Saturday

May 28, 2016
Number of results: 5,402

**Math**

Is this correct? The problem says perform the indicated operation. (9x^2-7x-66)+(8x^2+9x) I came up with this for the answear -66+2x+17x^2 or could it be 17x^2+2x-66
*April 28, 2009 by Bryan*

**math115**

add -57+(-22)=-79 place numbers in acsending order 25,-13,8,-2,13,3,18=-13,-2,3,8,13,18,25 perform the indicated operation -21-(-9)/-21-(-21)=-12/-42 add -3/5+(8/35)=13/35 subtract -2.3-(-8.8)=6.5
*October 16, 2009 by p*

**math115**

add -57+(-22)=-79 place numbers in acsending order 25,-13,8,-2,13,3,18=-13,-2,3,8,13,18,25 perform the indicated operation -21-(-9)/-21-(-21)=-12/-42 add -3/5+(8/35)=13/35 subtract -2.3-(-8.8)=6.5
*October 16, 2009 by p*

**college algebra**

Perform the operation and put in standard form. (8+square root of-12)-(4+2square root of 3i)
*February 11, 2016 by Kadyn*

**math**

perform the indicated operation 4√45- 6√125=
*May 30, 2011 by nichole*

**math**

perform the indicated operation 6√45 - 8√125
*June 29, 2011 by nichole*

**matha**

what is 5*2*1*10 paste 5*2*1*10 in your Google Search engine, and hit enter. thankx the answer is 100
*March 18, 2007 by nila*

**physics**

A 1100 kg sports car accelerates from 0m/s to 33m/s in 13s What is the average power of the engine?
*October 12, 2009 by Dan*

**physics**

A 1300 kg sports car accelerates from rest to 90 km/h in 7.0 s. What is the average power delivered by the engine?
*March 1, 2010 by peyton*

**physical science**

inside the cylinders of a diesel engine, what helps to ignite the fuel and air?
*May 10, 2010 by Coby*

**UncG**

A 1300 kg sports car accelerates from rest to 90 km/h in 7.4 s. What is the average power delivered by the engine?
*June 6, 2010 by kendra*

**Physics**

A 1200 kg sports car accelerates from 0m/s to 27m/s in 10s. What is the average power of the engine?
*October 14, 2010 by mike*

**Physics**

A 1300 sports car accelerates from rest to 90 in 6.5 . What is the average power delivered by the engine?
*October 17, 2010 by Nikohl*

**Physics**

A 1300 kg sports car accelerates from rest to 85 km/h in 6.2 s. What is the average power delivered by the engine?
*February 28, 2011 by Kathleen*

**PHYSICS**

A Carnot type engine has a reservoir of 1000 K with an efficiency of 50%. Find the temperature of the sink.
*August 18, 2011 by KAIT*

**PHYSICS**

a 1500kg sports car accelerates from 0 to 30 m/s in 8 seconds. Whaat is the power of its engine? Please help
*February 26, 2012 by TRACY*

**Physics**

If a car delivers 76.2 hp of power, how much time will it take for the engine to do 5.78e5 J of work?
*April 18, 2012 by Anonymous*

**physics**

If an engine produces a (mass flow rate) of 100kg/s of thrust, what is the force in Newtons?
*July 19, 2012 by Joe*

**physics**

A 1.00 x 10^3 kg sports car accelerates from rest to 25.0 m/s in 7.50 s. What is the average power output of the automobile engine?
*December 6, 2012 by Leslie*

**Physics**

A 3kw engine operates for 3secs, 10kgf force is applied find the Displacement.
*January 14, 2015 by Sean*

**Physics **

A 3200 lb car traveling at 30 mi/hr speeds up to 60 mi/hr. How much useful work was supplied by the engine?
*March 18, 2016 by Reed *

**Reiny!!!! math help**

We understand how to do the questions now and we are really glad n thankful, but the graphing portion of it is confusing. Continuation of the function. The teacher wants us to plot the points from the different parts of the questions we answered and with your help we graphed ...
*October 9, 2012 by Cole n Cynthia*

**world history**

According to Procopius, two sixth century Christian monks undertook an elaborate smuggling operation to provide Byzantium with the knowledge to produce
*June 10, 2010 by Nina*

**college algebra**

Perform the indicated operation(s) and express the result in standard form. Leave answers in terms of square roots (do not use decimals). (-9-sqrt-3)^2
*September 13, 2011 by john*

**algebra**

Perform the indicated operation and, if possible, simplify. Please show all of your work. Write your final answer exactly as a fraction in lowest terms. 14/45 / 26/27
*October 12, 2011 by Anonymous*

**accounting**

The following information is related to the Lilliput Veterinary Clinic for April 2010, the firm's first month of operation: Compute the cost of services rendered.
*September 3, 2012 by Josh*

**Geometry**

Which is the hypotenuse-angle theorem? ________________________________________ A. If the hypotenuse and an acute angle of a right triangle are congruent to the corresponding parts of another right triangle, then the triangles are congruent. B. If the hypotenuse and an obtuse ...
*June 30, 2010 by Superman*

**COLLEGE ALGEBRA**

An investment of $63,000 was made by a business club. The investment was split into three parts and lasted one year. The first part of the investment earned 8% interest, the second 6% and the third 9%. Total interest from the investments was $4950. The interest from the ...
*March 24, 2012 by AMBER*

**COLLEGE ALGEBRA**

An investment of $63,000 was made by a business club. The investment was split into three parts and lasted one year. The first part of the investment earned 8% interest, the second 6% and the third 9%. Total interest from the investments was $4950. The interest from the ...
*March 25, 2012 by AMBER*

**math**

a manufacturer's cost is given by C= 300 cube root of n + 1200, where c is the cost and n is the number of parts produced. find the cost when 8 parts are produced. help please!!!! We have C = 300n1/3 +1200 Substitute 8 for n to get C = 300*81/3 +1200 You should know that 23=8...
*October 13, 2006 by tay*

**algebra**

perform the operation and simplify the answer. sqrt 12x^3 . sqrt 3xy^2 Please show work.
*December 11, 2009 by annette*

**math**

Which set of integers is not closed under what operation? + - x Division I thought it was division but I don't understand , can you please explain this. Thanks
*January 21, 2013 by b6*

**6th grade math**

When solving an inequality, why is it necessary to perform the same operation on each side of the inequality sign?
*February 11, 2015 by genesis*

**English**

I need help figuring out what strategy is used to begin a essay. Is it Development by example, process analysis, comparison and contrast, definition, classification or causal analysis? Last June, as I stood behind the bright orange guard door of the machine, listening to the ...
*August 3, 2010 by Keisha*

**Calculus**

The machine earns the company revenue at a continuous rate of 62000 t + 38000 dollars per year during the first six months of operation, and at the continuous rate of $69000 per year after the first six months. The cost of the machine is $170000. The interest rate is 5% per ...
*November 30, 2010 by Will*

**English**

Can you help me check the grammar and rephrase the parts in inverted commas? Thenk you very much in advance. 1) The tales that make up the Canterbury Tales are narrated by the different pilgrims. However, in “The General Prologue” we find the figure of Chaucer introducing the ...
*May 1, 2010 by Franco*

**12th grade**

Think of a business in your local area. Describe its operation in terms of factor markets and product markets.
*September 21, 2008 by Esmeralda*

**math**

Perform the operation and write the result in standard form. 1 + i over i - 3 over 4 - i Do I have to multiply top and bottom by i?
*June 10, 2009 by Jack*

**Math**

Hi I am not good with math. Please tell me how to differentiate mixed numbers, order of operation,subtraction, divide and multiplication etc. Thanks!
*September 14, 2012 by Leah*

**internet**

Explain the difference between the operation of virtual-circuit networks and datagram networks by listing the advantages and disadvantages of each.
*April 23, 2014 by Olumide*

**Algebra I**

Operations with Integers 6/25 [- 5/9] 6 * 5 ______ 5*5*9 Now I cancel the five on top and one of the five on the bottom. = 6/45 I don't know if I did the operation correct? Thank You for your help.
*January 28, 2015 by Mia*

**Introduction to computers**

The command prompt found on Windows 7 and Windows 8 is very similar to the interface of what past operation system.
*November 10, 2015 by Eric*

**ALGEBRA**

2^3+6-5X4=12 show how to solve and show operation
*August 31, 2009 by LAMAR*

**health**

Is HIPPA a detriment to health facility operation?
*February 12, 2011 by Kimberly*

**math**

If the operation # is defined by the equation x # y = 2x + y,what is the value of a in the equation 2 # a = a # 3 ? a. 0 b. -1 c. 1 d. 1.5 e.-1.5 f. 2
*May 9, 2014 by Johnny *

**Physics**

A 11.3 weather rocket generates a thrust of 240 . The rocket, pointing upward, is clamped to thetop of a vertical spring. The bottom of the spring, whose springconstant is 570 , is anchored to the ground. Initially, before the engine is ignited, therocket sits at rest on top ...
*February 23, 2011 by Irina*

**The basic principle of ore grinding process**

Lifting height and motion trail of projectile action of ore grinding medium depend on rotating speed of grinding machine and the filled amount of ore grinding medium. Both the low speed and high speed will have direct influence on the performance of grinding machine. The ...
*August 10, 2012 by jiandan*

**physics**

A 1300 sports car accelerates from rest to 95KM/H in 7.0S .What is the average power delivered by the engine?
*December 15, 2010 by HELP*

**phys**

A reversible engine with an efficiency of 32.0% has TC = 304.0 K. (a) What is TH? (b) How much heat is exhausted for every 0.138 kJ of work done?
*April 30, 2012 by opp*

**PHYSICS HELP**

1 1200kg car is accelerating at 1.6m/s/s. If the coefficient of friction is .15, what is the force supplied by the engine? please help! urgent!
*December 2, 2012 by michael*

**physics**

How much work is needed to lift a 400kg engine upward 1.5 meters out of a car?
*December 9, 2012 by avery*

**physics**

How much work is needed to lift a 400kg engine upward 1.5 meters out of a car?
*December 9, 2012 by avery*

**physics**

How much work is needed to lift a 400kg engine upward 1.5 meters out of a car?
*December 9, 2012 by avery*

**physics**

An Otto engine has a maximum efficiency of 33.1 %; find the compression ratio. Assume that the gas is diatomic.
*December 17, 2012 by jimmy*

**physics**

Calculate the net work output of a heat engine following path ABCDA in Figure 14.30, where V1 = 5.0 10-3 m3 and V2 = 20.0 10-3 m3.
*December 6, 2013 by sam *

**Physical Science**

The second law of thermodynamics forbids a heat engine to have thermal efficiency of what?
*March 17, 2014 by jasmine*

**physics**

a 1000 kg sports car accelerates from 0-30 m/s in 5.0 s. What is tge average power delivered by the automobile engine?
*March 30, 2014 by garrett*

**Physics**

If a car engine has a power,P. Write an expression for the time it will take to accelerate from w to 4w. Note that P=wt where t is torque.
*April 27, 2014 by Jose*

**Physics **

An engine works between the two temperatures 200 C and 120 C. Calculate its efficiency in percentage?
*May 1, 2016 by Anonymous*

**algebra**

write in simplest form 1/10 / 1/4 they way you typed the problem illustrates well why it is so important to use brackets to show the precise order of operation. I will assume you meant (1/10) ÷ (1/4), if so then it would be (1/10)(4/1) =2/5
*April 25, 2007 by Tony*

**bussiness**

Your boss has asked you to help new employees understand uses of data in systems-operation management and the various statistical process controls they will experience on a daily basis.
*June 18, 2010 by tosha*

**Redlands**

Your boss has asked you to help new employees understand uses of data in systems-operation management and the various statistical process controls they will experience on a daily basis.
*June 24, 2010 by West Montgomery*

**math**

as well as addition,subtraction,division and multiplication.Sally invents the operation Q. when you see Q between two numbers,you double the sum of their squares. The value of 5Q12 would be ?
*November 10, 2012 by wan*

**Introduction to computers**

You call the help desk to report a problem you are having on your computer. The technician asks you what operation system you are running. You know it is windows 7 but you forgot which version . How can you find out.
*November 10, 2015 by Eric*

**English**

I had a very good day today, and I wrote about it as well. I had a title for it which was: An extra-ordinary day, but I want to give it a kind of magical title. My day was pretty much full of my wild imagination especially in the reality of boring parts. Meaning that My day ...
*March 1, 2010 by Sara*

**math**

How many of the 2-digit numbers, that can be formed by using the digits 1,2,3,.......,9 without repeating any digit, are divisible by4? If 2 boys and 2 girls are to be arranged in a row so that the girls are not next to each other, how many possible arrangements are there? A ...
*November 21, 2015 by adam*

**math**

How many of the 2-digit numbers, that can be formed by using the digits 1,2,3,.......,9 without repeating any digit, are divisible by4? If 2 boys and 2 girls are to be arranged in a row so that the girls are not next to each other, how many possible arrangements are there? A ...
*November 22, 2015 by sachin*

**math**

Name: Barbara Dillon Date: July 18 2010 1. Divide 90÷18 =5 Answer is 5 2. Place the following set of numbers in ascending order. 22, –7, 8, –4, 12, –1, 14 Ascending order : -7, -4, -1, 8, 14, 22 3. Add 4. Subtract 5. Divide -18÷ -9 = 2 6. Evaluate Absolute value of [-14] is 14...
*July 18, 2010 by barbara*

**Help Help**

Consider the following selection statement where X is an integer test score between 0 and 100. input X if (0 <= X and X < 49) output "you fail" else if (50 <= X and X < 70) output "your grade is" X output "you did OK" else if (70 <= X and X < 85) output "your...
*June 11, 2008 by Anonymous*

**math**

Jen, I will attempt to write the others out. #3)ADD: -57 + (-22) I got -79 #4)Subtract -2.3-(-8.8) I got -6.5 #7)perform indicated operation: -21 - (-9) I tried to underline ----------- -21 - (-21) I got -12 over o or undfined #8)Multiply:(4){-3/2} This one lost me #9) place ...
*July 18, 2010 by barbara*

**accounting**

The goodwill relates to the purchase of net assets comprising an operation. The recoverable amount of the goodwill at 30 June 2013 was $10,000.
*May 15, 2013 by abcde*

**Justin**

If 2.00 X 10^20 electrons move through a pocket calculator during a full day's operation, how many coulombs of charge moved through it?
*August 19, 2013 by physics*

**math**

why is it important to find nonperfect roots in radical form to simplify the process of performing basic operation with radical expression?
*January 23, 2014 by lenore*

**English**

Thank you for your help. Can you help me find the mistakes in this paragraph please? 1) Last week we tried to go to the stadium, but during the trip we ran into very strange problems 2) First of all, a tyre burst, so we stopped the car, and we tried to change the wheel with a ...
*January 23, 2010 by Franco*

**MUSIC **

for my music homework i have got these words Polyphonic homophonic thick texture thin texture which i need to match up with these sentences Single melodic line - i think this matches up with Polyphonic. a few parts spaced apart chordal parts that move together two or more ...
*May 1, 2010 by LOOBY *

**Science**

the Barn Owl's body has two stomachs, the first is a glandular stomach which uses chemicals called enzymes to break down the prey into nutritious parts and waste parts. Along with pressure from the second muscular stomach, the fleshy portions are separated from the bone, hair ...
*November 12, 2006 by Mishyyy*

**maths**

three men go to forest with some apples. At night one of them gets up and divide the apples in 3equal parts and one apple is leftwhich he gives to monkey. After some time 2nd of them gets up and divide the left apples in three equal parts. And again one apple is left which he ...
*January 15, 2013 by berton*

**English**

What, if anything, is wrong with the following sentence. To be fit, you should get enough sleep, exercise regularly, and eat a healthy diet. a. Properly constructed sentence b. Comma splice c. Lacks parallel parts d. Unclear pronoun This is a properly constructed sentence. It ...
*August 6, 2007 by AA*

**socialogy**

can someone help me understand what are the major parts of society.How are they interelated. What are the consequences of these parts.How is society interelated. my teacher made a whole lecture which to me made no sence. I took notes as much possible but i still don't ...
*January 8, 2007 by ejm42*

**College Physics**

Finally, your friend's twin engine jet airplane lands. As it stands on the runway, you hear the sound of the engines getting louder and softer, rhythmically once every 2.3 s. The average frequency you hear is 3650 Hz. What are the differences between the average frequency and ...
*December 10, 2010 by Anonymous*

**math**

to solve an equation, it is sometimes helpful to ____________, the original operation. a. redo b. undo c. imitate d. expand I believe the answer is undo B
*October 7, 2008 by Jackie*

**Accounting**

In what segment did Enron start having operation difficulties? Was it not the segment when they had to file for bankrupt, because Dynegy pulled out of their deal?
*April 5, 2009 by A.W.*

**physical science**

if an engine must do 500 joules to pull a 10 kg load up to a height of 4 meters, what is the efficiency of the engines?
*February 11, 2008 by jane*

**Physics**

Could a simple machine such as a lever, a pulley system or a hydraulic jack be considered a heat engine?
*December 28, 2010 by Sylvia*

**Chemistry urgent **

How is pushing down the accelerator pedal resulting in a faster consumption of fuel in the engine concentration?
*October 23, 2011 by Natasha*

**Chemistry urgent **

How is pushing down the accelerator pedal resulting in a faster consumption of fuel in the engine concentration?
*October 23, 2011 by Natasha*

**physics**

A certain car can go from 0 to 100 km/h in 10 s. If the engine delivered twice the power to the wheels, how many seconds would it take?
*November 6, 2011 by Anonymous*

**PHYSICS**

A 60.0 kg rocket accelerates upward from rest reaching a height of 23.4 m in 3.0 seconds. what is the thrust force produced by the engine?
*June 10, 2012 by yasmeen*

**physics**

How much power is developed by a jumbo jet that cruises at 250 m/s. When the trust of its engine is 100,000N?
*November 24, 2014 by yena*

**College Physics**

A 750 kg rocket accelerates straight upward from the ground at 60 m/s2. What is the force (thrust) provided by the engine?
*February 6, 2015 by Nicole*

**Physics**

What is the power of an engine that pulls a 1000kg automobile at a steady speed of 10m/s along a level road?
*October 15, 2015 by Arisha Aijaz Ali.*

**Science**

A block and tackle consisting of 5 pulleys is used to lift a car engine weighing 850kg. What is the Velocity
*May 3, 2016 by Hohenzollern*

**Calculus**

using the following information in place of that in the book. The machine earns the company revenue at a continuous rate of 50000 t + 35000 dollars per year during the first six months of operation, and at the continuous rate of $60000 per year after the first six months. The ...
*December 1, 2010 by Erika*

**Math6/7**

Allison made purple paint by mixing 3 parts red paint with 4 parts blue paint. Chris ad 2 fluid ounces of blue paint To match Allison's shade of purple, how much red paint should Chris mix with his blue paint? I got 1.5 because I was doing equivalent ratios and so 3:4 is ...
*January 12, 2016 by Versace*

**effective persuasive writting**

how would you encourage a leluctant peer reviewer. I would ask a question first That's a good idea, but what kind of question(s) would you ask? Depending on what they are reviewing, there are many different questions that could be asked. Here are some possibilities. What ...
*November 6, 2006 by naja*

**Math- double check me please**

In a shipment of 1200 parts, 60 were found to be defective. What percent of the parts were faulty? a.60 b. 1200 c what percent d. shipment answer:a Ms. Jefferson has been given a loan of 20,000 for a 1 year. If the interest charged is $800, what is the interest rate on the ...
*March 28, 2008 by Sherrie*

**math / linear programming**

Two factories manufacture 3 different grades of paper. The company that owns the factories has contracts to supply at least 16 tons of low grade, 5 tons of medium grade, and at least 20 tons of high grade paper. It costs $1000 per day to operate the first factory and $2000 per...
*January 2, 2007 by Tim*

**alg 2**

Given the following functions, perform the indicated operation and state the domain. f(x) * g(x) 3X^1/2*6X^1/3. I got 18X^5/6. But without using a calculator how do i find the domain?????? Thanks:)
*March 18, 2008 by Miley*

**Algebra**

I am in 5th grade and we are to find out who invented the order of operation. I understand how to use it and found web sites, but I am unable to locate who invented it.
*November 27, 2011 by Beau*

**physics**

If 2.00 multiplied by 1020 electrons move through a pocket calculator during a full day's operation, how many coulombs of charge moved through it?
*August 21, 2013 by Justin*