his garden?

    asked by Anonymous
  136. Math Arc Length

    Find the arc length corresponding to an angle of a degrees on a circle radius of 4.9 Enter the exact answer. I put the arc length was 4.9api/180 got it wrong. Any help?

    asked by Taylor
  137. Math Calc

    Solve the equation 7sin(theta)=6 for theta, an angle in the right triangle Round your answer to three decimal places. Theta = 58.998? I don't think I got this right.. Please help

    asked by Sandy
  138. Pre Calculous

    (a) sin x if x = (1/4)degree Round all answers to three decimal places I got 12.053, 0.210, 4.363.. None of those seem to be right. What am I doing wrong? am i just punching the numbers in my calculator incorrectly?

    asked by Lenard
  139. cost accounting

    how to compute contribution per unit , in dollars and percentages

    asked by jujuanyodh
  140. Finance

    Honey well international zero coupon bonds par value $1000 mature on April 21, 2012. Calculate the yield to maturity if an investor purchased one of these bonds on April 21, 2006, at a price of $650.

    asked by ABC
  141. chemistry

    V1= 38.8 n1= 1.60*10^-3 V2= 49.9 n2= ? How do we solve for n2 using avogadro's law?

    asked by Luis
  142. Physics

    An object of mass 2.5 kg has speed of 15 m/s when height is 5m above ground what is speed when 12 m above ground?

    asked by Anonymous
  143. math

    if the inequality is: (x+5/x-2)>0 . "x-5 over x-2 greater or equal to 0". What would be the solution? a.(-infinity sign, -5] U (2, infinity sign) b.(-5,2) c.(-infinity sign, -5) U [2, infinity sign) d.[-5,2] My answer was C. Am I correct?

    asked by kim
  144. French

    Please check these sentences for grammar. 1. Ils aiment (or aiment bien) aller à l’école. 2. Tu n'adores pas lire de les romans. 3. Ils n'aiment pas manger de les chocolats.

    asked by Anonymous
  145. calculus

    Find the linear approximation of f(x)=\ln x at x=1 and use it to estimate ln 1.12. L(x)= . ? ln 1.12 \approx ?

    asked by Alessandra Romano
  146. math

    find the slope of the line containing the pair of points. (-5,-10) and (-4,-3)

    asked by Ernie
  147. Physic energy conservation

    A 5 kg mass attached to a spring passes its equilibrium point moving at 390 m/s. If the spring constant is 1450 N/m, what is the maximum displacement of the spring from its equilibrium position?

    asked by Hi
  148. Math, Can someone check my answers?

    Can someone please check my answers? Tell whether the given equation has the ordered pair as a solution. 11. y = 6x;(3,16) 13. y = -4x; (-2,8) 15. y = x - 3/4; (2,1 1/4) Answers: 11. Not a solution 13. Has a solution 15. Has a solution

    asked by Phoebe
  149. algebra

    Let N,O be functions such that N(x)=2srt(x),O(x)=x^2. What is N(O(N(O(N(O(3))))))? Thank you!

    asked by Trish Goal
  150. Math

    A “gazing ball” is a spherical garden ornament with a mirrored surface that reflects its surroundings. The surface area of the ball is approximately 314 square inches. What is its volume to the nearest cubic inch?

    asked by Anonymous
  151. Algebra

    Factor 6x^3 + 12x^2 + 4x + 8 2(3x^2 + 2)(x + 2)

    asked by Anonymous
  152. Physical sciences

    The meaning of the term SPECIFIC HEAT CAPACITY for a substance

    asked by Masilo malatji
  153. Calculus

    let y=2x^2 +5x+3 Find the differential dy when x= 5 and dx = 0.1 Find the differential dy when x= 5 and dx = 0.2

    asked by alessandra
  154. government

    Donna Edwards What are his/her opponents saying about him? Describe at least 2 charges or accusations

    asked by anonymous
  155. Physics

    A 700 kg plane is traveling at 90 m/s at an altitude of 1500 m. What is the total mechanical energy?

    asked by Anonymous
  156. Calculus

    Find the slope of the tangent line to the graph of the given function at the given value of x. y=-5x^1/2+x^3/2; x=25

    asked by Duane
  157. english

    you are ozymandias, you cannot conquer or supress the time. Write a diary on about 60-65 words.

    asked by sunadon das
  158. Math

    "A players shuffles 7 red cards and 3 green cards into a random order then places them in a line. If all green cards are net to each other, he wins £10. If all are apart, he wins £2. Otherwise he wins nothing. Find the price up to which the player would

    asked by Americano
  159. Science

    What is chemic bonding?

    asked by Blessings
  160. Physics

    700 kg plane is traveling at 90 m/s at altitude of 1500 m what is planes total mechanical energy

    asked by Anonymous
  161. Social studies

    What are religious ceremonies in Islam

    asked by Sue
  162. Calculus

    h(x)=(x^12-2)^3 h'(x)=

    asked by Duane
  163. maths

    1/(x+2)(x+3)_1/(x_4)(x_5)

    asked by Anonymous
  164. pre algebra

    skylar is having a party ordered 6 pizzas sliced into 8 pieces for 12 kids what fraction of the pizza will each kid get?

    asked by Raven
  165. ratios

    simplify the rate 35 cups to 84 people

    asked by Mary