# Operating Systems

**Business and Finance Basics I 1**

060236RR Business and Finance Basics I 1. The taxable earnings column of a payroll register records A. the estimated tax. B. wages, actual tax, and estimated tax. ----C. what wages will be taxed. D. the actual tax. 2. Jones of Boston borrowed $40,000, on...

**physics**

Two blocks connected by a cord passing over a small, frictionless pulley rest on frictionless planes: a) What is the acceleration of the blocks? b) What is the tension in the cord? c) Which way will the system move when the blocks are released from rest? Right or left? On the ...

**physics**

The horizontal surface on which the objects slide is frictionless. If F = 12 N and M = 2kg, (a) what is the tension in string 1? (b) What is the acceleration of the system? <--2F--blockM--2--block2M--1--block3M--3F-->

**Physics**

Does anybody know the critical density for nuclear fusion within the disk of the solar nebula? This is related to the formation of the solar system. I guess this value should be the minimum density of hydrogen in the nebula that initiates nuclear fission, am I right? I have ...

**algebra**

on Tuesday Hayley only has 15 cups of flours and 9 eggs but she has more than enough butter and sugar which system of linear inequalities can Hayley use to model this situation when b represent the number of loves of banana and z represent the number of loves of zucchini bread

**Government**

1. Presidents Bush and Obama's foreign policies with Iran were different for what reason? a. President Bush employed the Monroe Doctrine; President Obama did not. b. President Bush preferred to isolate the adversary; President Obama engaged the adversary. c. President Bush ...

**Math**

1. Does the graph represent linear relationship? Why or why not? 2. Are the slopes of the lines the same or different? How can you tell? 3. Is the statement true: Line P has a greater slope than line Q -true -false 4. How many solutions does this system have? -one solution -...

**Math**

Solve the system of equations. y=2x^2 -3 y=3x-1 a. no solution b. (-1/2, 5)(2, -5/2) c. (-1/2,-5/2) (2,5)*** d. (1/2,5/2) (2,5)

**science**

hello i need help Problem How could renewable energy sources be used in a house? Devise a Plan 1. Consider what you learned about renewable energy sources. Use what you learned to design a house that operates entirely on renewable energy sources. Focus on three major needs: (1...

**Health**

1. What have tobacco companies done in recent years to improve the health of American Youth? (1 point) A. Created more kid-friendly cartoon advertisements for tobacco B. Helped pay for anti-smoking education C. Limited tobacco advertisement to websites only D. Stopped selling ...

**Health**

@Ms.sue I need your help please You have been having trouble breathing so you go to the doctor to check it out. What important question might he ask you to determine if you have been taking good care of your respiratory system? A. "Do you bathe regularly?" B. "Do you exercise ...

**AP Physics**

Determine the change in rotational kinetic energy when the rotational velocity of the turntable of a stereo system increases from 0 to 33 rpm. Its rotational inertia is 6.2×10−3kg⋅

**Algebra**

How do you solve a system of equations by substitution and/or elimination?

**Health and Physical Education**

1.Which is the correct order of the organization of the human body? A: Cell, tissue, organ system, organism*** B: Cell, organ, system organ, tissue, organism C: Tissue, organ, cell, organ system, organism D: Organ, organ system, tissue, cell, organism 2. The brain belongs to ...

**Social Studies**

A system in which a series of workers and machines work to add individual parts to a product is known as a(n)_______and it ______. a. assembly line/helped Georgia's economy by increasing production rates*** b. installment plan/helped consumers purchase on credit c. surplus ...

**History/SS**

How did the spoils system affect President Jame s Garfield and his successor Chester A. Arthur? Please Mrs.Sue give me some links or something!!

**Health and Physical education just three questions**

1 The Body's reaction to information is to send these to the brain. A neurons B impulses C dendrites D synapse 2 The part of the brain that controls movements and balance is the A cerebrum B derebellum C brain stem D frontal lobe 3 When diving into water, it is important to ...

**math**

The graph shows the system {y=2x+1 y=x2+1 . Which ordered pairs are solutions of the system? (0, 1) and (2, 5) (0, 1) and (1, 4) (0, 0) and (2, 5) (1, 0) and (4, 2)

**American Government Please Check**

1. Which of the following correctly describes how treaties are made? a. The president negotiates a treaty, and the House must approve funding for it. b. The Senate Foreign Relations Committee negotiates a treaty, and the House and the president must approve it. c. The ...

**Biology**

Multicellular organisms use a variety of communication methods to coordinate cell function. Choose ONE of the following examples below and describe the cell-to-cell communication that occurs, and then describe the types of responses that result from this communication. -...

**Physics**

A 10 kg bowling ball sits at the top of a 10 m hill and then slides down its icy hillside. a. What is the speed of the bowling ball when it reaches the bottom of the hill? b. What is the change in kinetic energy of the system as the bowling ball travels from the top of the ...

**Physics**

In a closed system where kinetic, potential, and thermal energy are changing, the kinetic energy decreases by 54 J, and the thermal energy increases by 13 J. What is the change in the potential energy?

**math**

The Green County school system has 2,997 high school students, 3,831 middle school students, and 5,084 elementary school students. How many total students are in the Green County school system? is it 11912 ?

**Math**

"Two numbers have a sum of 15 and a difference of 7. What are the two numbers?" A word problem using system of equations and I'm pretty lost an help?

**Government**

1. how do mans reasoning ablities and his "diversity of faculties" contribute to factions? 2. if a faction consists of less than a majority how does publius say it may be controlled? 3. what two recommendations does publius make regarding majority factions? 4. why cannot pure ...

**physics**

A skydiver of mass 81.5 kg (including outfit and equipment) floats downward suspended from her parachute, having reached terminal speed. The drag coefficient is 0.533, and the area of her parachute is 20.96 m^2 . The density of air is 1.14 kg/m^3 . What is the air's drag force...

**History**

During the cold war, people were afraid of communists, both outside and inside the United States. The red scare and McCarthyism that grew out of these fears was damaging to the American way of life. During the McCarthy years, many of the freedoms guaranteed in he bill of ...

**Introduction to Finance**

I just need help with these two questions: 1. The difference between the historic price a firm paid and its going price among current buyers and sellers is the difference between its a) market value and depreciation b) book value and depreciation c) market value and intrinsic ...

**programming**

Java Programming Build 3 methods(no arguments) that will do the work (input, calculations and output) for each of the 3 different figures. Then in the 3 “if” statements (or Switch stmt) that you have to determine which figure was selected, you should now only have to call ...

**History**

HELPPPPP DUE TOMORROW 1)Compare the different forms of slave protest?? 2) Identify the conditions of slavery that encourage the enslave Africans to resist this system??? 3) Identify the measures used by enslaved females only against enslaved men????

**History**

HELPPPP DUE TOMORROW 1)Compare the different forms of slave protest?? 2) Identify the conditions of slavery that encourage the enslave Africans to resist this system??? 3) Identify the measures used by enslaved females only against enslaved men????

**Georgia State History**

Unit 2B New South DBQ Document A Henry Grady Sells the New South, 1886 Source: Joel Chandler Harris, Life of Henry W. Grady (Cassell Publishing Company, 1890). Reprinted in Paul D. Escott and David R. Goldfield, Major Problems in the History of the American South, Vol. II, The...

**math(PLEase help me check.)**

1) C=md+t The cost C, of a business trip is represented by the equation above, where m is a constant, d is the number of days of the complete trip, and t is the cost of transportation, which doesn't change. If the business trip was increased by 5 days, how much more did the ...

**Math**

the average length of time for students to register for fall classes at a certain college has been 50 minutes. a new registration procedure using modern computing machine is being tried. if a random sample of 12 students had an average registration time of 42 minutes with a ...

**heath**

1. Short-term effects of smoking include (select all that apply) (2 points) bad breath. yellow teeth. feeling tired. cancer. 2. Oxygen enters the blood in the (1 point) bronchi. pharynx. larynx. alveoli. 3. A respiratory disorder in which the bronchi become inflamed and thick ...

**Aeronautical engineering**

What are the parts of an exhaust system for a high bypass turbo fan and jet engine.

**science**

What is a simplified, constructed version of a more complex system? a replica a model a minisystem a hypothesis B?

**physics**

Consider the Earth and the Moon as a two-particle system. (a) Find the gravitational field of this two-particle system at the point that is exactly halfway between the Earth and the Moon. (Assume a radial direction r̂ from the Earth to the Moon. Express your answer in vector ...

**electronics**

Consider an npn transistor operating in the linear region at 450C. If VBE is increased by 15mV, by what factor will the collector current increase?

**Math calculus 2**

A propane tank is in the shape generated by revolving the region enclosed by the right half of the graph of (4*x^2)+(64*y^2)=144 and the y-axis about the y-axis. If x and y are measured in meters find the depth of the propane in the tank when it is filled to one-quarter of the...

**s.s**

According to legend, the Aztec god of war told them to build their capital where they saw "an eagle perched on a cactus and holding a snake in its beak." This image forms part of what modern nation's flag today? (1 point) ColombiaMexicoPanamaPeru 2. The Olmec were known for ...

**physics**

can somebody shows me how to get to the answer key step by step. the answer key is 2.78i-10.2j A 1.49-kg particle initially at rest and at the origin of an x-y coordinate system is subjected to a time-dependent force of F(t) = (4.00ti − 9.00j) N with t in seconds.What is ...

**physics**

Write a multiple-choice question that requires the reader to apply conservation of momentum to a system of two objects.

**Physics**

Two carts, one of mass 2kg and another of mass 4kg are driving towards each other with a speed 3m/s. Assume the mass 2kg is moving to the right. Which cart has the most momentum? What is the total momentum of the system? After the collision, what is the total momentum of the ...

**Physics**

Two carts with the same mass are pushed together with a compressed spring between them. When the carts are let go, both move apart, from the spring force. Which will move with a higher speed? What will be the total momentum of the system be? Two cars, one with mass m and the ...

**AP Chemistry**

Determine a pH range for which a buffer system containing benzoic acid would be appropriate. Devise a recipe for preparing 1.0 L of buffer solution that contains a total of 0.150 mol of buffer components (acid plus conjugate base) and has a pH of 4.48. The conjugate base will ...

**physics**

Somebody please shows me how to solve for b) and c)step by step. I found a)=2.27s but stuck there. A 1.49-kg particle initially at rest and at the origin of an x-y coordinate system is subjected to a time-dependent force of F(t) = (4.00ti − 8.00j) Nwith t in seconds.(a) At ...

**Social Studies**

1.What can be inferred by the passage of the Black Codes A.Many Southerners were willing to allow African-Americans equally B.Many white Southerners wanted African Americans to remain as slaves C.Many white Southerners wanted African Americans to receive equal education D....

**physics I need serious help please**

A 1.49-kg particle initially at rest and at the origin of an x-y coordinate system is subjected to a time-dependent force of F(t) = (4.00ti − 8.00j) N with t in seconds. (a) At what time t will the particle's speed be 14.0 m/s? s (b) How far from the origin will the particle...

**physic**

A 1.57-kg particle initially at rest and at the origin of an x-y coordinate system is subjected to a time-dependent force of F(t) = (7.00ti − 8.00j)N with t in seconds. (a) At what time t will the particle's speed be 19.0 m/s? s (b) How far from the origin will the particle...

**algebra**

Let A be an m×n matrix and b ∈ R m. Prove that the system of equations Ax = b is inconsistent if and only if there is a leading term in the last column of row echelon form of the augmented matrix

**physics**

can somebody shows me how to get to the answer key-- a)=2.51s, b)=19.9m, and c)=11.8i-16.1j A 1.57-kg particle initially at rest and at the origin of an x-y coordinate system is subjected to a time-dependent force of F(t) = (7.00ti − 8.00j)N with t in seconds. (a) At what ...

**physics**

A 1.49-kg particle initially at rest and at the origin of an x-y coordinate system is subjected to a time-dependent force of F(t) = (4.00ti − 8.00j) N with t in seconds. (a) At what time t will the particle's speed be 14.0 m/s? s (b) How far from the origin will the particle...

**Is this correct? Algebra**

9. Joe wants to fence a rectangular pen for his goats. the length of the pen should be at least 60 ft, and the distance around should be no more than 260 ft. Which system of inequalities and graph represent the possible dimensions of the pen? I want to know if I am correct... ...

**Socail Studies**

1.What can be inferred by the passage of the Black Codes A.Many Southerners were willing to allow African-Americans equally B.Many white Southerners wanted African Americans to remain as slaves C.Many white Southerners wanted African Americans to receive equal education D....

**math**

A 1,000 kg self-driving car is traveling at 32 m/s toward a 3,500 kg self-driving pickup truck that is, in turn, moving at 11 m/s toward the car. What is the total momentum of the system of car plus truck? (Make sure to specify its direction.)

**Science**

Hi, could someone check my answers? The nucleus of an atom is made of _______. electrons and empty space protons and neutrons** protons and electrons neutrons and electrons Niels Bohr's model of an atom looked like a (n) ___. galaxy solar system** electron charge cloud Am I ...

**Math calculus 2**

A 17650 cubic foot room initially has a radon level of 870 picocuries per cubic foot. A ventilation system is installed that brings in 385 cubic feet of air per hour that contains 5 picocuries per cubic foot, while an equal quantity of the well-mixed air in the room leaves the...

**Social Studies | Check My Answers**

Good afternoon, Jiskha tutors! Can someone please check my answers, and if they are incorrect, tell me where I can research the right answer? Thanks so much, and have a great day! :) ================================================================================...

**English**

Write one paragraph describing the difference between grammar and usage. I have to score 20 points on this paragraph and I don't even know what to say in it. Grammar is the whole system and the structure of our language in general. This is all I got. What can I add to get a C ...

**physics**

A block and a tackle system of 4 pulley is used to raise 150g vertically upward if the efficiency is 80% determine the minimum effort required to raise the load if g=10ms-2

**Math**

18. Levi earns $6.25 per hour working after school. He needs at least $143.75 for a stereo system. How many hours h does he need to work to reach his goal? (1 point) > 143.75; h > 23; 23 hours 6.25h ≤ 143.75; h ≤ 23; 23 hours *** < 143.75; h < 23; 23 hours 6....

**history**

Identify and describe the impact of historical events on the growth of early America Some of the most important events that occurred in America during the 1820's are listed below. Task #1: Research each event and write two or three sentences explaining why this event is ...

**math**

You have $2.60 in quarters and dimes. You have five fewer quarters than dimes. What would the associated system of equations look like in augmented matrix form? A |0.25 -5|2.6| |0.1 5| 1 | B |0.25 2.6| 1 | | 1 5 | -1| C |0.1 -1 |2.6| |1 0.25| 5 | D |0.1 0.25|2.6|*** | 1 -1 | 5...

**physic**

Two bicyclists in a sprint race begin from rest and accelerate away from the origin of an xy coordinate system. Miguel's acceleration is given by (−0.800i + 1.20j) m/s2, and Lance's acceleration is given by (1.40i + 0.400j) m/s2. (a) What is Miguel's acceleration with ...

**Texas History**

What geloed expand the system of roads and highways in Texas in the 1920’s A. A gas tax B. A new form of asphalt C. Country government control D. Federal matching funds 2. Which major factor contributed to the population boom of the 1920’s A. The price of land decreased B...

**math**

the sum of two numbers is 60. their difference is 6. construct a system of equations and algebraically find the value of the smaller number.

**Precalculus**

A museum borrows $2,000,000 at simple annual interest to purchase new exhibits. Let x represent the amount borrowed at 7%, y represent the amount borrowed at 8.5%, and z represent the amount borrowed at 9.5%. Set up a system of linear equations to determine how much is ...

**History 6th Grade Help Please ASAP**

Unit 2 Lesson 9 , The Labor Movement Quiz 1. What negative impact did gold and silver mining have in the West? A. Tent cities near the mines fostered criminals as long-term residents. B. Ghost towns were left behind after the mines stopped producing. *** My Answer C. Mining ...

**Health**

2. Which main body system is responsible for breaking down food for energy?

**TX_HISTORY**

Describe ways in which the reservation system was beneficial to settlers but harmful to the American Indians

**Math help again!**

Solve each system of inequality by graphing 17)y>-x+5 y<3x-4 Can someone help me on this i just don't understand it that well

**Math**

Solve each system by graphing. Check your solution. 11) y=1/2 x + 7 y=3/2 x + 7 13) y=x - 4 y= - x Can someone help me understand help me figure it out these two question??

**Texas History**

Question #5: How did the buffalo soldiers effect the Texas frontier? A. They supported the reservation system. B. They fought the Comanche, who eventually surrendered. C. They fought the federal troops, who eventually surrendered. D. They developed new farming methods.

**History**

1:Which philosophers of the European Enlightenment influenced the founding documents of American government through their theory of a social contract? A:Michel de Montaigne and Denis Diderot B:Charles de Montesquieu and Mary Wollstonecraft C:Thomas Hobbes and John Locke*** D:...

**Geography**

What is absolute location? A. a precise measure of where a location falls in terms of longitude and latitude using units such as minutes and seconds B. a precise measure of distance around the equator C. a more precise measure of where a location falls in terms of longitude ...

**algebra**

The coordinate plane below represents a town. Points A through F are farms in the town. graph of coordinate plane. Point A is at 2, negative 3. Point B is at negative 3, negative 4. Point C is at negative 4, 2. Point D is at 2, 4. Point E is at 3, 1. Point F is at negative 2, ...

**GRADE 12 APPLIED MATH**

The Problem: Here is important information: Part A: You want to explore the costs of renting and buying a property that you're interested in during the year 2010. You have it narrowed down to a few homes in the same neighbourhood. All homes remain at the same value annually, ...

**physic**

The vectors that are shown in the figure below. The magnitudes are F1 = 1.81f, F2 = f, and F3 = 2.00f, where f is a constant. Description of the figure--On the first quadrant the angle is 60 degree with F3 as the hypotenuse and on the second quadrant the angle is 30 degree ...

**physic**

he magnitudes are F1 = 1.81f,F2 = f,and F3 = 2.00f,where f is a constant. (a) Use the coordinate system shown in the figure above to find R = F1 + F2 + F3 in component form in terms of f. (b) If x = 0.25, what is Ry?

**physic**

A firecracker explodes into four equal pieces (see figure below). Given the magnitude and direction of the velocity for each piece and the coordinate system shown, determine the x and y velocity components for each piece of the firecracker. (Assume the following: |v1| = 23.40 ...

**algebra**

Part A: Graph the system of linear equations. Part B: Use the graph created in Part A to determine the solution to the system. Part C: Algebraically verify the solution from a Part B x + 6y = 6 y = 1/3x - 2

**Algerbra**

The athletic department just received a shipment of footballs and basketballs. You don’t know how many there are, and don’t feel like counting. Here’s what you do know: each football costs 12 dollars, each basketball costs 15 dollars, and the credit card receipt says the...

**meteorology**

Compared to the planet's average radius (6371 km or 3959 mi), the atmosphere is like the thin skin of an apple. About 99% of the atmosphere's mass occurs within about 32 km (20 mi) of Earth's surface. Hence, the thickness of the atmosphere represents only about _____ % of the ...

**history**

Which option accurately describes the impact of Confucianism on Asian cultures? Qin Shi Huang declared Confucianism as the Chinese Empire’s official religion, resulting in a civil war. Confucianism established a governmental model, defined leadership principles, and promoted...

**world history**

Which best describes the theory Jean-Jacques Rousseau outlined in The Social Contract? Rousseau theorized that people are born inherently greedy and a large powerful government is needed to counteract such greed to maintain social order. Rousseau theorized that people are born...

**physics**

A toaster oven operating at 800 W of power takes 60 min to bake a potato. How much energy is this in joules? How much energy is this in kilowatt-hours?

**math**

which matrix represents the system of equations below -12x-13y+13z=15

**History**

1. How did Farming continue to be profitable for landowners even after the end of slavery? Landowners convinced former slaves to work for free Landowners used child labor Landowners took advantage of sharecroppers***** Landowners only allowed former slaves to work on their ...

**History**

what lead to the belief that Galveston new government system, created after the Galveston hurricane of 1900 hurt the poor This is for connexus help

**Math**

Solve the following system of equations. You will type your x value in the first part and the y value in the second part of the question. If the answer if no solution then type NS in both parts and if the the answer is infinite solutions then type I in both parts. x = 0.7(300...

**math**

Solve the following system of equations. You will type your x value in the first part and the y value in the second part of the question. If the answer if no solution then type NS in both parts and if the the answer is infinite solutions then type I in both parts. x = 0.7(300...

**Chemistry**

1. What would happen if acid was added to this buffering system? HA<===>H+ + A- The acid shift to the right, producing H+ so the pH is maintained. Is my answer correct? 2. Hydrocarbonate exists in equilibrium with carbon dioxide and water inside of a soda can. What will ...

**Math**

ax+by=16 3x+2y=64 In the system of equations above, a and b are constants. If the system has infinitely many solutions, what is the value of ab?

**world history**

Which most accurately examines how the Balkans region factored into the outbreak of World War I? a.The conquest of the region by the Ottoman Empire brought about the alliance system that led to war. b.The unification of Bosnia and Serbia into one nation spurred Austria to ...

**Science**

In the system shown above m1 = 9.5kg and m2 = 2.6kg. If the coefficient of kinetic friction UK = 0.15 and the system is released from rest

**science**

What are the major physical differences between the respiratory system of a human and the respiratory system of a frog?

**History**

Which option accurately describes the impact the Columbian Exchange had on the indigenous people of the Americas? A. The Columbian Exchange was a barter system between European explorers and the indigenous people, who exchanged gold for rum and spices. B. Europeans brought ...

**History**

Which of the following became a valid criticism of the Electoral College system after the 2000 Bush v. Gore presidential elections? A:The election had to be decided in the Senate. B:The winner of the popular vote was not guaranteed the presidency.*** C:The election was too ...

**History**

Which option accurately describes the impact the Columbian Exchange had on the indigenous people of the Americas? A. The Columbian Exchange enabled the trade of the coca plant, which was later made into an early form of cocaine. B. Europeans brought disease in the form of ...