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August 30, 2014

Homework Help: Computers: Operating Systems

Recent Homework Questions About Operating Systems

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government
A multi-party system a. tends to produce a stable government. b. helps one party win the support of a majority of voters. c. is composed of parties with special interests. d. promotes the ideological consensus of the public.
Thursday, April 18, 2013 at 2:08pm

Calc
What is the solution of this system? 2x + 3y = 32 11y − 2x = 52 A. x = 3/2 , y = 5 B. x = 4, y = 8 C. x = 7, y = 6 D. x = 10, y = 4 E. x = 8, y = 16/3
Thursday, April 18, 2013 at 11:56am

English
Please check my answers! Thanks :) 1. In Yeats’s poem “The Second Coming,” the falcon and the falconer are images that most likely represent *something out of control and unnatural. the beauty and abundance of nature. a sad, uncomfortable image of old age. 2. ...
Thursday, April 18, 2013 at 11:20am

chemistry
Explain why exothermic processes are mire likely spontaneous when temperature of the system is low?
Thursday, April 18, 2013 at 9:55am

MECHANICAL ENGINEERING
Need help with some engineering math problems? 1. You wish to determine the total system efficiency of your hydraulic press that is powered by an electric motor. The characteristics of the hydraulic press are as follows: •Electric motor utilizes 5 amps under load & ...
Thursday, April 18, 2013 at 1:07am

Chemistry
What is the pH of a buffer system that contains 0.18M NH4+ and 0.14M NH3? The pKa of NH4+ is 9.25.
Thursday, April 18, 2013 at 12:02am

non linear equations
find all solutions of the system. y+x^2=-5x y-5x=25
Wednesday, April 17, 2013 at 9:53pm

Algebra
2 questions I need some help with please! 1. Find the partial sum S5. an= -2n+16 2.Solve the system by triangularizing the augmented matrix and using bakc substitution. 7x=y-6 3y= -5-2x
Wednesday, April 17, 2013 at 8:38pm

PHYSICS
The only force acting on a particle is conservative force F. If the particle is at point A, the potential energy of the system associated with F and the particle is 39 J. If the particle moves from point A to point B, the work done on the particle by F is +25 J. What is the ...
Wednesday, April 17, 2013 at 7:29pm

U.S/history AP-
--------1870's split in the republican party;wanted a civil service system because they disagreed whith the OLD GUARD Republicans on who should control patronage jobs. Led by senator James G Blaine my answer HALF BREED
Wednesday, April 17, 2013 at 1:14pm

Physics
An 87-kg box is attached to a spring with a force constant of 82 N/m. The spring is compressed 11 cm and the system is released. (a)What is the speed of the box when the spring is stretched by 7.0 cm? (b)What is the maximum speed if the box?
Tuesday, April 16, 2013 at 10:01pm

History please help
Which of the following issues was not on the agenda of the National Organization for Women in the late 1960s a and early 1970s? a. Women should have equal employment opportunities. B. Child care needed to be regulated and more readily available. c. Abortion rights should be ...
Tuesday, April 16, 2013 at 8:54pm

STATISTICS
The manager of an accounting office is studying the problem of incorrect account numbers being entered into the computer system and wishes to produce a p chart. A subgroup of 200 account numbers is selected from each day's enteries and checked to determine the number of ...
Tuesday, April 16, 2013 at 6:12pm

chemistry
Oxygen gas is collected over water at a temperature of 20c. If the totalmpressure of the system is 755mm, what is the pressure of the dry O2 gas?
Tuesday, April 16, 2013 at 12:55pm

U.S/history AP
welthy dutch settlers in New York. Given money and land to set up feudal system. my answer New Netherlands
Monday, April 15, 2013 at 8:14pm

math statitics
The makers of the MAGNETIZER Engine Energizer System (EES) claim that it improves gas mileage and reduces emissions in automobiles by using magnetic free energy to increase the amount of oxygen in the fuel for greater combustion efficiency. Following are test results, ...
Monday, April 15, 2013 at 3:08pm

physics
A 2.4-kg cart is rolling along a frictionless, horizontal track towards a 1.3-kg cart that is held initially at rest. The carts are loaded with strong magnets that cause them to attract one another. Thus, the speed of each cart increases. At a certain instant before the carts ...
Monday, April 15, 2013 at 9:22am

algebraic systems
ok, so im stumped on this bonus system. there is a hint that the prof. gave that said that all coefficients are 1 or -1. can someone do this and explain how you did it? a + b + c + d + e + f + g + h + k + m = 27 a – b + c + d + e + f + g + h + k + m = 23 a + b - c + d + e...
Monday, April 15, 2013 at 12:44am

BIO
3. Fish have a two chambered heart called a single loop. discuss the benefits and drawbacks of this system. 4. Amphibians have a three chambered heart. Discuss the importance of the extra chamber in terms of the obvious physical differences that amphibians like frogs have from...
Sunday, April 14, 2013 at 10:26pm

Physics
A circuit contains six 270 lamps and a 18.0 heater connected in parallel. The voltage across the circuit is 120 V. (a) What is the current in the circuit when four lamps are turned on? (b) What is the current in the circuit when all lamps are on? (c) What is the current in the...
Sunday, April 14, 2013 at 9:19pm

probability
A computer has 12 hard drives. The probability that an individual hard drive fails within one year is .25. What is the probability that the system will have exactly 4 failures in one year?
Sunday, April 14, 2013 at 7:22pm

Biology
Fish have a two chambered heart called a single loop. Discuss the benefits and drawbacks of this system.
Sunday, April 14, 2013 at 4:13pm

Physics
A rotating uniform-density disk of radius 0.6 m is mounted in the vertical plane. The axle is held up by supports that are not shown, and the disk is free to rotate on the nearly frictionless axle. The disk has mass 5.8 kg. A lump of clay with mass 0.5 kg falls and sticks to ...
Sunday, April 14, 2013 at 4:08pm

Physics
11-098-satellite_and_junk.jpg A spherical satellite of radius 4.6 m and mass M = 195 kg is originally moving with velocity vsatellite,i = < 3000, 0, 0 > m/s, and is originally rotating with an angular speed ?1 = 2 radians/second, in the direction shown in the diagram. A ...
Sunday, April 14, 2013 at 4:06pm

Physics
A device consists of eight balls each of mass 0.4 kg attached to the ends of low-mass spokes of length 1.8 m, so the radius of rotation of the balls is 0.9 m. The device is mounted in the vertical plane. The axle is held up by supports that are not shown, and the wheel is ...
Sunday, April 14, 2013 at 4:01pm

Java programming
can anybody help me.. Multidimensional Array Use a two-dimensional array (for example of 3 by 3) to simulate the addition operation of two matrices. Sample output: the first matrix: 1 2 3 1 0 1 1 2 1 the second matrix: 1 1 1 2 2 2 3 3 3 The total of two matrices: 2 3 4 3 2 3 5...
Sunday, April 14, 2013 at 2:50pm

physics
'a weather station monitors a storm using a radar system. the radio wave pulse emitted is received back at the transmitter after 0.34 ms. the wavelength emitted was 5.6 cm and that received after reflection from the storm was 1 billionth of a meter longer. what information...
Sunday, April 14, 2013 at 8:42am

physics
A gate is free to rotate without friction about its hinges at H. The gate is initially at rest. A 4.00 kg ball of mud is thrown at 18.0 m/s towards the center of the gate and the path of the mud is perpendicular to the plane of the gate. A) Compute the magnitude of the mud'...
Saturday, April 13, 2013 at 4:33pm

business
Healthy Options is a Pharmaceutical Company which is considering investing in a new production line for its pain-reliever medicine for individuals who suffer from cardio vascular diseases. The company has to invest in equipment which costs $2,500,000 and falls within a CCA tax...
Saturday, April 13, 2013 at 4:11pm

Accounting
Basic NPV: No Salvage Value or Taxes Carrie Rushing is considering the purchase of a new production machine that costs $120,000. She has been told to expect decreased annual operating expenses of $40,000 for four years. At the end of the fourth year, the machine will have no ...
Saturday, April 13, 2013 at 3:06am

Managerial Accounting
IRR: Even Cash Flows Williams and Park Accounting Practice is considering investing in a new computer system that costs $9,000 and would reduce processing costs by $2,000 a year for the next six years. Required: Calculate the internal rate of return, using the time value of ...
Saturday, April 13, 2013 at 3:05am

Managerial Accounting
IRR: Even Cash Flows Williams and Park Accounting Practice is considering investing in a new computer system that costs $9,000 and would reduce processing costs by $2,000 a year for the next six years. Required: Calculate the internal rate of return, using the time value of ...
Saturday, April 13, 2013 at 3:05am

Managerial Accounting
IRR: Even Cash Flows Williams and Park Accounting Practice is considering investing in a new computer system that costs $9,000 and would reduce processing costs by $2,000 a year for the next six years. Required: Calculate the internal rate of return, using the time value of ...
Saturday, April 13, 2013 at 3:05am

Managerial Accounting
Kim Johnson purchased an asset for $80,000. Annual operating cash inflows are expected to be $30,000 each year for four years. At the end of the life of the asset, Kim will not be able to sell the asset because it will have no salvage value. Required: What is the net present ...
Saturday, April 13, 2013 at 3:02am

car!
Which one of these statements is true about a "bumper-to-bumper" warranty. A. Normal wear and tear is NOT covered by the warranty. B. All expenses except gasoline and routine oil changes are covered by the warranty. C. Every part and system is covered without ...
Friday, April 12, 2013 at 5:40pm

Phyics
In a solar water heater, energy from the Sun is gathered by water that circulates through tubes in a rooftop collector. The solar radiation enters the collector through a transparent cover and warms the water in the tubes; this water is pumped into a holding tank. Assume that ...
Friday, April 12, 2013 at 7:28am

Science URGENT~
1. Your ____ is your first line of defense against pathogens. (1 point) brain heart large intestine skin 2. Blood vessels help regulate your body's temperature. When it's cold, your blood vessels ____ to decrease blood flow and retain heat. (1 point) boil constrict ...
Thursday, April 11, 2013 at 9:57pm

Biology
What type of cell in the central nervous system play an important role in the uptake and processing of neurotransmitters from synaptic clefts? neuron oligodendrocyte microglia endothelial cell ependymal cell
Wednesday, April 10, 2013 at 10:33am

Biology
As should be clear from reviewing the midsagittal plane through the brain, which statement below most accurately describes the components of the ventricular system and/or the circulation of cerebrospinal fluid (CSF)? CSF flows directly from one lateral ventricle through an ...
Wednesday, April 10, 2013 at 10:31am

Biology
Theme A: Surface anatomy of the brain Of the following pairs of directional terms, which pair contains terms that define PERPENDICULAR (orthogonal) directions when applied to the identified region of the central nervous system? in the brainstem, ventral & anterior in the ...
Wednesday, April 10, 2013 at 10:30am

Dynamics of Rigid Bodies
The system of blocks A and B and two pulleys C and D is assembled as shown in the figure. Neglecting friction in and the mass of the pulleys, and assuming that the whole system is initially at rest, determine the acceleration of block A. The coefficient of kinetic friction ...
Wednesday, April 10, 2013 at 6:37am

language
Analogies 1. war:peace::soldier:_____________ marine, captain, conscientious objector, sailor 2. piccolo:flute::violin:_______ cello, saxaphone, trumpet, bass drum 3. strengthen:build up::atrophy:_______ circulatory system, death,muscles, waste away 1.marine 2. cello 3. waste ...
Wednesday, April 10, 2013 at 12:36am

Computer (Visual Basic)
You are in the process of selecting the BackColors and ForeColors for you new application. When you originally learned to use Visual Studio, you were only aware of one of the palettes that was available to you, but your developer colleague informs you that you have more ...
Tuesday, April 9, 2013 at 11:41pm

Chemistry
I'm reviewing for a test and I'm on Le Chatelier's principle. Decreasing the temperature of an exothermic reaction shifts the equilibrium to the right? I understood this weeks ago but now I can't remember. Wouldn't decreasing the temperature cause there to ...
Tuesday, April 9, 2013 at 6:08pm

Math
What will the graph look like for a system of equations that has no solution? A. The lines will be perpendicular. B. The lines will cross at one point. C. Both equations will form the same line. D. The lines will be parallel. I think it is D..?
Tuesday, April 9, 2013 at 2:28pm

Writing
for this profile story i'm doing one of my sentences was Originally from central Indiana, Gilbert did not grow up in a diverse neighborhood, nor did she attend a diverse school system. My teacher told me to elaborate on when I say diverse.. Is this better? Growing up in ...
Tuesday, April 9, 2013 at 9:06am

Physics gravity
A thin spherical shell has a radius of 2.4 m and a mass of 410 kg, and its center is located at the origin of a coordinate system. Another spherical shell with a radius of 1 m and mass 135 kg is inside the larger shell with its center at 0.6 m on the x axis. What is the ...
Monday, April 8, 2013 at 11:18pm

math
solve each system of equations by graphing y=-1/2x+5 y=3x-2
Monday, April 8, 2013 at 10:19pm

Accounting
The Divine Merchandising Corporation began March operations with merchandise inventory of 6 units, each of which cost $27. During March, Divine Merchandising made the following purchases: (1) March 4, 12 units @ $28 per unit, (2) March 15, 18 units @ $30 per unit, (3) March 26...
Monday, April 8, 2013 at 8:57pm

science
1. _____ is the process by which food is broken down so that nutrients can be used by the body. (1 point) Absorption Digestion Elimination Ingestion 2. What type of digestion takes place in the mouth? (1 point) chemical mechanical chemical and mechanical neither chemical nor ...
Monday, April 8, 2013 at 7:51pm

SS Please check answers
1. The admission of Missouri as a slave state was controversial in the Senate because the Senate was pro-slavery. it would create sectionalism. **it would upset the balance. the Senate was anti-slavery. 2. The main topic of the Lincoln-Douglas debates was Western territories. ...
Monday, April 8, 2013 at 5:37pm

physics
The mean diameters of X and Y, two planets in the same solar system, are 7.0 103 km and 1.4 104 km, respectively. The mass of X is 0.15 times the mass of Y. The value of g on Y is 8.6 m/s2. (a) What is the ratio of the mean density of X to that of Y (ρX / ρY)? (b) ...
Monday, April 8, 2013 at 5:31pm

Algebra
I just cannot seem to get these two problems. Any help is greatly appreciated. Use the method of substitution to solve the system. xy= 4 5x − y + 19= 0 and y^2 − 4x^2 = 7 9y^2 + 16x^2 = 323
Monday, April 8, 2013 at 5:02pm

Science
PLEASE HELP MY DAUGHTER WANTS ME TO CHECK HER HOMEWORK AND I DON'T KNOW TO MUCH ABOUT SCIENCE LOL! BUT PLEASE HELP PLEASE PLEASE HELP ME PLEASE 'IN YOUR OWN WORDS PLEASE' PLEASE PLEASE PLEASE 'IN YOUR OWN WORDS' IN YOUR OWN WORDS PLEASE' I'M BEGAN ...
Monday, April 8, 2013 at 5:00pm

science
10 students whose combined mass is 700 kg ride down 30 m in a elevator. How much thermal energy is produced in the elevator system by the loss in gravitational potential energy of the students
Monday, April 8, 2013 at 4:01pm

Physics
A series RCL circuit has a resonant frequency of 1470 Hz. When operating at a frequency other than 1470 Hz, the circuit has a capacitive reactance of 5.0 Ù and an inductive reactance of 29.0 Ù. (a) What is the value of L? 1 H (b) What is the value of C? 2 F
Monday, April 8, 2013 at 2:54pm

Mathematics
System 5x+8y+6z=14 2x+5y+z=12 -3x+6y-12z=20
Monday, April 8, 2013 at 11:29am

Physics
two blocks are connected by a light rope over a pulley fixed at the edge of a table such that bloc A, 16kg is a the table top and block B, 8kg is hanging by the edge. block A is acted upon by a mass of 200N acting towards the center of table surface. the coefficient of kinetic...
Monday, April 8, 2013 at 5:19am

science
1. _____ is the chemical reaction in cells that needs oxygen to release energy and produces carbon dioxide and water as waste. (1 point) Breathing Exhaling Inhaling Respiration 2. Lungs are masses of _____, grapelike clusters of tiny sacs that are surrounded by _____, where ...
Monday, April 8, 2013 at 12:22am

Chemistry
A 72.2 g ice cube floats in the Arctic Sea. The temperature and pressure of the system and surroundings are at 1 atm and 0°C. Calculate ΔSsys, ΔSsurr, and ΔSuniv for the melting of the ice cube. (The molar heat of fusion of water is 6.01 kJ/mol.)
Sunday, April 7, 2013 at 10:42pm

Physics
A particle hangs from a spring and oscillates with a period of 0.2 s.If the mass-spring system remained at rest, by how much would the mass stretch it from its normal equilibrium position? The acceleration of gravity is 9.8 m/s^2
Sunday, April 7, 2013 at 9:00pm

Physics
You drop a 1.60 kg book to a friend who stands on the ground at distance D = 12.0 m below. If your friend's outstretched hands are at distance d = 1.40 m above the ground (see the figure), (a) how much work Wg does the gravitational force do on the book as it drops to her ...
Sunday, April 7, 2013 at 8:59pm

Physics
A crane with a movable pulley system on a horizontal arm is moving a large container. The 355 kg container is hanging from a cable that is 6.15 m out on the 7.50 m arm. The arm has a mass of 345 kg. A cable that is attached to its end makes and angle 32.0 degrees with the ...
Sunday, April 7, 2013 at 5:56pm

epidemiology
Let’s say you are a health policy expert and you are sitting in your office and you receive a phone call from a news reporter. The reporter asks you to comment for a story she is writing. She has learned from the chief of neurosurgery at Cooper University Hospital that ...
Friday, April 5, 2013 at 6:21pm

math
. A clothing store has everything on sale for between 10% and 40% off. This can be represented by the system of inequalities shown below, where y is the amount of discount and x is the cost of the clothing item.
Thursday, April 4, 2013 at 1:18pm

physics
In the operating room, anesthesiologists use mass spectrometers to monitor the respiratory gases of patients undergoing surgery. One gas that is often monitored is the anesthetic isoflurane (molecular mass = 3.06 10-25 kg). In a spectrometer, a singly ionized molecule of ...
Thursday, April 4, 2013 at 12:29pm

Math
The function r(w) = 2aw-2 + b + c where a, b and c are constants. You are given that r(1) = 5; r’(4) = 12 and r′’(2) = 18. By substituting for w in the above function and its derivatives or otherwise, show that the three given function values give rise to a ...
Wednesday, April 3, 2013 at 8:51pm

poetry
can u help me with a an acrostic poem for nervous system?
Wednesday, April 3, 2013 at 6:38pm

math x
8. The Chicago Public School system has about 680 schools. About 130 of the schools will be closed. If five schools are chosen at random find the probability that at least 3 of them will be closed.
Wednesday, April 3, 2013 at 4:59pm

chem
calculate the volume of water that can be treated if 50 g of potassium permanganate is added to the system. Assume that the concentrated iron (II) ions in well water is 5.0ppm
Wednesday, April 3, 2013 at 3:52pm

math statistic
The Chicago Public School system has about 680 schools. About 130 of the schools will be closed. If five schools are chosen at random find the probability that at least 3 of them will be closed.
Wednesday, April 3, 2013 at 3:51pm

stastics
solving problem the chicago public school system has about 680 schools about 130 of the schools will be closed. if the five schools are chosen at random find the probability that at least three of them willl be closed
Wednesday, April 3, 2013 at 10:21am

math
find the solution of the following system of equations x-y=0 x+y=4
Tuesday, April 2, 2013 at 11:14pm

Physics
A spring with a spring constant of 35.0 N/m is attached to different masses, and the system is set in motion. What is the period for a mass of 34 g? Answer in units of s
Tuesday, April 2, 2013 at 7:19pm

math
What is the value of u in the following system of linear equations? 4u + 3v = –1 3u + 2v = 1 a) 5 b)-11/2 C)-7 d)19/3
Tuesday, April 2, 2013 at 6:42pm

math
What is the value of u in the following system of linear equations? 4u + 3v = –1 3u + 2v = 1 a) 5 b)-11/2 C)-7 d)19/3
Tuesday, April 2, 2013 at 6:03pm

agriculture
name one intensive and one extensive system of poultry farming
Tuesday, April 2, 2013 at 4:40pm

physics
A uniform, 264-N rod that is 2.05 m long carries a 225-N weight at its right end and an unknown weight W toward the left end. When W is placed 47.9 cm from the left end of the rod, the system just balances horizontally when the fulcrum is located 82.7 cm from the right end. ...
Tuesday, April 2, 2013 at 4:35pm

Chemistry
At equilibrium, the concentrations in this system were found to be [N2]=[O2]=0.100 M and [NO]=0.500 M. The balanced chemical equation is N2+O2<--->2NO. If more NO is added, bringing its concentration to 0.800 M, what will the final concentration of NO be after ...
Tuesday, April 2, 2013 at 3:02pm

Physiology
How does nervous system control the activity of writing
Tuesday, April 2, 2013 at 2:13am

Math
1. The function r(w) = 2aw-2 + b + c where a, b and c are constants. w You are given that r(1) = 5; r’(4) = 12 and r′’(2) = 18. By substituting for w in the above function and its derivatives or otherwise, show that the three given function values give rise to ...
Monday, April 1, 2013 at 9:08pm

Physics
A spring with a spring constant of 35.0 N/m is attached to different masses, and the system is set in motion. What is its period for a mass of 2.4 kg? Answer in units of s
Monday, April 1, 2013 at 8:00pm

SST
'SINGLE TRANSFERABLE VOTING SYSTEM OF PROPORTIONAL REPRESENTATION IS USED FOR THE ELECTION OF'
Monday, April 1, 2013 at 8:37am

physics
In a solar water heater, energy from the Sun is gathered by water that circulates through tubes in a rooftop collector. The solar radiation enters the collector through a transparent cover and warms the water in the tubes; this water is pumped into a holding tank. Assume that ...
Monday, April 1, 2013 at 8:08am

physics
Two particles, each of mass 3.00 kg and speed 5.41 m/s, travel in opposite directions along parallel lines separated by a distance 3.15 m. What is the magnitude of L, the angular momentum of the two-particle system around a point midway between the two lines?
Monday, April 1, 2013 at 8:06am

chemistry
what is the crystal system of the crystal structure of cesium chloride
Monday, April 1, 2013 at 6:21am

managerial acct
Need help with this problem. Please show me how to work this one: The level of inventory of a manufactured product has increased by 8,000 units during a period. The following data are also available Unit manufacturing costs of the period: Variable: $24 Fixed: $10 Unit ...
Sunday, March 31, 2013 at 11:24pm

Algebra
A company has two printers. Printer A prints a pages per minute, and Printer B prints b pages per minute. When Printer A prints for 3 minutes and Printer B prints 5 minutes, a total of 70 pages are printed. When Printer A prints for 6 minutes and Printer B prints for 9 minutes...
Sunday, March 31, 2013 at 10:11pm

Algebra
Using the substitution method, what is the value of a in the solution to the system of equations below? a=3b+7 4a+9b=70
Sunday, March 31, 2013 at 10:04pm

POL
Policy making in the United States is made through incrementalism because (Points : 1) the Constitution prohibits grand sweeping steps. the Madisonian system prevents grand sweeping action. incrementalism is more efficient. incrementalism produces the best possible policy .
Sunday, March 31, 2013 at 6:09pm

Statistics
Suppose the U.S. president wants an estimate of the proportion of the population who support his current policy toward revisions in the Social Security system. The president wants the estimate to be within 0.028 of the true proportion. Assume a 99 percent level of confidence. ...
Sunday, March 31, 2013 at 3:10pm

algebra
directions Write a system of inequalities for the shaded region described. The shaded region is a rectangle with vertices at (2,1)(2,4)(6,4)
Saturday, March 30, 2013 at 9:23pm

human body
a friend has been taking over-the-counter vitamins and minerals because he heard that some of them can boost energy levels and immune system function. he begins experiencing fever, nausea, and recurrent kidney stones. based on these symptoms, what might you expect the problem ...
Saturday, March 30, 2013 at 3:01pm

Physics
The load-bearing piston in a certain hydraulic system has an area 35 times as large as the input piston. If the larger piston supports a load of 9000 N, how large a force must be applied to the input piston?
Saturday, March 30, 2013 at 2:59pm

math
Many scholars have set some standards to judge a system for taxation for its validity. How can you decide if a tax is good or bad
Saturday, March 30, 2013 at 12:04pm

physics
A pail with water (mass = 15 kg) is raised using a pulley system, if the pail accelerates upward at a rate of 1.45 m/s2, how much is the tension on the rope?
Saturday, March 30, 2013 at 3:47am

Chemistry
When 50.0ml of 1.00M HCl is titrated with 1.00M NaOH, the pH increases. calculate the difference in pH of the system when you add 49.99ml NaOH and 50.01ml of NaOH. Please work out detailed steps.
Friday, March 29, 2013 at 2:47pm

algebra
hola necesito ayuda con mi tarea pero no entiendo como aserlo porque esta en ingles which ordered pair is the solution set of the following system of inequalities? y< 1/2x + 4 y> and equal to -x + 1 f:(-5,3) g:(0,4) h:(3,-5) j:(4,0)
Friday, March 29, 2013 at 11:54am

AP CHEMISTRY
C(s) + H2O(g) ⇌ CO(g) + H2 ΔH>0 For the system above at equilibrium, which changes will increase the amount of H2(g)? I. Adding C(s) II. Increasing the volume of the container III. Increasing the temperature The answer is II and III. I understand everything ...
Friday, March 29, 2013 at 12:57am

Algebra
Suppose you buy flour and cornmeal in bulk to make flour tortillas and corn tortillas flour costs 1.50lb cornmeal costs 2.50lb you want to spend less than 9.50 on flour and cornmeal and you need at least 4lb altogether a) write a system of inequalities that describes this ...
Thursday, March 28, 2013 at 11:00pm

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