Sunday

November 29, 2015
Total # Posts: 2,954

**Geometry**

211
*September 11, 2010*

**algebra**

(2-x)/(2x+6)+ x/(x^2-9) Can some one please help solve this one because I stuck? I don't know how to sole this, so please somebody help!!
*September 11, 2010*

**8th grade Math**

how do you convert .833333333333....... into a fraction
*September 9, 2010*

**Economics**

The role of an assumption in an economic theory is to: a. add realism b. prove the theory c. cover special cases d. simplify the theory
*September 8, 2010*

**algebra**

on one day the value of $1.00 was equal to 0.77 euro or $1.24 Canadian. Write a function to represent the value of Canadian dollars in euros. What is the value of th efunctoin for an input of 5 rounded to the nearest cent, and what does it represent
*September 8, 2010*

**Algebra II/ Pre Calc**

ln(12+x)= It is not (ln 12)(ln x) or (ln12x)
*September 6, 2010*

**algebra**

(a minus sqrtx)^2=25 I have no idea of how to work this problem where i in up with the answers of a=7,-3. Basiclly I just gave it a guess. Could someone show the steps I need to take. Thanks.
*September 5, 2010*

**algebra**

1/x^2+5/x=4 Can someone please help me with this problem by showing the steps that I would have to do to get the answer? I have no idea how to do this. Please help somebody.
*September 4, 2010*

**algebra**

(5/x)+1=9-x
*September 4, 2010*

**algebra**

I don't understand how to do this, so please help. Could you show the steps , so I can try it own my ow to see if I can get it.Thank you. 2SQRT4t^9z^2.
*September 3, 2010*

**algebra homework**

2sqrt x+1-1=6-x I really need some help because I am so lost,so can someone please help me?
*September 2, 2010*

**Geometry**

Suppose B is the midpoint of AC. AB = 5x and BC = 3x + 4. Find AB.
*August 31, 2010*

**Algebra 2**

A photocopying machine purchased new for $4500 loses $900 in value a each year. a. Find the book value of the machine after 18 months. b. When will the book value be $1200? Assume that each situation can be decribed as a linear equation HELP!!! I don't know how to set this...
*August 31, 2010*

**History**

what commercial arrangements did american shippers and traders want after the war had ended?why did they feel that this was needed, & how successful were they in accomplishing thier aims?
*August 30, 2010*

**Algebra 2**

Let f(x)=x^2 - 1 and g(x)=1 - 2x. Find the indicated values. 1. g(1/f(3)) 2. f(x + h) - f(x) all over h
*August 29, 2010*

**math**

x/3+2=x/6 In solving this problem do I divide 3 from both sides are what. I am a bit lost. please show me the steps so I can see if I am right or wrong in my calculations. Thanks you in advance.
*August 27, 2010*

**math**

2+5=7 and 9-5=4 in order to do this mentaly you take the 4 and out a one in front of it. Can u do it from there?
*August 26, 2010*

**Alg 2**

Yes but 2•3 does not equal 8 it equals 6
*August 26, 2010*

**Alg 2**

Complete the equation for te function picturEd in each mapping diagram. The domain is 1,2,3,4 and the range is 2,4,8,16. The equation is a number times X what's the equation. The book says that the answer is 2x but I don't know how they got that. Please help me anyone...
*August 26, 2010*

**math**

Israel. Dead March
*August 26, 2010*

**math**

A certain medicine is given in an amount proportional to a patient’s body weight. Suppose that a patient weighing 100 pounds requires 125 milligrams of medicine. What is the weight of a patient who requires 200 milligrams of this medicine? I am totally lost on how to work...
*August 24, 2010*

**math**

How much more money would I have if I invested $14,000.00 for 8 years at 6.4% in an account that compounded annually rather than in an account that just earned simple interest? Why is this?
*August 23, 2010*

**math**

why it is not possible for a right triangle to have the following three sides: 12 feet, 18 feet, and 14 feet. I need help because I am confuse. Thanks in advance.
*August 23, 2010*

**Algebra 2**

HELP!!! 1. Having a x-intercept of -4 and parallel to the y-axis. How do i write this equation in standard form?
*August 19, 2010*

**The elements and Principles of Design**

These were all wrong and I just took the test the only correct ones were #2,3,14,18 I made a 25% Thanks A Lot
*August 19, 2010*

**home inspection**

The most logical answer is probably D, because A and B are ridiculous and C could be an answer to the situation in life. But the books answer is most likely D.
*August 17, 2010*

**Algebra 2**

how do i do these problems???? Graph each pair of equations in the same coordinate plane. Find the coordinates of the point where the graphs intersect. Then show by substitution that the coordinate satisfy both equations. 1. 2x + 5=0 2x + y=8 Graph each equation 2. y=|x| HELP...
*August 17, 2010*

**Algebra 2**

Is this right? k(2) + 2 = -k(2) + 2 4k = 0 k = 0
*August 17, 2010*

**Algebra 2**

Find the value of K so that the point P lies on the line L. 1. P(2,1), L: 3x + Ky = 8 2. P(2,2), L: Kx + (K + 1)y = 2 Help me i have no idea how to do this! :[
*August 17, 2010*

**uno**

You decide to borrow $200,000 to build a new house. The bank charges an interest rate of 6% compounded monthly. If you pay the loan back over 30 years, what will your monthly payment be [rounded to the nearest dollar]?
*August 16, 2010*

**Math**

A cubic model of the yearly worldwide carbon emissions is W=-0.051x3 + 2.93x2 + 74.6x + 1589 where W is the weight of the emissions in millions of tons and x is the number of years since 1950. Use synthetic division to evaluate the model for the year 1960.
*August 15, 2010*

**Bus 219**

thank you so much that really helped me out a lot. I understand it much better now.
*August 13, 2010*

**Bus 219**

CheckPoint: The Information Systems Department „FƒnReview Ch. 2 in the text. „FƒnSelect two organizational departments in a business. „FƒnWrite a paragraph of at least 200 words in which you identify the roles of information systems within those ...
*August 13, 2010*

**Bus 219**

Write a paragraph of at least 200 words in which you identify the roles of information systems within those departments. does this mean transaction processing system and other things along this line or something else? I am so confused any help will be great thank you.
*August 13, 2010*

**College Alegbra**

(b-1/a)/(b^2+2/a^2 )
*August 13, 2010*

**Algebra**

Magazine sales. Henry sold 120 magazine subscriptions in x days. a) Write a rational expression for the rate at which he sold the subscriptions. b) Suppose that he continues to sell at the same rate for 5 more days. Write a rational expression for the number of magazines sold ...
*August 11, 2010*

**Algebra**

Thank you for your help
*August 11, 2010*

**Algebra**

I have this math probelm z-(3z)/(2-z)=(6)/(z-2) in my book it says to solve the equation. I have worked this problem many times and I keep comming up with different answers. When I use an online calculator to check my work it is giving me an answer of z=-3 I have not gotten ...
*August 11, 2010*

**Algebra**

first identify your a,b and c.don't forget the signs.then simply substitute in the formula which is; x=-b plus or minus square root of b^2 - 4ac,everything over 2a.btw the root is for everthing execpt the -b and 2a
*August 9, 2010*

**College Alegbra**

Find the sum of the infinite geometric series given by ∑_(k=1)^∞▒〖(2/9)^k.〗
*August 9, 2010*

**College Alegbra**

15. Write the 5th term of (3x + 2y)7.
*August 9, 2010*

**College Alegbra**

Write the binomial expansion of (x^2+2/x)^5.
*August 9, 2010*

**College Alegbra**

Prove by mathematical induction: ∑_(i=1)^n▒〖3^i=3(3^n-1)/2〗
*August 9, 2010*

**College Alegbra**

13. Write the binomial expansion of (2a – 3b)4.
*August 9, 2010*

**algebra**

Solve. Type an integer or simplified fraction for: -7x -22 = -26 2/3
*August 9, 2010*

**College Algebra**

for what real number k does 3x^2-k factor as 3(x-2)(x+2)
*August 6, 2010*

**Algebra**

That is one of the problems that I had, The comma is there in the book, I've tried asking my teacher but he has not responded.If I find out I will let you know thanks so much for your help.
*August 5, 2010*

**Algebra**

x^3+2x^2-5x-6, x+3 I need help factoring this problem The answer that I got was x^3+2x^2-11x+3
*August 5, 2010*

**Physics**

I'm working on a final physics exam, and I've got everything but these two that I'm stuck on. Any help would be appreciated, and explanations too (: --A------B---(----F---- A and B are both pointing up. 1. ^ In that diagram, the image of object A would be A) real, ...
*August 5, 2010*

**US corp tax**

Summarize the administrative powers of the Internal Revenue Service (IRS), including the examination of tax records, the assessment and demand process, and collection procedures. This paper should be approximately three (3) pages in length.
*August 4, 2010*

**Alegbra**

Find the sum of the infinite geometric series given by ∑_(k=1)^∞〖(2/9)^k〗
*August 4, 2010*

**Us history**

what is predestination and how did it affect New England
*August 3, 2010*

**medical terminology**

when are abbreviations acceptable? Who should use them and why?
*August 1, 2010*

**Alegbra**

14. (a) Use a graphing utility to find the exponential regression function for the follow data: {(23.5, 16), (26.7, 48), (28.0, 155), (29.5, 571), (29.9, 896)} (b) Use the function in (a) to predict (to the nearest whole number) the y-value associated with x = 30.8.
*August 1, 2010*

**Alegbra**

11. What, to the nearest tenth, will an earthquake measure on the Richter scale if it has an intensity of I = 43, 512,000 I 0?
*August 1, 2010*

**Alegbra**

14. (a) Use a graphing utility to find the exponential regression function for the follow data: {(23.5, 16), (26.7, 48), (28.0, 155), (29.5, 571), (29.9, 896)}
*August 1, 2010*

**Alegbra**

12. A city whose population was 39,350 in 1995 contained 46,750 people in 2000. (a) Find the exponential growth function for the city. Let t = 0 represent the year 1995. (b) Use the growth function to predict the population of the city in 2009. Round your answer to the nearest...
*August 1, 2010*

**philosophy**

From the knowledge I've gathered in my Penn F book, the answer is Appetite
*July 30, 2010*

**Alegbra**

Pseudoephedrine hydrochloride is an allergy medication. The polynomial L(t) = 0.03t4 + 0.4t3 – 7.3t2 + 23.1t, where 0 <= t <= 5, models the level of pseudoephedrine hydrochloride, in milligrams, in the bloodstream of a patient t hours after 30 milligrams of the ...
*July 28, 2010*

**Math /Equations**

I am supposed to round 26 to the hundredth place however there this number is the tens place so I rounded it down to 0. Not sure if that's right?? thanks
*July 28, 2010*

**Math /Equations**

Hi. I need to find the distance between the two points and then round the answer to the nearest hundredth. (8,4) and (18, 28). Thank you so much.
*July 28, 2010*

**MATH/ EQUATIONS**

ok, thank you so very much!
*July 28, 2010*

**MATH/ EQUATIONS**

Hi. I have a question I need to write an equation that is parallel to the line y= -4x +3 and a y-intercept of -5. Thank you!
*July 28, 2010*

**Alegbra **

Find a polynomial function having the following zeros: – 5, 3 (multiplicity 2), 2 + i, 2 – i; degree 5.
*July 28, 2010*

**HIS 215**

Oh! My last name is Fuentes.
*July 27, 2010*

**HIS 215**

Thank you Ms. Sue, as always you are sooooo helpful. I am gonna start writing my last name so that you can remember me. Jessica is such a common name.
*July 27, 2010*

**HIS 215**

How does this sound?? The negative aspects of the new market economy were that the stability of prices were constantly going up and going down just as quickly. Another negative aspect was that it took some of the sellers a long time to get to their destination and it also took...
*July 27, 2010*

**HIS 215**

Yes it is, during the time after the War of 1812.
*July 27, 2010*

**HIS 215**

Sorry that is HIS 115. Sticky keyboard.
*July 27, 2010*

**HIS 215**

What were the negative aspects of the new market economy? What were the positive aspects of the new market economy? How did the creation of a single market economy shape American values and the economy of today? This is what I have so far. The negative aspects of the new ...
*July 27, 2010*

**english**

Choose two advertisements from television or a magazine that draw your attention because they use semantic argument. For each ad: · Name the product · Describe the ad · List the words used as semantic persuaders · Explain what types of semantic ...
*July 21, 2010*

**Math**

how to factor this equation algebraically? 2a^2-84a+70 Thank you for helping me and any help given will be greatly appreciated. And to solve this you probably have to use the factor theorem.
*July 17, 2010*

**AED 201**

I never thought of that, Thanks Sue!!!!!! You have always been a great help.
*July 14, 2010*

**AED 201**

I need help on where to go online to find the information below, I think I am missing something, because I can't find it. I have looked at the florida dept of ed., okaloosa district site and the edwins elementary site. Help!!! HEre is the question: o Search the Web to see ...
*July 14, 2010*

**calculus**

Given the surface: z^2=x^2+xy^2z. Find dz/dx
*July 13, 2010*

**microeconomics**

utilize your knowledge of supply/demand analysis and show graphically the impact of a government minimum wage of $6 hour with a market wage for unskilled workers of $7 hour with 1 million workers employed at the market wage.
*July 10, 2010*

**CHEMISTRY**

What is the molarity of 250 mL of a solution that contains 12.5 g of dissolved zinc bromide, ZnBr2?
*July 8, 2010*

**CHEMISTRY (WEBWORK)**

yup guys the answer IS H.
*July 6, 2010*

**Allied Health**

What is a doctor’s responsibility if a patient requests restrictions on the use of his or her PHI? A. The doctor must comply with the patient’s wishes. B. The doctor need not comply with the patient’s wishes if HIPAA would otherwise permit restrictions. C. The ...
*July 6, 2010*

**Health**

This can be C. OR D. couldn't it be? A second hand statement? Dang! or even B. Keep running this through my head Which one of the following statements is an example of hearsay? A. I saw the doctor administer the injection. B. I checked the patient’s blood pressure ...
*July 6, 2010*

**Fed Tax**

Locust Corp desires to set up a distribution facility in a southern state. After consideration negotiations with a small town in Alabama, Locust accepts the following offer: land (fair market value of $3 million) and cash of $1 million. a) How much gain, if any, must Locust ...
*June 29, 2010*

**Corp Fed Tax**

Question Details: Gail and Mark from Sap Corp with the following considerations: Consideration Transferred Basis to Fair Market Number of Transferor Value Shares Issued From Mark Cash $50,000 50,000 installment obligation 140,000 250,000 30 From Gail Cash 150,000 150,000 ...
*June 29, 2010*

**earth science**

If all matter is made up of the same atoms from the periodic table, is there a big difference between living organisms and non living objects? why or why not?
*June 29, 2010*

**Math**

here are the answers i got please check them. 1. Still need help 2. 2 sqrt14 3.5+-sqrt1/6
*June 28, 2010*

**Math**

on questin 1 the number was cut off the page i guessed it was either 6 or 7
*June 28, 2010*

**Math**

I need help with these 3 problems. 1. An amusement park charges admission plus a fee for each ride you go on. 2 admissions and 5 rides cost $22. 2 admissions and X rides cost $24. What is the charge for 1 admission and the charge for 1 ride. 2. Find the lenght of the ...
*June 28, 2010*

**Finance**

Nance’s Restaurant, a local independent restaurant, is evaluating new point-of-sale (POS) systems and must determine if a new installation is feasible. A new POS installation would include both software and hardware, with a total cost of $20,000. Taking all of these ...
*June 27, 2010*

**pre algebra**

is this tigonometry?
*June 21, 2010*

**math**

w(2,3)
*June 21, 2010*

**math**

the vertices of a figure are w(-2,3), Y(3,1), and z(-3,4). What are the vertices of the transformed image ofter a reflection over the x-axis? can you plz explain to me, how to solove this
*June 21, 2010*

**Math**

thank u =)
*June 17, 2010*

**Math**

Hi, for question 1, I got y>2 as well but the answer is y>3 in my book. and yes for question 2
*June 17, 2010*

**Math**

The graph of y = f (x) = b^x, where b > 1, is translated such that the equation of the new graph is expressed as y – 2 = f (x – 1). The range of the new function is A. y > 2 B. y > 3 C. y > –1 D. y > –2 2)If log7 m = log 2/3 , then the value ...
*June 17, 2010*

**Math**

The graph of y = f (x) = b^x, where b > 1, is translated such that the equation of the new graph is expressed as y – 2 = f (x – 1). The range of the new function is A. y > 2 B. y > 3 C. y > –1 D. y > –2 the answer is B?? i am really confused ...
*June 17, 2010*

**Geometry**

find ab in simplest form if A(0,3) and B(2,7)
*June 16, 2010*

**Chemistry**

Thank u sooo much!! =)
*June 15, 2010*

**Chemistry**

I don't understand ice table at all..can anyone please guide me in how to solve the following question? : The pH of a 0.00250 mol/L solution of benzoic acid is 3.65. Calculate the Ka for the benzoic acid. (This question does not state that the given concentration is an ...
*June 15, 2010*

**Chemistry**

thank u sooo much!! =)
*June 14, 2010*

**Chemistry**

okay so I have this question; Co3^2- is a component of soil and can neutralize acid deposition. Sketch the pH curve for soil containing carbonate ions that undergoes continual addition of hydronium ions from acid deposition. Include relevant chemical equations and information ...
*June 14, 2010*

**math**

if qrs/r=s and q=0 what must be true?
*June 13, 2010*