# hey guys, i follow you up to the point of intergrating the final line. How would I intergrate [x^-2.e^-x] dx thx

49,088 questions, page 245
1. ## physics

A 2.8 kg gold bar at 99 degrees celcius is dropped into 0.21 kg of water at 23 degrees celcius What is the ﬁnal temperature? Assume the speciﬁc heat of gold is 129 J/kg times degrees celcius. Answer in units of degrees celcius

asked by help! on January 30, 2012
2. ## Physics

A radio station broadcasting on a frequency of 106 MHz is received by an astronaut headed toward the station at a speed 4.0×107 m/s. To what frequency must the astronaut's radio be tuned?( use MHz for final unit answers)

asked by Archillis on April 8, 2010
3. ## physics

What would be the final temperature when 125g of 25 degrees Celcius water is mixed with 85g of 45 Degrees Celcius water? ( hint: Equate the heat gained by the cool water with the heat lost by the warm water.)

4. ## CHEMISTRY

A 22.2-g piece of Al (which has a molar heat capacity of 24.03 J/mol°C) is heated to 84.6°C and dropped into a calorimeter containing water (the specific heat capacity of water is 4.18 J/g°C) initially at 23.5°C. The final temperature of the water is

asked by Sarah on May 1, 2012
5. ## physics

A 0.160 kg glider is moving to the right with a speed of 0.9 m/s on a frictionless horizontal air track. The glider has a collision with a 0.291 kg glider that is moving to the left with a speed of 2.27 m/s. Find the final velocity of each glider if the

asked by anonymous on October 9, 2018
6. ## chemistry

6. Compound C (MW = 550) is provided at a concentration of 25g/100mL. 1mL is taken and compound D is to be added (MW = 1025, concentration = 75mM) to give a final ratio of compound C:D of 4:1 moles ratio. What volume of compound D is to be added?

asked by Bob on December 11, 2011
7. ## chemistry

6. Compound C (MW = 550) is provided at a concentration of 25g/100mL. 1mL is taken and compound D is to be added (MW = 1025, concentration = 75mM) to give a final ratio of compound C:D of 4:1 moles ratio. What volume of compound D is to be added?

asked by Bob on December 11, 2011
8. ## ap chemistry

a gas has a pressure of 1.1 atm occupies a volume of 24 liters. What will the pressure be if the gas has a final volume of 19 liters at constant temperature?

asked by tamara on December 13, 2010
9. ## Physics

Maya follows a maze by going: 3 m north, 2 m west, 1 m south, 1 m west, 2 m north, 6 m east, and 2 m north. What is her final displacement in a north/south direction.

asked by Lily on October 2, 2016
10. ## chemistry

The specific heat of ethanol is 0.59 cal/g Celsius If one adds 450 cal of heat to 37 g of ethanol at 20 celsius what would the final temp be

asked by Anonymous on March 16, 2014
11. ## Physic II

A person tries to heat up her bath water by adding 5.0 L of water at 80 degrees celcious to 60 L of water at 30 degrees celcious. What is the final temperature of the water?

asked by hulune2 on April 7, 2014
12. ## chemistry

In a titration, NaOH was added to a burette. The initial reading was 1.2 ml. At the end of the titration, the final reading was 24.8 ml. What was the volume of NaOH that was added?

asked by zakk on November 4, 2014
13. ## Chemistry

A 5.00-L flask contains nitrogen gas at 25°C and 1.00 atm pressure. What is the final pressure in the flask if an additional 2.00 g of N2 gas is added to the flask and the flask cooled to -55°C?

asked by Kanye on November 28, 2016

A passenger in the rear seat of a car moving at a steady speed is at rest relative to *the side of the road a pedestrian on the corner ahead the front seat of the car the wheels of the car A person walks 1 mile every day for excercise, leaving her porch at

asked by Aliana on January 17, 2012

A passenger in the rear seat of a car moving at a steady speed is at rest relative to *the side of the road a pedestrian on the corner ahead the front seat of the car the wheels of the car A person walks 1 mile every day for excercise, leaving her porch at

asked by Aliana on January 17, 2012
16. ## English - Play

Hello. I'm having trouble understanding a part in a play called Licking Hitler... The situation is like this... It's WWII and a team of British propaganda unit is devising up a plan to tarnish the image of the mayor of Cologne(Germany)... Duffendorf (or

asked by James on November 4, 2007
17. ## Science

Can someone please please help me? I don't have a text book, i have a online book and it isn't working. Can someone please be nice and help me? Science isn't my subject! 1. Why is Earth’s temperature just right for life? (1 point) Earth’s core is hot

asked by Mandy on January 21, 2014
18. ## science

Specific heat capacity of solid ethanol is 2.419 J/g C. Melting point temperature of ethanol is -114.4 C/ 158.8 K. Enthalpy of fusion of ethanol is 106.4 J/g. Specific heat capacity of liquid ethanol is 2.440 J/g C. 44.0 g of solid ethanol at -134.4 C is

asked by Kat on November 23, 2015
19. ## college algebra

Graph the following function using transformations.  Be sure to graph all of the stages on one graph.  State the domain and range.    For example, if you were asked to graph  y= x^2+11 using transformations, you would show the graph of y = x^2 and

asked by beatrize on December 11, 2012
20. ## American Government

Is the Freedom of the Press still a right worth preserving? What do you think? Personally I think it is although I believe the "press" sometimes abuse the right. I think the press speaks too much. I don't know. I mean all that is on the news is about

asked by Melyssa on September 24, 2006
21. ## Computer

Question 1 In the code below, there is an ambiguous reference in the constructor. The constructor is supposed to assign the value of the formal parameter to the class member variable x. Notice, however, that the formal parameter has the same name as the

asked by bano on December 5, 2013
22. ## English (please check someone)

Please check this. Thanks! 1. Which of the following should be put in italics to correct the following sentence? Other famous vehicles that suffered a tragic end include the zeppelin Hindenburg and the ocean liner Lusitania. (1 point) Hindenburg and

asked by Mame on May 6, 2016
23. ## Chemistry

How many joules are required to raise the temperature of 450mL of water from 30 °C to 100 °C? The specific heat of copper metal is 0.385 J/ g- K. How many KJ of heat needed to raise the temperature of 1.1 kg block of copper from 27.5 C to 50 C? If 200 J

asked by Jenner on March 19, 2017
24. ## maths

A ship travels at a constant speed of 25 kilometers per hour (kph) in a straight line from port A located at position (xA, yA) = (−100,−100) to port B at (xB, yB) = (300, 100). (a) (i) Find the equation of the line of travel of the ship. (ii) Find the

asked by albert on May 9, 2011
25. ## Math

Four good friends, who love cats, have each named their cat after one of the other friends. Of the clues that follow, only one is true; the others are false. Which friend owns which cat? a.Candy’s cat is named either Dody or Alice. b.Betsy’s cat is

asked by Bean on November 10, 2011
26. ## math

Four good friends, who love cats, have each named their cat after one of the other friends. Of the clues that follow, only one is true; the others are false. Which friend owns which cat? a.Candy’s cat is named either Dody or Alice. b.Betsy’s cat is

asked by Dell on November 11, 2011
27. ## Chem

In a coffee cup calorimeter, 50.0 mL of 0.100 M AgNO3 and 50.0 mL of 0.100 M HCl are mixed to yield the following reaction: Ag+ (aq) + Cl- (aq) -----------------> AgCl (s) The two solutions were initially at 22.60 °C, and the final temperature is 23.40

asked by Joe on November 2, 2011
28. ## Algebra 2 ..........

During a sale, a music store is selling all drum kits for 20% off. Preferred customers also receive an additional 15% off. 1. Write a composite function to represent the final cost of a kit that originally cost c dollars. 2. Find the cost of a drum kit

asked by Anonymous on February 19, 2013
29. ## CHEMISTRY

A 8.90-g sample of ethane, C2H6, is mixed with 18.8 atm of O2 (an excess) in a 1.50 L combustion chamber at 130.0°C. The combustion reaction to CO2 and H2O is initiated and the vessel is cooled back to 130.0°C. What is the final pressure in the

asked by Matt on January 17, 2008
30. ## Physics

A 150g piece of copper is heated to 100oC. It is then held in the open air for 2 minutes and 31 seconds, and then dropped into a 100g copper calorimeter containing 200g of water at 17oC. If the rate of loss of heat of the copper piece while held in the air

asked by Mike on March 25, 2014
31. ## physics

An electron accelerates from rest through a potential difference of 184 V. What is its final speed? An electron that has a horizontal initial speed of 4.50 106 m/s enters a region that has an electric field of 120 V/m pointing vertically upward. How long

asked by michelle on January 12, 2011
32. ## microeconomics

i have to write a paper for a final and need some help with ideas for what I am writing about.. here is the question.... the competitive market system provides highly efficient mechanisms for the allocation of scarce resources to consumers. Using the

asked by jamie on May 18, 2008
33. ## Chemistry

The world record for a human holding their breath is 11 minutes, but most people can only hold it for a few minutes. If a women holds her breath at the maximum lung capacity (4.2 L), calculate the final pressure in her lungs, if her body temperature is

asked by Boberto on February 21, 2016
34. ## English

Hi I wrote about my routines.. I would like to know what do you think. Thanks My name is Liz. I am a teacher. I always wake up at 7 o’clock in the morning then I wash my face and brush my teeth. After that, I go out for a walk with my dog in the open

asked by ELIZABETH on July 29, 2017
35. ## Algebra

Can someone look over this and advise me if these are wrong? When managing a business, it is important to take inventory of where your money is spent. You have a monthly budget of \$5,000. Refer to the table below and answer the questions that follow. Round

asked by Anonymous on May 22, 2008
36. ## Algebra

A golf ball is struck by a​ 60-degree golf club at an initial velocity of 84 feet per second. The height of the golf ball in feet is given by the quadratic function h(x)= 16 x^2/(42)^2+72.7/42x where x is the horizontal distance of the golf ball from the

asked by Janice on June 25, 2015
37. ## History

What conflict resolution does Malala Yousafzai follow? Competition, Collaboration, Compromise, Accommodation, Avoidance _______________________________________________________________________ I am actually not sure. I used the conflict with Malala and

asked by Sarah on April 14, 2018
38. ## Physics

A 775 kg roller coaster car is at the top of a roller coaster car is at the top of a roller coaster as shown below. The height of the car at point A is the minimum height that is necessary for the car to stay on the loop. The radius of the loop is 30 m.

asked by jordan on December 7, 2016
39. ## physics

1) A balloon rubbed against denim gains a charge of -8.45µC. What is the electric force between the balloon and the denim when the two are separated by a distance of 4.7cm? (Assume the charges are located at a point) 2)Two identical conducting spheres are

asked by marcus on February 21, 2018
40. ## Chemistry

In an aluminum calorimeter, 25.00 g of I2 was burned in excess H2 to form HI. From the data below, establish the molar heat of reaction and write a thermochemical reaction. Data: Mass I2 25.00 g Mass Al 70.00 g Specific heat Al 0.900 J/gC Volume water

asked by Anonymous on January 14, 2018
41. ## Physics

In a cyclotron (one type of particle accelerator), a deuteron (of atomic mass 2.00 u) reaches a final speed of 12.0% of the speed of light while moving in a circular path of radius 0.565 m. The deuteron is maintained in the circular path by a magnetic

asked by Simi on July 10, 2010
42. ## Physics

A car starts from rest and accelerates at 5 m/s^2 for 4 s, then maintains that velocity for 3 seconds, then decelerates at the rate of 2m/s^2 for 3 seconds. a) what is the final speed of the car? b) how far does the car travel? a) v = v_0 +at =0+2(3)= 6m/s

asked by Tammy on September 11, 2007
43. ## Chemistry

Determine the mass of carbon dioxide that will be formed when 131.0 g of propane (C3H8) is reacted with 32 g of oxygen (O2) C3H8 + 5O2 --> 3CO2 + 4H2O I got O2 as my limiting reagent. Then I used the mol of that which is 1 mol to find the mol of CO2 which

asked by Nihira on June 16, 2014
44. ## Physics

A bathtub of icy water at 32 degrees farenheit holds 17 gallons. You put in a 25 pound watermelon with a temperature of 100 degrees farenheit. If you wrap the tub completely in blankets so it does not lose any heat, what will be the final temperature of

asked by Matt on December 11, 2011
45. ## Chem

The following substances undergo complete combustion in a bomb calorimeter. The calorimeter assembly has a heat capacity of 5.136 ^ C. In each case, what is the final temperature if the initial water temperature is 22.37^ C? 0.3268g caffeine, C8H10N4 (heat

asked by Alex on October 29, 2012
46. ## physics

an ice skater starts her spin with her arms stretched straight out. She then pulls her armsin close to her body. Assume her moment of inertia when her arms are stretched out is 3.0 kg-m sqaured and it is 2.0 kg-m squared when she pulls them in tight. If

asked by Billy Bundles on December 9, 2014
47. ## Algebra 2

PLEASE SHOW WORK FOR ALL PROBLEMS, I WANT TO UNDERSTAND HOW TO DO IT, NOT JUST THE FINAL ANSWER :) 1. find all the zeros of the equation -3x^4+27x^2+1200=0 2. Use the Binomial Theorem to expand the binomial (d-4b)^3 3. What is the equation of y=x^3 with

asked by Mike on December 16, 2016
48. ## chemistry

A 115 g piece of metal, initially at 60.0 °C, is submerged into 100.0 g of water at 25.0 °C. At thermal equilibrium, this mixture had a final temperature of 27.0 °C. The specific heat capacity of water is 4.18 (J/g°C). Use this information to determine

asked by Brandi on March 1, 2013
49. ## Physics

There is current of 115 pA when a certain potential is applied across a certain resistor. When that same potential is applied across a resistor made of the identical material but 30 times longer, the current is 0.044 pA. Compare the effective diameters of

asked by Alyssa on February 18, 2016
50. ## Chemistry

I'm working with a reaction of the form: A + B -> C Problem: IF the equilibrium constant is 4.2 and an equimolar mixture of A + B are reacted, verify that there will be an equilibrium yield of 67%. Here is my attempt thus far. 4.2 = [C] / ([A]*[B]) x =

asked by chemstudent on July 22, 2008
51. ## science

Calculate the solubility of silver chloride in 10.0 M ammonia given the following information: Ksp (AgCl) = 1.6 x 10^–10 Ag+ + NH3--->AgNH3+ K=2.1x10^3 AgNH3+ + NH3-----> Ag(NH3)2+ K=8.2x10^3 Answer : 0.48 M Calculate the concentration of NH3 in the

asked by Raf on May 1, 2011
52. ## Math

A 100 foot tall antenna sits part way up a hill. The hill makes an angle to 12 degrees with the horizontal.In other words, if you were going to walk up the hill, you would walk at an angle of 12 degrees. To keep the antenna stable,it must be anchored by 2

asked by Anonymous needs help asap on April 18, 2016
53. ## QBASIC, Computers question 2

Why do I keep getting a Type Mismatch error on this line? Also, when i click "View" to view my output screen its blank, so nothing is printing.... can so please help me resolve this? PRINT USING D\$; NAM\$; VehicleType\$; DaysHeld; Miles; Charge My Code:

asked by Jason on November 29, 2012
54. ## History

4. South Carolina responded to the Intolerable Acts by __________. (1 point) holding small “tea parties” in Charles Town and Georgetown sending representatives to the First Continental Congress drafting a state constitution and setting up a new

asked by Anonymous on October 28, 2014
55. ## 7th grade Social Studies

Use the passages below to answer questions 3-4. "...it is much safer to be feared than loved, when, of the two, either must be dispensed with. Because this is to be asserted in general of men, that they are ungrateful...false, cowardly..." -Niccolo

asked by Lily on August 24, 2016
56. ## chem

A vessel containing 39.5 cm^3 of helium gas at 25 degrees celsius and 106 kPa was inverted and placed in cold ethanol. As the gas contracted, ethanol was forced into the vessel to maintain the same pressure of helium. If tihs required 7.7 cm^3 of ethanol,

asked by Anna on November 9, 2008
57. ## Physics

One hundred twenty grams of metal at 88 degree Celsius is poured into a 70 grams insulated cup contains 250 grams of water at 16 degree Celsius .The final temperature of the mixture is 17.5 degree C.Determine the specific heat capacity of the metal.

asked by jey on June 28, 2013
58. ## Math Check

Hi! Can someone check my answers for this question? Thanks!! Directions: Look for the probability for an experiment that deals with the drawing of two marbles (without replacement) from a bag containing one green, two yellow, and three red marbles. Put the

asked by Dana on April 28, 2015
59. ## Chemistry

a 15.7 g aluminum block is warmed to 53.2 degrees celsius and plunged into an insulated beaker containing 32.5 g of water initially at 24.5 degrees celsius. the aluminum and the water are allowed to come to thermal equilibrium. assuming no heat is lost,

asked by sukli on September 14, 2011
60. ## science

Fifty grams of ice at 0 degrees celcius is added to 200grams of water at 40 degrees celcius contained in a 100 grams copper calorimeter. If the final temperature of the mixture is 16 degrees celcius, find the heat of fusion of ice.

asked by arnold gamboa on August 18, 2016
61. ## Math Check

Hi! Can someone check my answers for this question? Thanks!! Directions: Look for the probability for an experiment that deals with the drawing of two marbles (without replacement) from a bag containing one green, two yellow, and three red marbles. Put the

asked by Dana on April 28, 2015
62. ## Chemistry

Suppose 26.0g of sodium bromide is dissolved in 150mL of a 0.60M aqueous solution of silver nitrate. Calculate the final molarity of bromide anion in the solution. You can assume the volume of the solution doesn't change when the sodium bromide is

asked by Angie on July 26, 2014
63. ## Physics

The bacterium Escherichia coli (or E. coli) is a single-celled organism that lives in the gut of healthy humans and animals. When grown in a uniform medium rich in salts and amino acids, these bacteria swim along zig-zag paths at a constant speed of 20

asked by Cassie on September 11, 2012
64. ## Chemistry

An element, M, reacts with oxygen to give an oxide of formula M3O4. A sample of M of 257 mg is placed in a 500.0 mL vessel containing oxygen at 0.991 atm and 23.0°C. After cooling the vessel back to the original temperature, the pressure was 0.813 atm.

asked by Student on February 2, 2008
65. ## Physics

Once all of the passengers aboard it a train leaves the station and it takes 30 minutes to reach its maximum velocity once at maximum velocity train travels the next 6.30×10^2 km for the next 12.6 hours what is the acceleration of the train leaving the

asked by Luna on September 10, 2016
66. ## college physics

calculate the specific heat of 200g of substance whose temperature is 30 degree celcius if it is mixed with 200g of water heated in a 300g iron container at 100 degree celcius. the final temperature of the mixture is 98 degree celcius.

asked by albert on February 14, 2012
67. ## college physics

calculate the specific heat of 200g of substance whose temperature is 30 degree celcius if it is mixed with 200g of water heated in a 300g iron container at 100 degree celcius. the final temperature of the mixture is 98 degree celcius.

asked by albert on February 14, 2012
68. ## physics

an airplane propeller slows from an initial angular speed of 12.5rev/s to a final angular speed of 5rev/s during the process the propeller rotates through 21 rev. find the angular acceleration of the propeller if in radians per second squared, assuming its

69. ## physics

Two masses are slideing on a horizon frictionless surface. A 10 kg mass has a velocity of 9 m/s in the x direction and a 20 kg mass has a velocity of 12 m/s in the y direction .the masses collide and stick together, what is he final velocity of the

asked by monea on April 27, 2013
70. ## maths help plsss

John,owner of a most exclusive nightclub was shot and killed ba a gang,after considerable effort on the part of the police,five men were arrested as suspects and were asked to say for themselves what they know of d case. Each man made three statements,two

asked by me on March 5, 2013
71. ## maths help plsss

John,owner of a most exclusive nightclub was shot and killed ba a gang,after considerable effort on the part of the police,five men were arrested as suspects and were asked to say for themselves what they know of d case. Each man made three statements,two

asked by me on March 5, 2013
72. ## English

I need help with these problems 1. Academic writing is defined by conventional forms of writing, such as ________. A. research reports and case studies B. editorials and arguments C. summaries and problems D. prose and poetry 2. Public writing includes

asked by Jay on February 6, 2015
73. ## Physics

A baseball is thrown from the rood of a 27.5m tall building with an initial velocity of magnitude 16.0m/s and directed at an angle of 37 degrees above the horizontal. A) Using energy methods and ignoring air resistance, calculate the speed of the ball just

asked by Tammy on March 21, 2019
74. ## P

A 500 g sample of gold heated to 971.0 deg. C is placed in a calorimeter containing 220 g of water initially at 20.0 deg. C. If no heat is lost to the surrounding environment what will the final temperature of the water be? [HINT: At the end, the sample

asked by Alyssa on February 15, 2016
75. ## Physics

A projectile is launched from ground level with an inital velocity of 50 m/s at an angel of 60 degreess aove the horizontal. Use g=10m/s. What is the max height reached by the projectile? I used change in y=voyt +1/2at^2 =50(2.4) + 1/2(=10) (2.5)^2

asked by Tammy on September 26, 2007
76. ## Physics - Re-post

A .20 kg ball is attached to a vertical spring. The spring constant is 28 N/m. The ball is supported initially so that the spring is neither stretched or compressed, is released from rest. How far does the ball fall before brought to a momentary stop by

asked by Jennifer on January 18, 2011
77. ## Physics-Help, confused!

A .20 kg ball is attached to a vertical spring. The spring constant is 28 N/m. The ball is supported initially so that the spring is neither stretched or compressed, is released from rest. How far does the ball fall before brought to a momentary stop by

asked by Jennifer on January 10, 2011
78. ## math,algebra

I need help if someone can show me the steps to these 2 problems. Problem #1 Use the properties for radicals to simplify each of the following expressions. Assume that all variables represent positive real numbers. radical and inside of the radical theres

asked by jas20 on March 23, 2007
79. ## Chemistry

The amount of energy released by burning a fuel source, measured in energy per mass, is called the fuel value. If all the energy obtained from burning 1.30 pounds of methane (fuel value is 11.97 kcal/g) is used to heat 122.0 kg of water at an initial

asked by Brittany on October 11, 2012
80. ## Chemistry

The amount of energy released by burning a fuel source, measured in energy per mass, is called the fuel value. If all the energy obtained from burning 1.28 pounds of methane (fuel value is 11.97 kcal/g) is used to heat 127.0 kg of water at an initial

asked by Heather on February 11, 2012
81. ## Chemistry

The amount of energy released by burning a fuel source, measured in energy per mass, is called the fuel value. If all the energy obtained from burning 1.28 pounds of methane (fuel value is 11.97 kcal/g) is used to heat 127.0 kg of water at an initial

asked by Heather on February 11, 2012
82. ## Chemistry

The amount of energy released by burning a fuel source, measured in energy per mass, is called the fuel value. If all the energy obtained from burning 1.25 pounds of propane (fuel value is 11.09 kcal/g) is used to heat 123.0 kg of water at an initial

asked by Harley on November 11, 2011
83. ## chemistry

Suppose 0.432g of zinc acetate is dissolved in 200.mL of a 16.0mM aqueous solution of ammonium sulfate. Calculate the final molarity of acetate anion in the solution. You can assume the volume of the solution doesn't change when the zinc acetate is

asked by Deborah on January 18, 2012
84. ## Physics

A sprinter starts from rest in a 100-meter race, accelerates to his full running speed of 10.3 m/s in 1.15 seconds (assume constant acceleration) and continues at that speed for the rest of the race. (a) How far did he run before attaining his full speed?

asked by Phil on September 16, 2010
85. ## chemistry

The amount of energy released by burning a fuel source, measured in energy per mass, is called the fuel value. If all the energy obtained from burning 1.29 pounds of butane (fuel value is 10.85 kcal/g) is used to heat 122.5 kg of water at an initial

asked by Shireen Shaikh on November 11, 2012
86. ## Chemistry

Suppose 3.50g of zinc bromide is dissolved in 300.mL of a 65.0mM aqueous solution of potassium carbonate. Calculate the final molarity of bromide anion in the solution. You can assume the volume of the solution doesn't change when the zinc bromide is

asked by Katie on December 17, 2018
87. ## Physics

A car (mass 880 kg) is traveling with a speed of 44 mi/h. A bug (mass 7.9 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 43 mi/h)? I

asked by Alexis on October 17, 2010
88. ## Chemistry

The amount of energy released by burning a fuel source, measured in energy per mass, is called the fuel value. If all the energy obtained from burning 1.25 pounds of butane (fuel value is 10.85 kcal/g) is used to heat 120.0 kg of water at an initial

asked by Lara on March 22, 2013
89. ## PHYSICS

Consider the circuit in Figure P32.17, taking script e = 6 V, L = 5.00 mH, and R = 7.00 . Figure P32.17 (a) What is the inductive time constant of the circuit? ms (b) Calculate the current in the circuit 250 µs after the switch is closed. A (c) What is

asked by Begging for help on November 24, 2013
90. ## math 11

The axis of symmetry of a graph is the vertical line x=5. One of the x-intercepts is (11,0). What is the other x-intercept. Explain how to do this either by showing work or how to enter it into the TI83Plus. Up until now I've had equations to work with so

asked by Juliet on October 23, 2010
91. ## 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 on October 31, 2014
92. ## Logic

Using truth tree decompostition, determine the consistency of the set of proposittions. Include line numbers and justifications, and recover the truth values if consistent. {A and B, ~B or C} Please help me on this one

asked by Alisha :) on May 9, 2011
93. ## English

1.) What does the word sense most likely mean in line 69 of the excerpt from The Odyssey, Part III You bleary, vagabond, no rag of SENSE is left you! a.) Intuition b.) Rationality c.) Sensibility B.

asked by Ello mates on January 29, 2016
94. ## Math

Katie makes 65% of her shots from the free throw line. Can you determine how many consecutive free throws she must make in order to increase her percentage to 68%? Explain.

asked by BOB on July 2, 2016
95. ## statistics

collect the annual sales of a super market for 10 years and fit a straight line trend to the data collected and find the trend values

asked by sireesha on June 2, 2011
96. ## Algebra

Find the equation of the line, in slope-intercept form, that satisfies the given conditions. The graph is perpendicular to the graph of y=3x-1 and passes through the points whose coordinates are (4,-2). Y=______

asked by Patricia on October 27, 2014
97. ## physics

a whale comes to the surface to breathe and then dives at an angle of 20 degrees below the horizontal. if the whale continues in a straight line for 150 m, how deep is it, and how far has it traveled horizontally?

asked by Delilah on September 8, 2011
98. ## Chemistry

What is the value of Kf for the formation of the ammine M(NH3)2+ ? Assume the concentration of M(NH3)n+ = 0.0020 M The data were graphed giving a straight line plot with an equation of y = -5.9484x - 9.74. .

asked by Katie on March 15, 2012
99. ## maths

A train 300 m long overtook a man walking along the line in the same directionat the rate of 3km/hr and passed him in 36seconds find the speed of the train.

asked by raj on February 4, 2016
100. ## statistics

These data were generated using the equation y = 2x + 1. A scatter diagram of the data results in five points that fall perfectly on a straight line. x 0 1 2 3 4 y 1 3 5 7 9 (a) Find the correlation coefficient.

asked by DeeDee on May 26, 2013