Wednesday

February 10, 2016
Total # Posts: 711

**Algebra**

Given the function f(x)=(6)/(x+4)find a formula for the inverse function I say it is f^-1 (x)=(6)/(x-4)
*August 2, 2009*

**Biology**

sorry it's electrical signals
*July 25, 2009*

**Biology**

What are the differences between reflex (involuntary) actions, and voluntary actions in terms of the way nerve impulses are transmitted through the neurones? For instance, i know that in a reflex action, say, a prick of the needle on your hand, will stimulate the nerve endings...
*July 25, 2009*

**Algebra**

f(x)=0 F(x) = (2x+1) (x+1) (x-3) x=-1/2 x=-1 x=3 F(x) =0 F(x) = (2x+1) (x+1) (x-3) (2x+1) (x+1) (x-3) = 0 Is this a good way to show the procedure?
*July 25, 2009*

**Algebra**

Consider the polynomial: f(x) = 2x^3 – 3x^2 – 8x – 3. (a) By using the Rational Zero Theorem, list all possible rational zeros of the given polynomial. (b) Find all of the zeros of the given polynomial. Be sure to show work, explaining how you have found them.
*July 25, 2009*

**Algebra**

Thanks I will keep that in mind.
*July 22, 2009*

**Algebra**

Find a polynomial function of degree 3 with the given numbers as zeros. -5, sqrt3, -sqrt3 Would this work as a function for this problem? Please help. Thanks! f(x) =(x-r1) (x-r2) (x-r3) =(x-(-5)) (x-sqrt3) (x--sqrt3) (x+5)) (x-sqrt3) (x+sqrt3)
*July 22, 2009*

**Communication Theory**

So then the strategy is rhetorical proof, and the three are logos, pathos, and ethos? If so this is what I thought.
*July 13, 2009*

**Communication Theory**

Aristotle divided persuasion into three kinds of strategies called________.? These three where ___ ___ ____???
*July 13, 2009*

**Communication Theory**

Are we losing our ability to read, but gaining a different kind of literacy? How does constant presentation by the media change the nature of national leadership, gender roles and maturity? Is it possible to test and measure these changes?
*July 9, 2009*

**math**

I don't know...That doesn't look correct. I got this: A = 230,000*e^(.06*21) = 289,800 NOW we add that to the 230,000 to get A = 519,800???? I think this makes more sense? Any thoughts? ThankS! :)
*July 9, 2009*

**Algebra**

Thank you!
*July 7, 2009*

**Algebra**

What would be the answer in interval notation? A. [-16/3,3] B. [-3,16/3] C. (-infinity, -16/3 U [3, infinity) D. (-infinity, -3] U [16/3,infinity) Based on the answer you provided I am goin to say B. Am I correct? Thanks!
*July 7, 2009*

**Algebra**

Solve |6x – 7| < = 25 and write interval notation for the solution set.
*July 7, 2009*

**Algebra**

Babylonian Problem - circa 1800 BC An area, A, consisting of the sum of two squares is 1000. The side of one square is 10 less than 2/3 of the side of the other square. What are the sides of the squares?
*June 30, 2009*

**Economics**

What do most economists believe about the future of business cycles? A. Business cycles will grow more extreme, with higher peaks and deeper troughs. B. Advances in technology have brought business cycles to an end. C. Business cycles will continue to drive our economy in the ...
*April 19, 2009*

**Fine Arts**

What elements of art are used in the painting/sculpture Madonna and Child in Arch? I think harmony is used but what else? thank you kindly <3
*January 4, 2009*

**9th grade math**

what is the most precise name for the quadrilateral with the given vertices of A(1,4), B(3,5), C(6,1), D(4,0)???
*December 18, 2008*

**8th grade math**

13=3a-14 the answer is a=1.4
*December 13, 2008*

**8th grade math**

are you shure the x doesnt go with the 37!
*December 13, 2008*

**8th grade math**

Corbin's car payment is $289.This is $37 less than 1/3 of his monthly income.What is corbin's monthly income?
*December 13, 2008*

**8th grade math**

$189-$125=0.64/8hrs=8
*December 13, 2008*

**8th grade math**

Sue whants to by a new printer that costs $189.She has $125 saved.She has a job that pays $8.00 an hour.How many hours must she work to earn enough to buy the printer?
*December 13, 2008*

**Chemistry**

What is the formula for? Do you just take the charges so they can equal out to each oter? Silver (I)acetate silver (I) bromide
*December 11, 2008*

**Chemistry**

How do I write the formula for the following compounds? 1.beryllium oxide 2. sodium sulfate 3.aluminum arsenide I know how to write out the names but not the formula
*December 9, 2008*

**Math 8th grade**

Sue, thanks for helping my daughter Alyssa she has ADD and she is struggling in school. She has a IEP but she seems to score low on test and quiz's would i be asking to much if i requested that her teachers give her a study guide a week in advance?
*December 8, 2008*

**Math 8th grade**

A compound is made up of various elements totaling 90 ounces. If the total amount of zinc in the compound is 1 ounce, what percent of the compound is made up of zinc? Is it 1%
*December 8, 2008*

**Math 8th grade**

64.960
*December 8, 2008*

**Math 8th grade**

35029.96
*December 8, 2008*

**Math 8th grade**

$38.745
*December 8, 2008*

**Math 8th grade**

A bank loans a customer $35,000 for a period of 8 yrs. The simple interest rate of the loan is 10.7%.What is the total amount that the customer will need to pay the bank over the 8 yrs.
*December 8, 2008*

**Math**

Can you help me with this particular question: Like us, Liebniz (and Newton with different notation) might write an equation such as dy=4dx. As the textbook notes, the problem with the seventeenth century calculus is that it is not clear what the symbols dy and dx meant. ...
*December 7, 2008*

**English**

In the book Huckaberry Finn: 1) To whom did Jim belong to? 2)Who did jim say gave him the five center piece he wore around his neck? 3) who was called a cry baby?
*December 6, 2008*

**MGT**

i dont really know anything about this but you could put something about how good communication helps the employees work more effectively which causes a better work environment. The mood will be on more of a positive note and it makes the work conditions and productivity even ...
*December 4, 2008*

**Chemistry**

More protons are gained(represnted by increasing atomic number) across the periodic table. As this happens, the electrons are pulled tighter into the nucleus since the positive protons in the nucleus attract the negative electrons. This causes the atomic radius to decrease ...
*December 4, 2008*

**9th grade chemistry**

Is the name for CuH2PO4 copper dihydrogen phosphate? I don't really understand the ones with the H2 in them... thanks
*December 4, 2008*

**Algebra:quadratic equations**

first you subtract the 44p from both sides to get 4p^2 + 121 - 44p = 0. Then you find two factors of 4p^2. They are 2p and 2p(2p x 2p = 4p^2). Then find two factors of 121 that, when multiplied with the 2p, equals 44p. they are 11 and 11(11 x 11 = 121) Set the quadratic up ...
*December 4, 2008*

**Chemistry**

How does a ionic bond form?
*December 3, 2008*

**Chemistry**

Why do ions form?
*December 2, 2008*

**Social Studies**

What are 2 possitive thing a volcano produces?
*November 17, 2008*

**math**

two men worked 8 hours each and they built 32 frames for sheds. what is the productivity or output per hour add ______ hours hours+_____ hours here ______ hours
*November 17, 2008*

**9th grade**

two men worked 8 hours each and they built 32 frames for sheds. what is the productivity or output per hour add ______ hours hours+_____ hours here ______ hours
*November 17, 2008*

**6th grade math**

2x3
*November 9, 2008*

**science**

why do some animals have 4 legs and others 2
*November 9, 2008*

**7th grade pre algebra**

what is the answer to.. round the difference of two hundred and seven-tenths and one hundred twenty-nine and nine tenths to the nearest whole number?
*November 6, 2008*

**chemistry**

grape juice
*October 30, 2008*

**Algebra !!!!!**

The length of a rectangular swimming pool is 2x -1 meters, and the width is x + 2 meters. Write a polynomial a(x) that represents the area. Find A (5).
*October 27, 2008*

**5th Grade Math**

i need help finding the lowest common denominator for this 2/3 and 3/8
*October 23, 2008*

**math**

how do you do cumulative frequency?
*October 12, 2008*

**math**

if xy=7 and x-y=5, what are the values of x and y? please help!!!
*October 2, 2008*

**statistics**

if xy=7 and x-y=5, what are the values of x and y? please help me!!!
*October 2, 2008*

**Anatomy and Physiology**

What is the Scientific Name for the knee cap?
*September 21, 2008*

**language arts**

what does univesal mean? who was henry wadsworth longfellow
*September 8, 2008*

**AP Bio**

What are the problems, environmental effects of the problem, and solutions for biological magnification? I've been looking at so many websites and none seem to help!!
*August 28, 2008*

**AP Bio**

can someone explain and give me an example of a food web and how it differs from a food chain? i'm so confused.
*August 19, 2008*

**AP Bio**

Starting with an open pond of water or with a bare sand beach, discuss the natural succession from a pioneer community to a climax community.
*August 19, 2008*

**AP Bio**

Why can species be too successful at times when introduced into a new environment? Why might they be unsuccessful?
*August 12, 2008*

**economics**

What are futures and options? What is the difference between investing in the stock market and futures and options trading?
*June 29, 2008*

**Math**

Evaluate the following indefinite integrals. ∫4e^6x dx ∫radical8x^8 raised to the third power dx
*June 25, 2008*

**Math**

What is the second derivative of F'(x) = 5xe^5x + e^5x ?
*June 19, 2008*

**Math**

How do you do questions like this: -9y-12=93 I need to know the steps as well.
*May 4, 2008*

**Geometry**

what is the lateral area of a right cylinder if the radius of the base is 12 mm and the altitude of the cylinder is 5 times the base radius round your answer to the nearest whole number
*April 15, 2008*

**english**

why do mail trucks have one seat
*March 26, 2008*

**math**

340
*March 18, 2008*

**History**

Who were the First Nations people living by Lake Huron? What was started to protest the signing of the Rebellion Losses Bill in the Parliament Buildings in Montreal? What is a colony that is governed directly by a king or queen in another country?
*February 25, 2008*

**science**

what can anyone tell me about liquid and gas viscosity?
*February 19, 2008*

**GEOGRAPHY**

oh, its just like jobs that have everyhting to do with the auto industry
*February 14, 2008*

**GEOGRAPHY**

Name at least three spin-off jobs that are directly related to the auto industry.
*February 14, 2008*

**MR SUE ASWER THIS GEOGRAPHY QUESTION!**

In 1945, at the end of world was II Japan was in economic ruin. Today it rivals in the industrial strength of the united states. Arecent newspaper article compared the employment attitudes of north american and japaneese auto workers. The article suggested that the japanese ...
*February 14, 2008*

**geography**

in the 1960's there were nine major auto makers. In 1990 the number rose to nineteen auto makers. Why did more countries start producing aoutmobiles?
*February 14, 2008*

**algerbra 1**

what is 3x+12y=22
*February 13, 2008*

**ecology**

Write these from biggest to smallest. Ecosystem,community,organism,andpopulation
*February 6, 2008*

**Science/Math**

If both the plants have green pods, but some of the offspring came out with yellow, but most green, one must be GG and the other Gg. Ha! I answered my own question!
*February 1, 2008*

**Science/Math**

Okay, I totally don't get this. It says: In peas, the alele for green pods(G) is dominant over the alele for yellow pods(g). Below shows the phenotypes of offspring produced from a cross of two plants with green pods. Green pods - 27 offspring yellow pods - 9 offspring ...
*February 1, 2008*

**Science**

Please answer this as soon as possible - Why are mutations that occur in an organism's body cells not passed onto its offspring?
*February 1, 2008*

**English**

What is the setting in the book the bad begging by lemony snicket
*January 21, 2008*

**math**

simplifing fractions
*January 6, 2008*

**science**

how does the process work to extract hydroelectric power
*December 17, 2007*

**Math**

Lana is calibrating a scale. The scale calibrates at 50g. When she puts a nickel on the scale, it weighs 4.94g. A nickel weighs 5g. If a fifty cent piece weighs 11.17g, a quarter 5.71g, a dime 2.26g, a nickel at 4.94g, and a penny at 2.52g, how many of each can she have to ...
*December 5, 2007*

**economics**

externality is when someone spends or uses and the affects from that effect a third party without the third party's say or feelings taken into account. Internalizing is when you take something to heart (internal), make something personal or subjective.
*December 4, 2007*

**Albebra**

when you added 4 on your second step, your 'c' dissapeared... where'd it go?
*December 4, 2007*

**science**

It doesn't.. in fact it's almost the opposite. Turbidity is a measure of the degree to which water looses it’s transparency due to the presence of suspended particulates. The more total suspended solids in the water, the murkier it seems and the higher the ...
*December 4, 2007*

**geography**

does anyone know what the three parts of climate are? i know two are precipitation and temperature. what is the third part??
*December 4, 2007*

**Geography**

Wha government imposed barriers stop or hinder the export of automobiles? Vehicles equipped with a high horsepower motor use more fuel then most motors. What does the federal government impose on these vehicles?
*November 26, 2007*

**math**

In my hand, I have two United States Coins whose totatl value is 55 cents. However, one of the coins is not a nickel.
*October 27, 2007*

**math**

how to find what number can multiply into a number up to 69
*October 22, 2007*

**chemistry**

Say you made three different mass measurements of a sugar cube. You know the mass is 1.0g. how would you know whether or not the measurements were accurate? Precise?
*October 11, 2007*

**Chemistry**

I'm totally lost! Help please!: Determine the energy gained when converting 500.0 grams of steam at 100.0 degrees C to 120 degrees C.
*October 6, 2007*

**MATH**

Thanks for helping me understand the problem.
*October 3, 2007*

**MATH**

THE STUDENTS FROM JEFFERSON SCHOOL TURNED A VACANT LOT INTO A VEGETABLE GARDEN. TOMATOES WERE PLANTED IN 4/5 OF THE GARDEN SPACE. CHERRY TOMATOES TOOK UP 1/6 OF THAT SPACE. WHAT PART OF THE GARDEN WAS PLANTED IN CHERRY TOMATOES?
*October 3, 2007*

**chemistry**

the closeness of a measurement to its true value is a measure of its________. percent error?
*September 30, 2007*

**History**

What were the 5 problems that affected Canadian soliers after WW1?
*September 29, 2007*

**english**

I need assistance using the word "nomenclature" in a sentence.
*August 28, 2007*

**Algebra 2 *edit*(below)**

Hello I was wondering how this problem would be set up.If I can see how its set up im sure I can figure it out. thanks
*August 24, 2007*

**Algebra 2**

1.one of your cliets has 10000 to invest and would like to see it grow to 30000 over the next 20 years. what average yearly rate return does this client need to meet that goals 2.another client wants to see their money grow to 15000 in the next 3 years. the portfolio you ...
*August 24, 2007*

**Algebra**

If I am given a table of numbers, how do I determine what type of funcy=tion it is? You can plot it to see if you recognize some typical shape. There are different strategies possible to find the function... Do you need to find an exact expression for the data from the table?
*May 29, 2007*

**morning sheet**

what is DKI in the middle of a box What is DKI? What box?
*May 3, 2007*

**Chem**

I have a problem in which I'm solving for -w. My equation is this: -w= nRT ln V2/V1 However, I don't know the value of n, but I do know the values of P, V, and T. If I fill in (PV/RT) for n in the above equation, would I be using the energy R or the gas R? The R you ...
*March 6, 2007*

**Spanish**

EL LAPIZ
*February 5, 2007*