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December 19, 2014

Homework Help: Computers: Operating Systems

Recent Homework Questions About Operating Systems

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Physics
Consider the rods plus disc system shown in the Figure. The rod has a length L =0.50 m, and mass M = 0.270kg. The large disc has a radius of R = 0.130m and mass m=0.810kg. The second disk should be treated as a point mass of 0.405kg. It is glued to the rod at position X = 0....
Monday, November 3, 2014 at 7:22pm

physics
Please help I cant breath with this qn, due today exam pending, thanks for taking your time to help. The human outer ear contains a more-or-less cylindrical cavity called the auditory canal that behaves like a resonant tube to aid in the hearing process. One end terminates at ...
Monday, November 3, 2014 at 5:55pm

Accounting
Hanover Corp. obtained the following information from its absorption costing accounting records: Operating Income = $24,000 Total Product Costs Incurred During The Period = $16,000 Value of Beginning Work-In-Process and Finished Goods Inventories = $0 Value of Ending Work-In-...
Monday, November 3, 2014 at 10:28am

criminal justice
how each player in the criminal justice system impacts the decision-making process.
Saturday, November 1, 2014 at 9:42pm

chemistry
The antacid in question (with an active ingredient of Ca(HCO3)2), upon treatment with excess hydrochloric acid, a 0.413 g sample gives 92.85 mL of CO2 at 25.00oC and 1.000 atm. What percentage of the antacid is active ingredient? Assume a perfect system (i.e. the yield is 100%)
Saturday, November 1, 2014 at 5:36pm

criminal justice
what is the impact of discretion with respect to the major players (prosecutor, defense attorney, judge, defendant and victim) in the judicial system
Saturday, November 1, 2014 at 3:41pm

Physics
Three particles X, Y, and Z of masses 2 kg, 5 kg, and 4 kg respectively are arranged in order along a straight line. Y is 5.0 m from X and 7.0 m from Z. The distance of the centre of mass of the system of mass from X is? ANS: 6.6 m Help please? I dont even know how to start :(
Saturday, November 1, 2014 at 8:57am

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 development. Describe ...
Friday, October 31, 2014 at 8:50pm

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 the pulley, and ...
Friday, October 31, 2014 at 8:08pm

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 mass M = 7.30 kg and ...
Friday, October 31, 2014 at 12:26pm

Physics
A 3.20 kg mud ball has a perfectly inelastic collision with a second mud ball that is initially at rest. The composite system moves with a speed equal to one-half the original speed of the 3.20 mud ball. What is the mass of the second mud ball? kg
Thursday, October 30, 2014 at 8:02am

Chemistry (urgent)
1.Using Nerst, find the E of the cell for the dicromate redox system: A.under standard conditions. B.under neutral solutions instead of acid solutions. 2.Use Nerst and the hydrogen half equation to obtain an expression for pH.
Wednesday, October 29, 2014 at 10:10pm

math
A biker traveling with a velocity of 80 feet per second leaves a 100 foot platform and is projected directly upward. The function modeling the projectile motion of the biker is s(t)=-16t^2+80t+100,where s(t) is the height and t is the number of seconds the biker is in the air...
Wednesday, October 29, 2014 at 8:42pm

Chemistry
1.Using Nerst, find the E of the cell for the dicromate redox system: A.under standard conditions. B.under neutral solutions instead of acid solutions. 2.Use Nerst and the hydrogen half equation to obtain an expression for pH.
Wednesday, October 29, 2014 at 6:53pm

Hydraulic Physics
In a hydraulic system a 20.0-N force is applied to the small piston with cross sectional area 25.0 cm2. What weight can be lifted by the large piston with cross sectional area 50.0 cm2? Would I need to divide both pistons areas then mutiply the force? and or have gravity in ...
Wednesday, October 29, 2014 at 6:02pm

Fluid Mechanics
In a hydraulic system a 20.0-N force is applied to the small piston with cross sectional area 25.0 cm2. What weight can be lifted by the large piston with cross sectional area 50.0 cm2?
Wednesday, October 29, 2014 at 5:33pm

ms. sue
Multiple Choice 1. Which of the following terms refers to an object that orbits the sun and has enough gravity to be spherical but has not cleared the area of its orbit? (1 point) comet asteroid dwarf planet planet 2. Which of the following statements about the solar system&#...
Wednesday, October 29, 2014 at 4:30pm

science
Multiple Choice 1. Which of the following terms refers to an object that orbits the sun and has enough gravity to be spherical but has not cleared the area of its orbit? (1 point) comet asteroid dwarf planet planet 2. Which of the following statements about the solar system&#...
Wednesday, October 29, 2014 at 4:19pm

Physics
A 3.20 kg mud ball has a perfectly inelastic collision with a second mud ball that is initially at rest. The composite system moves with a speed equal to one-half the original speed of the 3.20 mud ball. What is the mass of the second mud ball? kg
Wednesday, October 29, 2014 at 12:52pm

World History Answer Check (Ms. Sue)
1. What were some of the difficulties faced by the new Latin American republics? A: Some of the difficulties faced by the new Latin American republics were the domination of society by the landed elites and persistent inequality. Large estates remained a way of life in Latin ...
Wednesday, October 29, 2014 at 11:24am

AP Chem
NO2 + H2 <-> NO + H2O [H2] = .30 mol/L [NO2] = .20 mol/L [NO] = [H20] = .70 mol/L @ 1000K A. What is the mole fraction of NO in the equilibrium mixture? B. Calculate Kc C. Determine Kp in terms of Kc D. If system is cooled to a lower temperature, 35% of NO is converted ...
Tuesday, October 28, 2014 at 10:53pm

physica
Consider the rods plus disc system shown in the Figure. The rods are identical. They have a length L =0.50 m, and mass M = 0.250kg. The disc has a radius of R = 0.130m and mass m=0.750kg. Both rods are glued to the disk as shown with X = 0.25m. The system behaves as a compound...
Tuesday, October 28, 2014 at 10:28pm

physics
Consider two masses m1 and m2, connected by a spring of spring constant k and an uncompressed length L. The masses are on a frictionless surface. Initially, m2 compresses the spring to L/2 length. At t=0 the system is released. Find the position of the center of mass of the ...
Tuesday, October 28, 2014 at 10:43am

math
Identify the solution of the system of equations if any -2x-4y=1 , 12y=-6x-3 is this no solution or (o,-1) (-1,0) or infinitelt many solution
Tuesday, October 28, 2014 at 8:55am

physics
Two people (from the 1950s!) sit on opposite sides of a uniform board of length L. One person, of mass m1 = 50.0 kg, sits at a point 1.90 m to the left of the fulcrum. The fulcrum is located at the center of the board. The other person, of mass 45.0 kg, sits at a point a ...
Tuesday, October 28, 2014 at 12:24am

physics
A small block of mass m = 225 g is released from rest at point circled A along the horizontal diameter on the inside of a frictionless, hemispherical bowl of radius R = 27.5 cm as shown in the figure below. (a) Calculate the gravitational potential energy of the block-Earth ...
Monday, October 27, 2014 at 4:06pm

Business
1. After operating for 10 years, Zipcar, earlier this year (2013), was bought for $500 million by Avis, a leader in the car rental industry. With the acquisition of Zipcar, Avis will now surpass its direct competitors, Hertz and Enterprise.The deal is expected to be finalized ...
Monday, October 27, 2014 at 3:50pm

ga history
1. which economic activities are most dependent on georgia's climate? a lumber and mining b imports and exports c agriculture and tourism d transportation and telecommunications 5. Metropolitan Atlanta's rapid growth has proven to be a major strain on the area's A...
Monday, October 27, 2014 at 2:39pm

physics
A person is pulled to the right on a sled (total mass of 60.1 kg) across the surface of a frozen pond with a force of 62.9 Newtons so that they move with a constant velocity. What is the force of friction acting on the sled? Choose your coordinate system so that upward, and to...
Monday, October 27, 2014 at 2:09pm

ga history
1. which economic activities are most dependent on georgia's climate? a lumber and mining b imports and exports c agriculture and tourism d transportation and telecommunications 2. the boundary between the piedmont and the coastal plain is known as the a foothills b fall ...
Monday, October 27, 2014 at 12:33pm

PLEASE HELP! SCIENCE
The system of blocks shown in the diagram below is being accelerated to the right at 4.4 m/s2 What is the applied force Small box mass- 0.10 kg Big box mass - 0.20 kg Acceleration - 4.4 m/s2 Coefficient kinetic - 0.35
Sunday, October 26, 2014 at 8:48pm

physics
The system of blocks shown in the diagram below is being accelerated to the right at 4.4 m/s2 What is the applied force Small box mass- 0.10 kg Big box mass - 0.20 kg Acceleration - 4.4 m/s2 Coefficient kinetic - 0.35
Sunday, October 26, 2014 at 8:25pm

Physical Education help
When diving into water, it is important to look before diving to avoid (blank) that could damage your nervous system. A. Deep water B. Underwater hazards C. Living creatures D. Water toys Is the answer B? Thanks
Saturday, October 25, 2014 at 10:39pm

Science HELP!
When diving into water, it is important to look before diving to avoid (blank)damage your nervous system. A. Deep water B. Underwater hazards C. living creatures D. Water toys Is the answer B? Thanks
Saturday, October 25, 2014 at 9:27pm

Theories and issues in working with school-age chi
Voters have been historically unwilling to underwrite a school-age child care system because A. recently immigrated families had more extended support and could take care of their children themselves. B. they believed that child care was the responsibility of families. C. they...
Friday, October 24, 2014 at 10:07pm

Chemistry
A piece of aluminum with mass of 5.0 g is immersed in 30.0 g of water. This system is heated electrically from 20.8 to 42.6°C. How many joules of energy are absorbed by the aluminum? (Cpaluminum = 24.4 J/mol-K; 1 mole of aluminum has a mass of 27.0 g)
Thursday, October 23, 2014 at 9:20pm

algebra
You have 10,000.00 to invest in two types of stock. the expected annual returns for the stocks are: stock A - 10 percent, stock b - 6 percent. You want the overall annual return to be 8 percent. Write a linear system of equations that represents the given information. How or ...
Thursday, October 23, 2014 at 7:56pm

physics
A 1.0-kg cart and a 0.50-kg cart sit at different positions on a low-friction track. You push on the 1.0-kg cart with a constant 2.5-N force for 0.15m . You then remove your hand, and the cart slides 0.35 m and strikes the 0.50-kg cart. By what amount does your force change ...
Thursday, October 23, 2014 at 7:54pm

S.S.
9. Under America's second party system, the Whigs stood for A. policies that directly supported commercial enterprises. B. policies that kept government hands off business and industry. C. a "liberally negligent" state. D. a "negative liberal state." Ms...
Thursday, October 23, 2014 at 5:23pm

Chemistry
A volume of 100.mL of H2O is initially at room temperature (22.00 ∘C). A chilled steel rod at 2.00 ∘C is placed in the water. If the final temperature of the system is 21.50 ∘C , what is the mass of the steel bar? Use the following values: specific heat of ...
Thursday, October 23, 2014 at 4:24pm

science
Which component of the technological system is achieved when an automobile airbag inflates?
Thursday, October 23, 2014 at 1:36pm

statistics
3. Community Health Center, a new patient clinic in your town serving only underinsured and uninsured patients, has asked you to help its HIM department. Calculate the number of shelving units needed for a medical record filing system based on eight shelves per unit at 36 ...
Thursday, October 23, 2014 at 9:26am

Chemistry
26.5 kJ of heat is added to 5.44 g of ice at 0 C. What phase(s) are present and what is the temperature of the system after all the heat is absorbed?
Thursday, October 23, 2014 at 12:39am

physics
A Ferris wheel rotates at an angular velocity of 0.29 rad/s. Starting from rest, it reaches its operating speed with an average angular acceleration of 0.039 rad/s2. How long does it take the wheel to come up to operating speed?
Wednesday, October 22, 2014 at 10:26pm

PHYSICS
I AM SORRY I JUST HAVE ONE OF THE MOST HORRIBLE TEACHERS, AND I AM TEACHING MYSELF FOR I GET NOTHING IN CLASS. On an old-fashioned rotating piano stool, a woman sits holding a pair of dumbbells at a distance of 0.565m from the axis of rotation of the stool. She is given an ...
Wednesday, October 22, 2014 at 6:26pm

Chemistry
How much work must be done on a system to decrease its volume from 14.0 L to 5.0 L by exerting a constant pressure of 4.0 atm?
Wednesday, October 22, 2014 at 5:13pm

guidance
The basis of a good child-guidance system is the caregiver's A. knowledge of child development.B. choice of equipment.C. arrangement of space in the facility.D. schedule of activities.  A.
Wednesday, October 22, 2014 at 12:28pm

Science- Astronomy
Suppose we find a planet in another solar system that has an earth like atmosphere with plentiful oxygen but no life of any kind. Question= Is this discovery considered reasonable or surprising can you please explain? Thank you
Wednesday, October 22, 2014 at 10:30am

guidance
The basis of a good child-guidance system is the caregiver's A. knowledge of child development.B. choice of equipment.C. arrangement of space in the facility.D. schedule of activities. A.
Tuesday, October 21, 2014 at 11:23pm

Need help pleas (science)
. Why are energy transformation important for an ecosystem's stability? . What is the role of photosynthesis I'm making energy "usable" for life? . What is the link between decomposition and photosynthesis? . What is the connection of energy flow through ...
Tuesday, October 21, 2014 at 11:19pm

Science
. Why are energy transformation important for an ecosystem's stability? . What is the role of photosynthesis I'm making energy "usable" for life? . What is the link between decomposition and photosynthesis? . What is the connection of energy flow through ...
Tuesday, October 21, 2014 at 7:35pm

Science
. Why are energy transformation important for an ecosystem's stability? . What is the role of photosynthesis I'm making energy "usable" for life? . What is the link between decomposition and photosynthesis? . What is the connection of energy flow through ...
Tuesday, October 21, 2014 at 5:03pm

World History (Ms. Sue)
How did the French system of colonial rule differ from that of Great Britain? A: The French system of colonial rule differed from that of Great Britain in several ways. In Great Britain, the colonial rule was indirect, keeping the old African elite in power and sowing the ...
Tuesday, October 21, 2014 at 1:18pm

World History (Ms. Sue)
How did the French system of colonial rule differ from that of Great Britain? A: The French system of colonial rule differed from that of Great Britain in many ways. In Great Britain, the system was basically a fraud because British administrators made all major decisions. The...
Tuesday, October 21, 2014 at 11:49am

Accounting
Journal Entries Under the Perpetual Inventory System Bhushan Building Supplies entered into the following transactions.
Tuesday, October 21, 2014 at 8:36am

math
Identify the solution(s) of the system of equations, if any. x + 2y = 7 3x - 6y = 3 (4, ) (4, ) (, 4) (, 4)
Tuesday, October 21, 2014 at 12:04am

Physics
This is a question related to work. Today we had a pop quiz in my physics class and I am just trying to check my work here :D 1) if there is a 5 kg block on a horizontal table connected with string to a 3 kg block hanging off the side of the table through a pulley. Assume the ...
Monday, October 20, 2014 at 10:27pm

English-Annotation Please Help
In the recent years, the media has shared with the public two very different stories involving children who committed acts of violence. Both minors were charged with murder and sent to adult state prison to serve their prison sentences. Some people may believe these teens ...
Monday, October 20, 2014 at 10:13pm

S.S.
8. Under the leadership of Lucretia Mott and Elizabeth Cady Stanton, the high point of the Seneca Falls convention was the drafting of the Declaration of A. Sentiments. B. Women's Rights. C. Opinion. D. Human Rights. A? 9. Under America's second party system, the Whigs...
Monday, October 20, 2014 at 7:59pm

planning & implementing for the environment
After establishment of your child care center, equipment and supplies will comprise what percentage of your annual operating budget? A. 0.5 percent to 1.5 percentB. 1.5 percent to 3 percentC. 5.5 percent to 7 percentD. 3 percent to 5.5 percent B
Monday, October 20, 2014 at 7:33pm

Health JUST NEED ANSWERS CHECKED :)
1. Your respiratory system is the system in your body that is responsible for breathing. True*** False 2. The lungs are made up of thick fibrous tissue. True False*** 3. Internal respiration takes place in the alveoli. True False*** 4. The alveoli are located at the end of the...
Monday, October 20, 2014 at 6:06pm

World History (Ms. Sue)
Which country do you think had a stronger democracy at the end of the nineteenth century, France or England? Why? A: I think England had a stronger democracy at the end of the nineteenth century. By 1870, England, or Great Britain, had long had a working two-party ...
Monday, October 20, 2014 at 1:58pm

Health Check answers :)
1. Your respiratory system is the system in your body that is responsible for breathing. True*** False 2. The lungs are made up of thick fibrous tissue. True False*** 3. Internal respiration takes place in the alveoli. True False*** 4. The alveoli are located at the end of the...
Monday, October 20, 2014 at 1:53pm

judicial system
Explain how a defendant may be processed through The Missouri judicial system. I have searched the internet and I can not information on this.
Monday, October 20, 2014 at 1:36pm

Algebra
I really need your help in solving this problem. Your time and efforts will be very much appreciated. Here is the question? Graph the solutions of each system: (x <= 0 (y < 0
Monday, October 20, 2014 at 2:22am

Physics: mechanics
A 250g bullet with a speed of 500m/s passes through the center of a 1.5kg square wooden block [ side length 18cm] at rest upon a horizontal frictionless surface. As it exits the block, the bullet has a speed of 150m/s. A) find the initial speed of the center of mass of the ...
Monday, October 20, 2014 at 1:15am

Anatomy and Physiology
There are many disease, disorders, syndromes that attack the muscular system such as muscular dystrophy, hypotonia, polio, etc. Because of our research facilities and advanced medical care in the United States, many of the people in our country who are victims of these ...
Sunday, October 19, 2014 at 11:59pm

Calculus
A pulley system on a pier is used to pull boats towards the pier for docking. Suppose that a boat is being docked and has a rope attaching the boat's bow on one end and feeding through the pier's pulley system on the other end. The pulley system is 1 meter higher than ...
Sunday, October 19, 2014 at 8:26pm

Physics
Consider a rod plus disc system. The rod has a total length L =1.30 m, while the disc has a radius of R = L/2. The pivot is at P where the distance between P and the end of the rod is L/4. Point O is at the center of the disc, and the distance between O and P is 0.975 m. The ...
Sunday, October 19, 2014 at 5:13pm

biology
Where is the location of the phosphatase enzyme in the digestive system. There is no site that i can find that can provide an answer...
Sunday, October 19, 2014 at 1:58pm

English
I need help annotating please help me In the recent years, the media has shared with the public two very different stories involving children who committed acts of violence. Both minors were charged with murder and sent to adult state prison to serve their prison sentences. ...
Saturday, October 18, 2014 at 4:44pm

S.S.
11. Under the _______ system, Spanish conquistadores were rewarded with local villages and control over the local labor force. A. encomienda B. plantation C. impresario D. land reform A?
Saturday, October 18, 2014 at 4:16pm

Criminal Justice/Report Writing
Which of the following is one of the reasons the Uniform Crime Reporting Program __________ in 1982? A. was renamed the Summary Data Reporting System B. discontinued collecting and tracking statistics C. was revised D. broke ties with the FBI I am torn between A & C.
Saturday, October 18, 2014 at 12:13pm

physics
A mass of 3.25 kg is attached to the end of a spring that is stretched 20 cm by a force of 14 N. It is set in motion with an initial position x_0 = 0 and initial velocity (in m/s) v_0 = -11. Find the amplitude, period, and frequency of the resulting motion. You should assume ...
Friday, October 17, 2014 at 8:43pm

science
The muscular system is essential because it allows our bones to A. Strength B. Contract C. Lengthen D. Move Is the answer is D? Thanks.
Friday, October 17, 2014 at 7:41pm

Thermodynamics
Steam in a cylinder-piston arrangement expands from an initial condition of 5 bar, 80% dry to a final state of 2 bar, dry saturated steam. The initial volume of steam is 0.8 m3. The process of expansion can be represented by a straight line on the p–Vdiagram. 5B. What is ...
Friday, October 17, 2014 at 7:25am

physics laws of motion
a block of mass 300kg is set into motion on a frictionless horizantal surface with help of frictionless pulley and a rope system.what horizantal force F should be applied to produce an acceleration of 1m/s in block
Friday, October 17, 2014 at 2:59am

Grade 12
a 4.0kg block is attached to a vertical rod by two strings.when the system rotates about the axis of the the rod,the strings extend.What is the tension in the lower cord if tension on upper cord is 60N ?
Friday, October 17, 2014 at 12:20am

Drug Law
The author argues that illegal use of____ highlighted the presence of racial discrimination in the criminal justice system. 1)crack & powder cocaine 2)pot & meth 3)crack & pot 4)pot & heroin
Thursday, October 16, 2014 at 5:05pm

Sociology
Which of the following disadvantages built into the criminal justice system is not class based? 1) Jim Crow laws 2)Visibly crowed residential areas 3)An ability to pay bail 4)Racial profiling is the reason for African American pedestrian stops
Thursday, October 16, 2014 at 4:44pm

chemistry
A mixture containing 15 g of carbon and 25 g of oxygen is sealed in a flask. The total mass of the system is 140 g. The flask is then heated to cause the carbon and oxygen to react. The sealed flask is then weighed. What is the final weight of the system?
Wednesday, October 15, 2014 at 2:20pm

Science
what system/part of the body does the disorder affect?
Tuesday, October 14, 2014 at 5:06pm

physics
A bumper car with mass m1 = 100 kg is moving to the right with a velocity of v1 = 4.6 m/s. A second bumper car with mass m2 = 86 kg is moving to the left with a velocity of v2 = -3.8 m/s. The two cars have an elastic collision. Assume the surface is frictionless. 1) What is ...
Tuesday, October 14, 2014 at 4:40pm

physics
The system in the Figure is in equilibrium. A mass M1 = 226.0 kg hangs from the end of a uniform strut which is held at an angle è = 41.0° with respect to the horizontal. The cable supporting the strut is at angle á = 27.4° with respect to the horizontal...
Tuesday, October 14, 2014 at 4:19pm

math
In a suspension bridge, the shape of the suspension cables is parabolic. The bridge shown in the figure has towers that are 400 m apart, and the lowest point of the suspension cables is 100 m below the top of the towers. Find the equation of the parabolic part of the cables, ...
Tuesday, October 14, 2014 at 12:24pm

physic
Two boxes are connected by by a massless string over a massless, frictionless pulley. Box 1 has a mass of m1 = 15.0 kg and is initially at rest at the bottom of a frictionless surface inclined at an angle θ = 30.0◦ above the horizontal. Box 2 has a mass of m2 = 10.0...
Tuesday, October 14, 2014 at 12:13pm

science
The primary unit of length in the metric system is the: kilometer meter millimeter centimeter
Tuesday, October 14, 2014 at 11:05am

Algebra
Mina's catering service is organizing a formal dinner for 280 people.The hall has two kinds of tables, one that seats 4 people and one that seats 10 people.The hall can contain up to a total of 52 tables.Write and graph a system of inequalities that can be used to ...
Monday, October 13, 2014 at 11:36pm

physic
Two boxes are connected by by a massless string over a massless, frictionless pulley. Box 1 has a mass of m1 = 15.0 kg and is initially at rest at the bottom of a frictionless surface inclined at an angle θ = 30.0◦ above the horizontal. Box 2 has a mass of m2 = 10.0...
Monday, October 13, 2014 at 7:17pm

Differential Equations
Consider the system shown below of two masses of mass m, coupled together between two fixed walls via springs with varying spring constants. Let x(t) and y(t) be the horizontal displacements of the two masses as a function of time. (a)Write down a system of differential ...
Monday, October 13, 2014 at 5:55pm

physics
A frictionless massless pulley has 7 kg tied to a cable on the left side and an unknown mass (M) on the right. The unknown mass accelerates downward at 6.6 m/s2 What is the accelerationof the system/tension of the rope
Monday, October 13, 2014 at 5:12pm

Physics
A particle of mass =6.50 kg moves with a velocity v1=x1i+y1j+z1k. A second particle of mass =3.50 kg moves with a velocity v2=x2i+y2j+z2k. And a third particle of mass =6.30 kg moves with a velocity v3=x3i+y3j+z3k. Here, (x1,y1,z1)=(-2.5,5.4,1.2), (x2,y2,z2)=(-2.3,0.1,-2.5) ...
Monday, October 13, 2014 at 4:21pm

College Physics
Two crates are connected by a massless rope that passes over a pulley. If the crates have mass 33 kg and 82 kg, find their acceleration. If the system begins at rest, with the more massive crate a distance 12 m above the floor, how long does it take for the more massive crate ...
Monday, October 13, 2014 at 3:43pm

Math
1) An aerobics class is being offered at the ABC body gym. Nonmembers pay $4 per class while member pay a monthly fee of $10 plus $2 per class. a. Create a linear system to represent the two options. b. At how many classes will the cost be the same? What is that cost? c. When ...
Monday, October 13, 2014 at 11:26am

Math
3) While traveling for vacation, you have decided to divide your lodging between a resort, and a regular stay hotel. Let x represent the number of nights you will spend in a resort, and let y represent the number of nights you will spend in a regular stay hotel. a. Write a ...
Monday, October 13, 2014 at 2:08am

physics
. What is the resultant momentum of a system of two particles with these masses and velocities: 3.75 kg moving north at 5.6 m/s and 4.2 kg moving northwest at 2.3 m/s?
Sunday, October 12, 2014 at 8:59am

Algebra 2 Answer Check
Classify each system and determine the number of solutions. {3y = 2x; -4x + 6y = 3 A: inconsistent; no solution
Saturday, October 11, 2014 at 8:16pm

Biology
What is the location and effect of waves of contraction in the digestive system.
Saturday, October 11, 2014 at 8:05pm

Math College (Algebra)
How to solve this system? x + [(3x-y)/(x^2+y^2)] = 3 y - [(x+3y)/(x^2+y^2)] = 0
Saturday, October 11, 2014 at 7:19pm

Algebra 2
solve each system of equation 3x+5y+2z=4 2x-2y+3z=-4 x+y+z=0 *could you show work because I want to learn how you got this answer
Saturday, October 11, 2014 at 5:35pm

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