Tuesday
August 30, 2016

Search: determine the work done (including the algebraic sign).

Number of results: 44,785

Algebra
use factor theorem to determine whether x+2 is a factor of f(x). if it is, write f(x) in factored form. f(x)=9x^3+24x^2+19x+14; x+2
November 12, 2013 by Stone

chemistry
What is the definition of an equivalent? a lab procedure requires 1.25 equivalents of zinc powder. How do I determine how much zinc that is?
February 12, 2014 by Dina

Math
The 3rd term of a geometric series is 18 , and the 5the term is 162 .Determine the sum of the of the first 7 terms ,where r < 0
March 2, 2014 by shantel

Calculus
Determine the equation of the inverse function if f(x) = 2x^2+3, and x≥0. The answer is supposed to be f^-1(x)=[√(2x-6)]/2. This is what I did: x=2y^2+3 2y^2=x-3 y^2=(x-3)/2 y=√[(x-3)/2] Did I do something wrong? Thanks!
March 10, 2014 by Ann

Please help!
If you can please help, I would greatly appreciate it! Determine the equation of g(x) that results from translating the function f(x) = (x + 10)^2 to the right 12 units. Thank you!
March 16, 2014 by Anonymous

physics
A particle moves along a straight line such that its position is defined by s = (t3 – 3 t2 + 2 ) m. Determine the velocity of the particle when t = 4 s.
March 23, 2014 by Reem

Math
​Angles A and B are located in the first quadrant. If sin a =5/13 and cos b= 3/5 , determine the exact value of cos (a+b) .
April 7, 2014 by Hyde

Math
An isosceles triangle has an area A, an apex angle 2 theta, and a height of h. Determine an expression for theta in terms of A and h.
May 13, 2014 by Marina

geometry
Use Pythagorean Theorem to determine which set of sides can be the sides of a right triangle. Question 14 options: a) 3,4,5 b) 4,4,8 c) 6,6,12 d) 8,9,10
May 16, 2014 by tobias

CHEMISTRY
Determine the numbers of liters of oxygen required to oxidize 46 g of carbon to make carbon monoxide at STP?
May 19, 2014 by VIC

Chemistry
Determine the final pressure of a gas that has initial pressure of 1.00 atm and is heated from 20.0 C to 30.0 C in a container with a fixed volume.
May 23, 2014 by WeiWei

Math
An isosceles triangle has an area A, an apex angle 2 theta, and a height of h. Determine an expression for theta in terms of A and h.
May 28, 2014 by Libby

physics
A car traveling at2.24m/s skids and stops in 2.55s determine the skidding distance of car
June 30, 2014 by Anonymous

chemistry
a. Determine the density of a cube of copper with a length of 5.00 cm and a mass of 1,112.50 g. b. Calculate the number of atoms in the cube
July 20, 2014 by Mike

Math
Given the following prime factors, determine the original number as well as all of its factors. 2*3*5*7 I know that 2*3*5*7 is 210 but I don't know what to do next.
September 29, 2014 by Darren

math
Determine whether the fractions in each of the following pairs are equal: a: a^2/b and a^2b/b^2 b: 377/400 and 378/401 c: 0/10 and 0/-10 d: a/b and a+1/b+1, where "a" is not equal to "b" or a =/= b
October 14, 2014 by Anna

trig
determine a set of parametric equations to represent the line segment that begins at the point(-2,6) and ends at the point (10,-4)
November 25, 2014 by !

Vectors
determine the number of solutions, the generalized parametric solution, and explain why there are no integer solutions for the equation 2x+10y=31
March 17, 2015 by Sara

math(Discrete)
Determine whether the statement ∀x ∈ Z, ∃y, z ∈ Z[x = 5y + 7z] is true or false. Explain.
March 19, 2015 by Mary

Math
The following diagram represents a coffee table . If the scale is 1:30, determine the actual dimensions of the table it is 41/2 length and 2
April 12, 2015 by Krista

math
Determine the number of odd, nonrepeating three digits numbers that can be written using digits from the set {1, 2, 3, 4}.
April 14, 2015 by timmy

Math
Aurelia wants to enlarge a 4 by 6 photo so that it has a width of 15 use a ratio tabke to determine the new length of the photo
September 8, 2015 by Briar

chemistry
why wouldn't HCl be a good acid to use to determine the solubility of a silver precipitate in acid soulution?
November 8, 2015 by Frank

Stats
One card is selected from a deck of cards. Determine the probability of selecting a jack or a red card ?
December 22, 2015 by Dav

Physics
An aircraft flies 800km due east and then 600km due north. Determine the magnitude of it's displacement
March 7, 2016 by Coco

Geometry
two similar solids have corresponding lengths in the ratio 2:5. Determine the ratio of the lateral area
May 15, 2016 by Anonymous

geometry
Determine whether triangle PQR is congruent to triangle STU given the coordinates of the vertices. Explain. P(4,0),Q(2,-3)r(-1,4),S(-1,4), t(1,-1),u(4,6)
June 25, 2016 by myra

chemistry
Determine the pH of a solution containing 1.00 mol/L of HCN (Ka = 5.00×10–10) and 5.00×10–2 mol/L of HCl. It will be the best for me if you give me the answer of this problems.
July 2, 2016 by Anonymous

Cost accounting
CleanSweep produces outdoor brooms. On April 30, 2008, the firm had 7,200 units in process that were 60 percent complete as to material, 40 percent complete as to direct labor, and 20 percent complete as to overhead. During May, 374,000 brooms were started. Records indicate ...
October 14, 2009 by Danny

English essay - Check
I haveto write 3 sentences that begin with subordinating conjunctions (including correct use of comma). The words in caps lock are my, but is it right if some sentences don't have comma's? 1. ALTHOUGH THE themes of murder, law and justice, and family values are also evident in...
April 4, 2009 by Mike

English, Business English, Communications
I revised this memo to approve the you-attitude. Can someone tell me if I did it correctly? If I didn't what did I do wrong. I worked on this for 3 hours! Subject: Status of Building Renovations We are happy to announce that the renovation of the lobby is not behind schedule. ...
January 31, 2015 by Miguel

captitals italics abbreviations and numbers
Question 1 Which of the following is the correct name of a region? the Southwest the southwest the South-West the south-east Question 2 Which of the following is correct? esperanto klingon Japanese american sign language Question 3 Which of the following is correct? DEIST ...
April 25, 2010 by christopher

managerial economic
. A doctor spent two weeks doing charity medical work in Mexico. In calculating her taxable income for the year, her accountant deducted as business expenses her round-trip airline ticket, meals, and a hotel bill for the two weeks stay. she was surprised to learn that the ...
June 21, 2013 by air

Physics
A toy train is moving on a track from right to left. You are told that work is the dot product of force and displacement. In what direction would you apply a force so that you do the most negative work on the train? a)You would apply a force that is in the left to right ...
September 10, 2012 by Joseph

Calculus
The tank shown is full of water. Given that water weighs 62.5 lb/ft3, find the work required to pump the water out of the tank. The tank shown is a hemisphere with r = 5 ft. The water is to be pumped out at the top. First I solved for ri, ri / (5 - xi) = 5 / 5 ri = 5 - xi Vi...
June 22, 2007 by COFFEE

ECONOMICS
this is a table with some questions and i don't know how to solve it -------------table-------------------- (1)real domestic output (GDP=DI) in billions $200 $250 $300 $350 $400 $450 $500 $550 (2)aggregate expenditures private closed economy billions $240 $280 $320 $360 $400 $...
November 3, 2006 by britney

English
Thank you very much. I still have a few questions. 1) Your sentences are confused and sometimes disconnected. Check the spelling in the dictionary before writing a word and make sure you are using tenses correctly. 2) White people failed (their mission) because they didn’t ...
November 28, 2010 by Franco

HELP RIGHT AWAY ( ASAP)
1. There are four kinds of road signs in a certain town. The number of each kind is shown. What is the ratio of the number of school signs to the number of stop signs? signs (1 point) 9 to 10 10:9 ten over twenty-four 9:24 2. Which ratio is equivalent to four over sixteen? (1 ...
November 20, 2015 by Apple Jack

Calculus
A particle moves along a horizontal line so that at any time t its position is given by x(t)=cost-t. Time is measured in seconds and x is measured in meters. a.) Find the velocity as a function t. Use your answer to determine the velocity of the particle when t=pi/6 seconds. ...
October 14, 2012 by Rudy

PreCalc
As you ride a bicycle, the distance between your foot and the pavement varies sinusoidally with the horizontal distance the bicycle has gone. Suppose that you start with your right foot somewhere between a high point and a low point, and push down. When you have gone 7 meters...
April 27, 2016 by Katy

Finance
Both Bond Sam and Bond Dave have 9 percent coupons, make semiannual payments, and are priced at par value. Bond Sam has 3 years to maturity, wheareas Bond Dave has 20 years to maturity. If interest rates suddenly rise by 2 percent, the percentage change in the price of Bonds ...
July 23, 2010 by Tom

Math - graphing
i am having trouble with a graphing calculator please help with these two questions 1. a census was taken from 2012 to 2020. the data collected is given in the following table. 2012-2020 L1 l2 0 6000 1 6300 2 6615 3 7012 4 7362 5 7878 6 8429 7 9272 8 10199 a) what is the ...
February 21, 2013 by Tara

Health and Human Services
Review the following scenario: You are working as a human services worker at a local United Way agency where the population serves several multicultural clients including Hispanics, African Americans, and Asian Americans. In addition to the multicultural aspect, the agency ...
September 29, 2008 by Ree

Precal
The equation is y=80.4- 11 ln x, 100<x<1500 Which approximates the minmum required ventilation rate in terms of the air sapace per child in a public school class room. In the model, x is the air space per child in cubic feet and y is the ventilation rate per child in ...
March 31, 2011 by Ashlie

English
Thank you a lot for your corrections. Let me know if everything is OK now. 1) First, Chaucer describes the genle spring rain, which ends the drought of March. 2) Then he mentions the plants whose life source has such a powerful liquid that it sprouts the flowers. 3) Finally, ...
May 5, 2010 by Franco

Thermodynamics again.
For the following problem... I found the second pressure by solving P1V1/T1 = P2V2/T2. The Volumes is const so those cancel and then i am able to find the P2. From there i looked at the 1st law and came up with delt U = Qin which = mCvdelta T but that is where I am stuck. Can ...
June 16, 2007 by jody

Review job questions
Before I email my resume can someone please review my response to these questions. Please submit your response to the following 5 questions along with your resume: 1. How many years experience do you have in office coordination and organization? I have 3 years experience. 2. ...
April 23, 2010 by Bryan

History
Why was self-rule initially difficult for the Congo? Self-rule was initially difficult because the Congolese had no experience running companies or governments. They also fought among themselves because they belonged to many different ethnic groups. The Congo was not unified ...
August 14, 2007 by Maggie

English
Which of the following sentences from "Five Hours to Simla" best illustrates the mood of frustration? (1 point) • "After the first cacophony of screeching brakes and grinding gears. there followed the comparatively static hum of engines, and drivers waited in exasperation for ...
March 18, 2014 by Sandra

Statistics
The CEO of ABC manufacturing commissioned a study to look at the differences between the current salaries of her employees by employee job title. There were three job categories: clerical, custodial, and managerial. The study collected current salary data of the three groups ...
August 17, 2014 by Annette Hill

Utopia
Create and describe your own Utopia, including its geography, laws, and customs. How's this? I can't think of any laws I could or could not have. "Middletownopia" Middletownopia is a very peaceful and beautiful place to spend ones life. It is located on the southern part of ...
August 16, 2008 by Anonymous

business Communication
1. Which of the following statements explains why threats are NOT effective for motivating people? A. Threats reduce tension. B. Threats ensure that appropriate actions are not abandoned. C. Threats produce permanent change. D. Threats provoke counteraggression. I think the ...
July 29, 2012 by Ron

Calculus
*Optimization problem* I'm okay at some optimization problems, but this one has me stumped. You work for a company that manufactures circular cylindrical steel drums that can be used to transport various petroleum products. Your assignment is to determine the dimensions (...
November 29, 2012 by Zared

chem 100
Super confusing question im not sure how to approach a. Determine the concentration of lead ion in solution (the molar solubility) if PbI2(s) is in equilibrium with water. Ksp = 9.8*10-9 b. From part a, it should be clear that if Pb2+(aq) and I-(aq) are added together in ...
May 21, 2015 by Mall

physics
Subjects Art Business Computers English Foreign Languages Health Home Economics Mathematics Music Physical Education Science Social Studies Features Contribute Download Experts Forum Job Openings Homework Tips Libraries.Jiskha Link to Us Reference School Supplies Search ...
February 23, 2008 by leesa

Physics
At the train station, you notice a large horizontal spring at the end of the track where the train comes in. This is a safety device to stop the train so that it will not plow through the station if the engineer misjudges the stopping distance. While waiting, you wonder what ...
March 26, 2013 by Brandon

aiu
Imagine that you have been hired as an IT consultant and have been asked to write a recommendation for an OS. This start-up company primarily develops games and has approached you to recommend an OS for its 25 employees who use desktop PCs.development. Keep in mind the ...
June 6, 2012 by jackie lewis

chemistry
experiment: Gravimetric determination of moisture in fertilizer samples 1. What are the advantages of weighing by difference to direct weighing when using an analytical balance? 2. Why are the samples grinded before drying in the oven? Weighing by difference minimizes errors ...
August 10, 2007 by smiley

In-class presentation URGENT history
Hi Look, I'm stuck. I've been trying to get an idea all week. The last thing that I want to do is use a powerpoint as my visual aid. In fact i've removed it from even being considered. At one point I thought about doing a video confrence or asking people-on-the-street what ...
August 9, 2011 by Em

Math
Every moment of every day, light pours out from the Sun at the center of our solar system and travels to Earth. It does not arrive at Earth instantaneously though; it takes time to get here. Your task is to figure out how long it takes for light to travel from the Sun to Earth...
February 18, 2014 by Danielle

English III proofread and tips
Hi its me again! Is it ok to ask for ya'll to proofread these summaries I'm submitting? If not, I'll stop but here's another one I've finished. New York Times Putting Our Brains on Hold August 6, 2010 By: Bob Herbert In his essay, Putting Our Brains on Hold, Bob Herbert ...
August 18, 2012 by Claire

english / need proof reading
first of all, i'm an esl student and i'm bad in making research paper. please give me advice on how i can improve. here is my work that needs proof reading. ty Fermentation has been used for many years to produce beverages such as wine. Fermentation in wine happens when the ...
March 19, 2012 by kuno

CHEM
I am still not quite grasping how to complete this problem: Posted by K on Sunday, October 14, 2007 at 6:43pm. Many home barbeques are fueled with propane gas C3H8. What mass of carbon dioxide (in kg) is produced upon the complete combustion of 18.9L of propane (approximate ...
October 15, 2007 by K

English
Thank you very much for your corrections. Here are some more sentences I'd like you to check. 1)Bassanio is in love with Portia, a girl famous for her beauty and her wealth, and is determined to marry her. He needs money to go to Belmont and court her. For this reason, he ...
September 9, 2010 by Franco

Physics
Which of the following forces does NOT have a zero work done on the object: a)The normal force on a box that slides across a horizontal level floor. b)The weight on a box that slides across a horizontal level floor. c)The normal force on a box that slides down an inclined ...
November 10, 2009 by Nikita

pschology
Research Data Critique Scenario One The CEO of ABC manufacturing commissioned a study to look at the differences between the current salaries of her employees by employee job title. There were three job categories: clerical, custodial, and managerial. The study collected ...
March 2, 2015 by sandra

Math Accounting
Determine the proposal’s appropriateness and economic viability. For all scenarios, assume spending occurs on the first day of each year and benefits or savings occurs on the last day. Assume the discount rate or weighted average cost of capital is 10%. Ignore taxes and ...
April 9, 2014 by Greg

economics plz help
this is a table with some questions and i don't know how to solve it -------------table-------------------- (1)real domestic output (GDP=DI) in billions $200 $250 $300 $350 $400 $450 $500 $550 (2)aggregate expenditures private closed economy billions $240 $280 $320 $360 $400 $...
November 3, 2006 by britney

math
So i have this project and i need help on it. It says ....As your 8th grade graduation approaches,your parents decide to begin planning for your graduation party.Your parents have asked for your help in deciding which companies will be the better deal for them to use since you...
December 18, 2014 by starie johnn

algerbra
Pick a country of your choice that is experiencing population growth. Using the Library, web resources, and/or other materials to find the most recent population count of the country you have chosen and the population growth rate of that country. Use that growth rate to ...
October 26, 2007 by HELP

English
Phoenix Advertising Date: 12/5/2008 To: Entire Executive Team Cc: Mr. Forest From: Mrs. Goodridge VP Human Resource RE: Roanoke Branch Employee Concerns As the Vice President of Phoenix Advertising Human Resource Team, I would like to review with all of you some of the ...
December 7, 2008 by Sabrina Goodridge

physics
A large open loop made of metal is constructed below a high voltage (AC) power line. a) Can this loop be used to draw power from the lines? Where would the energy come from and how would it work? b) If no one actually saw the loop, would the power company be able to detect the...
April 29, 2009 by Sara

English
Shall I use the present simple when describing the various parts of the Mariner's tale? Thank you for your corrections. 1) The ancient mariner narrates of how he and his fellow mariners reach(ed) the equator ad the Polar regions after a violent storm. After several days an ...
November 2, 2011 by Henry2

Chemistry
To determine the volume in liters of 2.00 mol of S2 gas at STP, you would use _______ as a conversion factor. 22.4 L/mol
February 5, 2007 by Bryan

calculus
i have to determine whether the series is convergent, and if, find the sum the series is from k=1 to infinity of 2/((k+1)(k+3)) I got 5/6 as my answer and didn't know if it was right...
February 21, 2008 by sarah

Chemistry
Determine the actual yield in grams of CCL4 if 175.0g of Cl2 reacts with meathane. The percentage yield of the reaction is 75.4%
February 28, 2008 by LaNeisha

Econ
What kinds of information would you have needed to try to determine whether a company is a monopoly and why is this information important?
May 23, 2008 by Tiffany

Determining symetry
Determine algebraically whether the graph of the function g is symmetric with respect to the x-axis, y-axis, or origin. g(x)=[(x^2)+(y^2)]^2=2xy
September 9, 2008 by Shannon

math
Hi! I really need help with this question. Please help me. Thanks! If f(x)=6cosx-1, algebraically determine algebraically the x intercepts to the nearest tenth. On the domain x E R.
April 18, 2009 by Katie

trig
determine the solutions for tanxcos^2x-tanx=0 in the interval XE[-2pi,2pi] Ok, please describe the steps to me that you used to solve this! thank you
April 27, 2009 by Anonymous

math - question
help i don't even know were to start with this. Use a Venn diagram to determine whether A ∩ (B U C) 5 (A ∩ B) U C for all sets A, B, and C.
May 12, 2009 by anonymous

math - question
help i don't even know were to start with this. Use a Venn diagram to determine whether A ∩ (B U C) 5 (A ∩ B) U C for all sets A, B, and C.
May 12, 2009 by anonymous

Math
Using the definition of subtraction to determine the subtraction equations that are related to each of the following addition equation: a.8+7=n b.14+x=25 c.r+s=t my answers are this: a. n-7=8 b.x=25-14 c.t-s=r did I do these right?
June 4, 2009 by B.B.

MATH
Determine whether the situation calls for a discrete or continuous random variable. The braking time of a car Is it discrete?
September 8, 2009 by Jalynn

9th grade
the variable cost is 10/km and a 2.5-km trip costs $40, determine the equation relating cost, C, in dollars, and distance, d, in kilometers
October 23, 2009 by betty

algebra 2
determine whether the data in the table appears to be positively skewed, negatively skewed, or normally distributed. explain
December 22, 2009 by aisha

chemistry
Determine the number of moles of sulfate ions present in 1.20 mol iron(III) sulfate (Fe2(SO4)3).
January 13, 2010 by q

Mechanics-physics
The acceleration of a particle is defined by a=e^(k(t^2)).its velocity is 2m/s at time=3s.Determine the value of k and velocity after 5s starting from rest.
March 30, 2010 by Aayush Vetwal

Physics
A charge q=3*10^-6coulumb is placed at the centre of a cube of edge L.Determine the electric flux through each of the cube faces.
April 8, 2010 by Ayodele

Vector
The points U(4,-1,2), V(-1,-1,-1) and W(-4,2,4) dermine a triangle in R^3 a) Determine the parametric equations for thr three lines containing the 3 sides of the triangle
May 31, 2010 by Patrick

Physics
Light of wavelength 550 nm in air is found to travel at 1.96 x 10^8 m/s in a certain liquid. Determine the index of refraction of the liquid.
June 3, 2010 by Amber

physics
piston 1 has a diameter of 0.25 in; pistol 2 has a diameter of 1.5 in. In the absence of friction, determine the force necessary to support the 500 lb weight.
June 10, 2010 by Jackie

CALCULUS
Determine the derivative of the function: Y=1 / (Sq.root of (3x-1) I know the answer is -3 / (2(Sq.root of 3x-1)^3 I just need some aid on the steps. Thanks in advance.
June 15, 2010 by Anonymous

CALCULUS
A car has constant declaration of 10 km/h/s until it stops. If the car's initial velocity is 120 km/h, determine its stopping distance.
June 16, 2010 by Anonymous

12th grade-Advanced functions
Determine the vertical asymptotes of the graph of graph of y=secx/logx for x≤2pi
July 30, 2010 by aaron

physics
A charge of 6.00mC is placed at each corner of a square 0.100 m on a side. Determine the magnitude and direction of the force on each charge.
September 21, 2010 by john

physics
A 225 block of ice sits on a level table. a) identiy the forces that act on the block and determine their magnitudes.
September 30, 2010 by katelyn

Physics
A stone is dropped into a deep well and is heard to hit the water 2.95 s after being dropped. Determine the depth of the well.
October 8, 2010 by Eli

Earth Science
Please determine the noon sun angle at the given latitudes on April 11: 40 degrees north 0 degrees
October 29, 2010 by Casey

chemistry
Determine the chloride ion concentration in a solution containing 50.0 g MgCl2 dissolved in 1500 mL of solution. a. 0.350 M b. 0.700 M c. 1.40 M d. 3.17 M e. 6.34 M
November 10, 2010 by princess

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