Saturday
April 18, 2015

# Posts by Linda

Total # Posts: 1,387

letters,memo,and email messages
How would you approach creating a negative message for a superior.
October 4, 2007

foreign currency
How does the credit or money market hedge work?
October 2, 2007

science IPC
Acceleration (the change in speed per unit time) is measured in meters per second sqaured. Acceleration is a ?? metric unit and is comprised of ??
October 1, 2007

social studies
Race, religion, background etc
September 30, 2007

finance
Residual dividend model Buena Terra Corporation is reviewing its capital budget for the upcoming year. It has paid a $3.00 dividend per share (DPS) for the past several years, and its shareholders expect the dividend to remain constant for the next several years. The company&#... September 4, 2007 finance Would each of the following increase, decrease, or have an indeterminant effect on a firm’s breakeven point (unit sales)? a. An increase in the sales price with no change in unit costs. b. An increase in fixed costs accompanied by a decrease in variable costs. c. A new ... September 4, 2007 finance New project analysis You must evaluate a proposal to buy a new milling machine. The base price is$108,000, and shipping and installation costs would add another $12,500. The machine falls into the MACRS 3-year class, and it would be sold after 3 years for$65,000. The ...
September 4, 2007

Math
What do we call the numbers that cannot be arranged into 2-way arrays? Please answer my homework is due today!
August 30, 2007

math
yea i dunno?
August 30, 2007

ETHICS
How can the country best prepare for the changing race and ethnicity of its current and future citizens
August 24, 2007

Social Studies
What is the name of a large city in southern Turkey? There are many cities in southern Turkey. This map shows major cities. The other site lists Turkey's largest cities. (Broken Link Removed) http://en.wikipedia.org/wiki/List_of_cities_in_Turkey
August 13, 2007

gaussian elimination
4. Solve the following linear system using Gaussian elimination. Show work. 3x + y – z = -5 -4x + y = 6 6x – 2y + 3z = 2 how about looking at http://www.mathwords.com/g/gaussian_elimination.htm
August 8, 2007

cramers rule
Solve the following linear system for x using Cramer’s rule. Show work. x + 2y – 3z = -22 2x – 6y + 8z = 74 -x – 2y + 4z = 29 Cramer’s rule uses determinants to find the solution Set up a 3by3 matrix using the coefficients of the x,y and z, and find ...
August 8, 2007

Chemistry
Why is it when you add bromine to trans-cinnamic acid, it is more slow than the addition of BR2 to a regular alkene? You might want to look at the mechanism of bromine addition to an alkene.
July 26, 2007

Algebra
Would someone please check these answers? Simplify. 3/x-5+1/1-4/x-5 For this answer I got: x-2/x-9 Divide. x^2-49y^2/6x^2+42y/(x^2-7xy) For this answer I got: (x+7y)/6x(x^2+7y) Add. Express your answer in simplest for. x/6+3x/6 For this answer I got: 2x/3 Please check my ...
July 12, 2007

Algebra
Solve. x-3/15=1/3 I get 8 as an answer. Is this correct? If you substitute 8 for x, you'll find that 8 is not the correct answer. x - 3/15 = 1/3 x = 3/15 + 1/3 x = 3/15 + 5/15 x = ______ Please post your answer and a teacher will be glad to check it. Does x=8/15?
July 12, 2007

Algebra
Simplify complex fraction w+3/4w/w-3 2w Without providing parentheses and ^ signs for exponents, there are many ways to interpret what you have written. Each gives a different answer. Do you mean to write [w + (3/4)w]/(w-3) * 2w ?
July 9, 2007

Trigonometry
Solve for x to the nearest hundreth and can you explain how you get your answer I don't understand 3^x = 1.295 Your question has nothing to do with trigonometry. You can solve for x by taking the logarithm (to any base) of both sides of the equation. Then x log 3 = log 1....
June 10, 2007

writting
How would you approach creating a negative message for a superior? http://answers.yahoo.com/question/index?qid=20060830050606AACEvV3 ... and be sure you use a spell-checker.
June 7, 2007

philosyphy
Why do we drive on parkways and park in driveways? Why is there brail on a drive up ATM? More riddles -- these need to be posted in the Riddles section at the bottom of the main Jiskha page. =) Parkway: A parkway is a general designation of a type of limited-access highway in ...
June 7, 2007

riddle
What is as big as a castle. Weighs nothing, but a thousand men can't move it? I would guess its shadow at the right time of night. I keep saying stupid things...then correcting myself. Right time of DAY* I think its a cloud....:-)
June 7, 2007

Diamond?
I recently recieved agorgous "diamond" ring as a gift. He said it was real but I'm not sure. It looks real, the four Cs and everything. But to know for sure without it being apraised I need to know what the stamps inside mean. GF"A" Does anyone have an ...
June 6, 2007

Trigonometry
factor: 3n^2+14n-5. I'm stuck! (3n -1 )(n + 5)
June 4, 2007

Algebra
Multiply(x-2)(x+2) I am totally lost! just foil it out take the first 2 terms from each parentheses and multiply them. then add the product of the inside and outside terms, then add the product of the last 2 terms = x^2-2x+2x-4= x^2-4
June 4, 2007

Algebra
Please check my answer. Solve the system of linear equalities graphically. 3x-y<=6 x>=1 y<=3 For the answer I have: Equation in slope intercept form: Equation 1:y-intercept as ordered pair=> (0, -6) Equation 1: x-intercept as an ordered pair=> (2,0) Do I have ...
June 4, 2007

Algebra
Solve the system.4x+3y=11 and3x -2y=4 x= -2 and y = -1 678/987
June 3, 2007

Algebra
Evaluate the given function for the value specified. 2. f(x) = x squared - 7x + 10; find (a) f(0), (b) f(5), and (c) f(-2). a) f(0)=> b) f(5)=> c) f(-2)=> I didn't see your work, so it's hard to critique it. Take the 0, 5, and -2 and plug it in for "x&...
May 27, 2007

Behavioral Science
How do sociological factors affect a person's behavior? What sociological factors do you believe affect your behavior the most? Do you shave? Do you use deodrant? Do you bathe more than once a week? Do you match your clothes? Do you arrive on time? Do you call boys and ask...
May 24, 2007

Algebra
Why might notation be important? Explore the reasons for function notation.
May 23, 2007

Algebra
The equation y=15x-100 describes the amount of money a high school class might earn from a paper drive. What are the slope and y-intercept for this equation? Slope is the coefficent of x, and the y intercept is the value of y when x=0 Please try the following site: http://en....
May 21, 2007

Algebra
Graph the inequality y>=3x Draw the line y=3x on a graph. The line and everything above it satifies y>= 3x
May 21, 2007

Algebra
These data represent the population of a certain city. Year Population(in thousands) 1950 18 1960 23 1970 29 1980 32 1990 38 2000 42 Use the line graph to predict the population in the year 2010 I recommend graphing the points, draw a best fit line, then project it to 2010. I ...
May 21, 2007

Algebra
In planning for a new item, a manufacturer assumes that the number of items produced x and the cost in dollars C of producing these items are related by a linear equation. Projections are that 100 items will cost $10,000 to produce and that 300 items will cost$22,000 to ...
May 20, 2007

Algebra
Write the equation of the line L satisfying the given geometric conditions. L has y-intercept (0,-3) and is parallel to the line with equation y=2/3x+1 I will be happy to critique your work on this. y=(2/3)x-3?
May 20, 2007

Algebra
Write the equation of the line L satisfying the given geometric conditions. L has y-intercept (0,2) and is perpendicular to the line with equation 2x-3y=6 Show work I will be happy to critique your work on this. 3x+2y=4?
May 20, 2007

Algebra
Write the equation of the line passing through the given pair of points. (2,-3) and (2,4) I will be happy to critique your work on this.
May 20, 2007

Algebra
Write the equation of the line passing through the given pair of points. Write your result in slope-intercept form. (-1,3) and (4,-2) Show equation I will be happy to critique your work on this. y-3=1(x+1) y-3=1x+-1 y=x+2?
May 20, 2007

Algebra
Write the equation of the line passing through the given point with the indicated slope. Give your results in slope-intercept form. Point: (0,5) Slope: m=-3/5 Show equation I will be happy to critique your work on this.
May 20, 2007

Algebra
Write the equation of the line passing through (3,10) and (3,-3) Notice the line is vertical. Equation is x= constant. You figure what the constant is.
May 20, 2007

Algebra
Find the slope of the line through the following pairs of points. (4,3) and (-5,3) equals to 0 Notice the y is constant, this is a horizontal line, zero slope.
May 20, 2007

Algebra
Write the equation of the line passing through the given point with the indicated slope. Give your results in slope-intercept form. Point: (0,5) Slope:m=3/5. Show work Well, youknow the form is y= mx+b you are given m. You are given a point (0,5) Put that point into the ...
May 20, 2007

Algebra
Find the slope of any line perpendicular to the line through the points (0, 5) and (-3, -4). Show work Find the slope of the line thru the two points: slope= (y2-y1)/(x2-x1) you do that. Now the slope of the line perpendicular to this is the negative reciprocal, or ...
May 20, 2007

Behavioral Science
Choose a television character. Describe their personality from the view of the three theorists, Jung, Freud, and Rogers. watta wat? Since we do not know who you will select, we cannot be of direct help. It would be very helpful to you to review the discussion of these ...
May 16, 2007

Algebra
Give two examples of a real life situation where a straight line graph might be applicable and explain why you think this might be true. distance vs time under constant velocity overtime pay vs overtime hours worked.
May 16, 2007

chemistry.
I attempted to answer some but I jsut don't know if what I wrote is correct so will you please help me figure out these answers. Predict the effect that the following changes or stresses would have on the given equilibrium, a) CO2(aq) <=> CO2(aq) (Increasing ...
May 16, 2007

Algebra
Find the constant of variation k. yvaries directly with x; y=400 when x=1000 y = k x 400 = k * 1000 Solve for k
May 14, 2007

-Chemistry-
I have asked this question before but I was wondering if I solved this question correctly. A solution of barium chromate is prepared by dissolving 6.3 x 10-3 g of this yellow solid in 1.00 L of hot water. Will solid barium chromate precipitate upon cooling to 25°C? You ...
May 14, 2007

CHEM!
Okay well I suddenly got confused for a lab I did We took pH meter than we calibrate it. Then we measure the pH of the acetic acid solution, which was used to determine the Ka of the acetic acid using the first method. We made a 1M solution of NaOH which was used to titrate 50...
May 9, 2007

Chemistry
I answered this question but I did not get the right answer. CO2 + H2 <=> H2O + CO CO2 = 0.5 mole and H2 he 0.5 mole both sollutions were forced into a 1 Litre container. K = 2 what is the equlibrium concentration of each reactant and product. as I calculated I did the ...
May 8, 2007

Chemistry
A substance (CD) decomposes into C and D. CD(g)  C(g) + D(g) At the temperature of the experiment, 15.0 percent of CD is decomposed when equilibrium is established. a) If the initial concentration of CD is 0.200 mol/L, what are the equilibrium concentrations of...
May 8, 2007

Chemistry
In a previous experiment, 0.800 g of the green complex iron salt was placed in an Erlenmeyer flask and heated with concentrated sulfuric acid until all oxalate ion was destroyed (CO2, SO2 and H2O are formed). Ferric ion (Fe3+) remained in solution and was reduced to Fe2+ by ...
May 7, 2007

Chemistry
Assuming the dissolution of borax in water is a spontaneous reaction, do you expect the change in enthalpy to be positive or negative or are both signs possible? Explain your answer A. Neither, enthalpy does not change, the positive entropy for the dissolution, leads to –...
May 7, 2007

CHEM!
Well I almost understand this question but still got stuck, I will show you the question and my answer so I need someone to tell me if I did it correctly or not and how I should fix it. at 55degrees the K for the reaction: 2NO2(g)<=>N2O4 is 1.15 calc the concentration of...
May 2, 2007

CHEM!!
One mole of NH3 was injected into a 1 L flask at a certain temperature. The equilibrium mixture
May 2, 2007

Chemistry
A solution of barium chromate is prepared by dissolving 6.3 x 10-3 g of this yellow solid in 1.00 L of hot water. Will solid barium chromate precipitate upon cooling to 25°C? Proof? You want to compare Qsp to Ksp (at 25o C.) Ag2CrO4(s) ==>2Ag^+ + CrO4^= Ksp = (Ag^+)^2(...
May 2, 2007

Chemistry
How can you increase the concentration of the product (s) in each of these reactions by varying the temperature and pressure (caused by volume change)? 4NH3 + 5O2 <=> 4NO + H2O Delta H = -903.75 kJ Br2 + Cl <=> 2BrCl Delta H = 14.64 kJ Please help... With gaseous ...
May 2, 2007

graphing question
Write the equation of the line with slope 4 and y-intercept (0, –5). Then graph the line i wrote the equation which i think is y=4x-5 i point the y intercept (0,-5) in the graph how do i find the other point would the 4x become 4/1 x y=4/1x-5 then move run and rise run of...
April 13, 2007

algebra 1 help
One number is 6 more than another. If the sum of the smaller number and 3 times the larger number is 34, find the two numbers. what am i suppose to do i am reading as this but i know i am wrong 34=(x+6)+y*3 n + 3(n+6)=34 n is the smaller. the sum of the smaller and three times...
March 30, 2007

inequality expresion
The cost of a long distant telephone call is $0.36 for first minutes and$0.21 each additional minutes or portion thereof. Write an inequality representing the number of minutes a person could talk with out exceeding $3.00 would this be written as 0.36+0.21(x-1)<$3.00 0.36...
March 27, 2007

Statistics
Part 2 - The president of the company is uncomfortable with the precision of the estimates derived for the sample mean. They are not willing to tolerate a very large error. e = .04, how large would the sample size have to be if they specify a 98% confidence level? Formula: n...
March 13, 2007

Statistics
An entertainment company owns and operates movie theaters in Wyoming. The president of the company is concerned that film rentals are hurting the business. They directed a staff member to estimate the total number of films rented by households in Wyoming in a particular month...
March 13, 2007

Stats
A bottling company uses a filling machine to fill glass bottles with mango juice. The bottles are supposed to contain 300 milliliters (ml). In fact the amounts vary according to a normal distribution with mean = 298 and standard dev = 3 ml. What is the probability that an ...
March 13, 2007

Statistics
A building contractor claims that they can renovate a 200 sq foot kitchen and dining room in 40 work hours plus minus 5 (the mean and standard deviation respectively). The work includes plumbing, electrical installation, cabinets, flooring, painting and installing new ...
March 13, 2007

Statistics
I'm desperate I don't know how to calculate this, I always get a different answer, someone give me step by step please. P(3)=P(x=3;n=5!p=0.5) =5! x(0.5)3x(1- P(3)=P(x=3;n=5!p=0.5) =5! x(0.5)3x(1-0.5) 5-3 = 031250 _______ 3!(502)!
March 12, 2007

Econ-Returns to scale
Determine whether returns to scale is decreasing, increasing or constant: Q = 2K + 3L + KL Take a shot. Hint: increase both K and L by, say 10%. Does Q rise by more than 10% (increasing), less than 10% (decreasing), or exactly 10% (constant)
March 10, 2007

math ..PLEASE HELP !!!
A local bank reports that 70% of its customers maintain a chequing acct, 50% have a savings acct and 40% have both.If a customer was chosen at random a) what is the probability customer has a chequing or saving acct b)probability the selected customer has neither c)probability...
February 23, 2007

Statistics
Restaurant built in Edmonton has 80% chance of 1 year. If built in St Albert survival falls to 65%.Estimated chance St Albert is available is 60% and Edm 40%. A)Probability the restaurant will survive 1 year B) be built in Edm and last 1 yr C) be built in St Albert , given ...
February 21, 2007

Calculus help
\documentclass{article} \usepackage{amssymb,amsmath,amscd,concmath} \pagestyle{empty} \begin{document} \begin{equation*}\int_{1}^{3} [(e^3/x)/(x^2)]\, dx\end{equation*} \end{document} Sorry,the html format does not work... How to find the integral of [e^(3/x)]/(x^2) from 1 to ...
February 20, 2007

Plato's Allegory of Cave
Has anyone read the Plato's Allegory of Cave before? I got an assignment which is write a journal after reading this, but I really did not understand what it is talking about. Can anyone tell me something about it? Thanks. This site may help you. http://en.wikipedia.org/...
February 16, 2007

Chemistry
Is dissolving salt in water an example of reversible? I don't think so because once salt is in water, the water is not clear anymore. Pls help. thanks. Yes, it is reversible. One ca physically separate the salt and water (evaporation) What do you mean by not clear? When ...
February 14, 2007

Science
Wil kinetic energy increase or decrease based on the amount of potential energy it starts with?? If potential energy is lost, KEnergy increases. Potential Energy + kinetic energy= constant.
February 5, 2007

another voting question
Casting a vote based on what a candidate pledges to do about certain issues is called: prospective issue voting or retrospective issue voting Isn't this called prospective issue voting? yes... you are right. My experience is it more closely relates to wishful thinking.
January 21, 2007

Voting Question
Which is true? 1.People are more likely to vote in presidential elections than they are to vote in congressional elections. (or) 2.People are more likely to try to persuade how someone else will vote than they are to read about campaigns in the newspapers. I say 1 is true, my ...
January 21, 2007

Literature
Do you think the title "Huswifery" is a good title for Edward Taylor's poem? Why? Linda, if you will tell us what you think about this title, we will be happy to give you suggestions. We don't do your homework for you. hopkin's use of "seared,"...
January 21, 2007

Democrats vs. Republicans 2000 platform-- Question
Which of the following best describes the difference between the Democratic and Republican party platforms in 2000 on the issue of school choice? 1. Republicans favored increasing property taxes that private schools have to pay. 2. Democrats favored closing schools where ...
January 21, 2007

algebra
Can someone please help me with this? Solve x^3-3x^2-10x=0 by factoring. Take out x. x(x^2-3x-10)=0 For the polynomial inside the parentheses, you want factors of 10 that will add or subtract to give 3. 10 and 1 gives 11 or 9 so that is no good. But 5 and 2 are ok. 5*2=10 and ...
January 11, 2007

religion , edit
This course is really diffucult and there are many good answers to the question . I just want to say in looking for ideas on appropiate ways to answering the question is what I ma looking for not to cut and paste someone elses work. I want to learn from this course and try and...
January 10, 2007

english
If you are using a song title in an essay is it in italics or quotes? If you are using lyrics from a song is it in italics or quotes? Song titles and lyrics should be enclosed in quotation marks. okay, thanx
January 4, 2007

english (to kill a mockingbird)
Okay, so a mockingbird is used to symbolize someone innocent as in Lee's theme, don't kill mockingbirds aka don't kill the innocent. This is what it says on Sparknotes. It also says that Boo Radley is considered a mockingbird. I'm a little confused as to why. I...
January 4, 2007

Jewelry markings
I HAVE A RING & INSIDE THE BAND IT HAS H&S CROWN SYMBOL 18 ANCHOR SYMBOL W EACH MARKING IS LIKE A BOX INDENTED BY THEMSELVES. WHAT DO THESE MEAN?
December 17, 2006

Pre-Calculus
Solve for x,y,z, & w using the Gauss-Jordan Elimination Method 5x+3y+z+5w=-2 3x+2y+2z+4w=2 2x+4y+3z-3w=-11 4x-3y-2z+2w=-3 Can anyone help me please? Thanks.... What is the Gauss-Jordan Elimination Method?
December 5, 2006

Chemistry
I will also say sulfur and oxygen
November 16, 2006

Math help please *calculus*
ok im having a bit of a problem rationalizing denominators. i have 2 to the root of 3 +4 divided by the root of 3. I have tried multiplying the top and bottom by the root of 3 and the answer, but then i get stuck at this part. Do i multiply 4 by 4 and make it a root? or am i ...
October 15, 2006

PLease Help!!!Algebra
The line y = 3x + 5 crosses the y axis at ______? When it crosses the y-axis x has to be 0, so what is y when x=0 in the equation y = 3x + 5 Isn't it 5? Hmm, you don't sound too confident with your answer, but yes, it's 5. If you have an equation y=mx+b, m is the ...
October 11, 2006

Array
thanx sooooo much! iv been waiting for hours to get my homework done for that stupid question! thanx!
August 29, 2006

homework
the phrase mid-may is an example a. assonance b. consonance c. alliteration d. metaphor
July 3, 2006

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