Thursday

September 18, 2014

September 18, 2014

Total # Posts: 577

**English**

Can someone use the word myriad in a sentence? I know it's kind of a dumb question but I'm really stuck
*May 26, 2008*

**history**

this is a question about anne frank who was martin kelper? can not find anything about him
*May 22, 2008*

**research writing**

This is helpful, thanks Christine
*May 4, 2008*

**research writing**

thank you
*May 4, 2008*

**research writing**

how do you know when sources are reliable?
*May 4, 2008*

**grade 5 math**

the grade 5 class decided to collect cans of food to donate to the food bank .After the 1st week ,they had collected 8 cans . The next week they collected 11 more . By the 3 rd week they had 31 cans Following this pattern how long will it take for them to reach there goal of ...
*May 4, 2008*

**college algebra**

I'm not sure, but my answer would be 15. you multiply 18x4=72, 9x3=27, 3x2=6 add them together, it makes 105 divided by 3x2+1=7, so 105 divided by 7=15. I hope it helps
*April 13, 2008*

**college algebra**

Could you help me with this long division problem of a polynomial? 18x4+9x3+3x2/3x2+1
*April 13, 2008*

**history**

Thanks
*April 13, 2008*

**history**

I think it's "B"
*April 13, 2008*

**history**

The great French historian Jules Michelet (1798-1874) sympathized with the French Middle Ages and with the Revolutionary epoch in France, yet he wrote his best work on the despotic French monarchy, which he despised. 5) The statement above, if true, would most clearly support ...
*April 13, 2008*

**history**

The great French historian Jules Michelet (1798-1874) sympathized with the French Middle Ages and with the Revolutionary epoch in France, yet he wrote his best work on the despotic French monarchy, which he despised. 5) The statement above, if true, would most clearly support ...
*April 13, 2008*

**Math**

How do you find surface area of a box?
*April 1, 2008*

**Algebra**

(x-3)/5 = (x-3)/x The x-3 is over the 5 and the other x-3 is over the x... I know to cross multiply so I would get 5(x-3)= x(x-3) But then would i just divide (x-3) by both sides? I would assume thats what to do, but the only reason I ask is because my book says the answer is 3,5
*March 25, 2008*

**Algebra**

oops it didnt write the question like i wanted it to, here I'll fix it 4x/x^2-9 - 5x/x^2+4x-+3
*March 18, 2008*

**Algebra**

I have one more question I need to ask about algebra, this one is a perform the indicated operation question. 4x 5x ----- - ---- x^2-9 x^2+4x-+3 I am really confused on the -+3 part, I don't know if my teacher made a typo or what, because without the - in that part it ...
*March 18, 2008*

**Algebra**

Ooo ok thanks so much, I got it :D
*March 18, 2008*

**Algebra**

Hi I am in need of help, please... The question says to perform the indicated operation. x^2+2x-3/x^2-9 Divided By x^2-1/x^3-27 I put divided by in the middle to show that it is dividing two rational expressions.
*March 18, 2008*

**History**

Did Lyndon Johnson think Eisenhower was a good president?
*March 7, 2008*

**Math**

The least common multiple of 96 and 108?
*February 19, 2008*

**Calculus I**

A tank in the shape of an inverted right circular cone has height $ 10$ meters and radius $ 8$ meters. It is filled with $ 6$ meters of hot chocolate. Find the work required to empty the tank by pumping the hot chocolate over the top of the tank. Note: the density of hot ...
*February 14, 2008*

**calculus**

A ball of radius 10 has a round hole of radius 5 drilled through its center. Find the volume of the resulting solid.
*February 12, 2008*

**calculus-differential equation**

Thanks so much. I've been struggling with that thing for days!
*February 5, 2008*

**calculus-differential equation**

Consider the differential equation: (du/dt)=-u^2(t^3-t) a) Find the general solution to the above differential equation. (Write the answer in a form such that its numerator is 1 and its integration constant is C). u=? b) Find the particular solution of the above differential ...
*February 5, 2008*

**math**

looking to reduce to lowest term 1) 3+x(4+x)/3+x i got 4+x 2)3a^2-13a-10/5+4a-a^2 i got could not reduce any help would be great
*December 10, 2007*

**math**

sorry next one is 3a^2-13-10/5+4a-a^2 i got cannot reduce
*December 9, 2007*

**math**

a couple more 1) 3+x(4+x)/3+x i got 4+x
*December 9, 2007*

**math**

thanks i got could't reduce on the second one the first one the denominator both numbers are to the second power does that matter
*December 9, 2007*

**math**

trying to reduce to simpilest form 1.t-a/t^2-a^2 i have 1/2(t+a) 2.3y^3+7y^2+4y/y^2+5y+4 i have cannot reduce thanks
*December 9, 2007*

**Algebra 1**

The formula for direct variation is y = kx, where k is the constant of variation. For slope, use y - y1 = m(x-x1)
*December 9, 2007*

**Math x-int's**

Wow... that's a long process. Thanks for the help!
*December 8, 2007*

**Math x-int's**

How do I algebraically find the x-intercepts for this equation y = x^3 - 3x^2 + 3. I know I need to plug in y = 0 to solve for x. x^3 - 3x^2 + 3 = 0 But where do I go from there? I don't think I can factor, and I don't think I can use the quadratic formula.
*December 8, 2007*

**civics**

Gave 2/3 majority of the 13 colonies.
*December 4, 2007*

**civics**

1) Did not give enough power to the federal government 2) No national currency
*December 4, 2007*

**geography**

elevation
*December 4, 2007*

**Math**

also apply the rules of divisibility
*December 4, 2007*

**Math**

I'm tutoring someone 1st year arts math and they have been given this difficult question that I cannot mind boggel. It goes as follows: There are 6 couples at a party. Each can shake another persons hand once, but they can never shake their spouses hand. At the end of the ...
*December 1, 2007*

**Math**

Im really unsure about this question i have not been taught this type of graphing before. It is a tough one.
*December 1, 2007*

**tech math**

if some one could solve this so i can see if i'am doing it right 8x+y+z=1 7x-2y+9z=-3 4x-6y+8z=-5 thanks
*November 25, 2007*

**Chemistry**

In alcohol fermentation, yeast converts glucose to ethanol and carbon dioxide C6H1206 -----> 2C2H5OH + 2CO2 If 5.97 g of clucose are reacted and 1.44 L of CO2 gas are collected at 293 K and .984 atm, what is the percent yield of the reaction?
*October 31, 2007*

**math**

What is the question?
*October 31, 2007*

**Reading**

It's been years since I read the book but wasn't Johnny cleared of charges in the book? Wasn't it ruled that he acted in self-defence?
*October 31, 2007*

**chemistry**

I need the equilibrium constant for the following reaction @ 25 deg. C 2CaCO3 (calcite) + Mg2+ <==> CaMg(CO3)2 (dolomite) + Ca2+
*October 6, 2007*

**geography**

larger land area- california or missouri?
*October 2, 2007*

**English**

what are the properties of protagonist
*September 27, 2007*

**equations**

80
*September 27, 2007*

**Maths**

16n+7
*September 27, 2007*

**physics- what did i do wrong**

If the bus is 100 meters ahead of the car and the bus is travling at 65 km/hr and the car at 78km/hr, how long will it take the car to catch the bus? I used the following formula, but was informed my answer was wrong. 100m + (t) 65km/hr = 0 + (t)78km/hr and solved for (t). t...
*August 29, 2007*

**physics**

i need help with this one! A 100KHz oscillator thats followed by a doubler and two triplers will produce an output of frequency.... a.) 180 kHz b.) 500 " c.) 800 " d.) 1.8 "
*August 29, 2007*

**Diagonalize**

construct a nondiagonal 2 x 2 matrix that is diagonalizable but not invertible. Just write down a diagonal matrix with one zero on the diagonal and then apply an orthogonal transformation. E.g. if you start with the matrix: A = [1 ,0 0,1] And take the orthogonal transformation...
*July 12, 2007*

**Math**

the lim [as x goes to infinity] (.25)^x =0?? Yes, the limit is zero. The more times you multiply a number by 0.25 (which is what is happening when x goes to infinity), the smaller is the result.
*July 11, 2007*

**Check Puctuation**

no
*July 6, 2007*

**Wallis's method of tangents**

consider the curve defined by the equation y=a(x^2)+bx+c. Take a point(h,k) on the curve. use Wallis's method of tangents to show that the slope of the line tangent to this curve at the point(h,k) will be m= 2ah+b. have to prove this for tow cases: a>0 and a<0. Thank...
*May 21, 2007*

**chem**

Cod+ H20 <==> HCod+ OH- 0.002M x M x M 0.002-x +x +x Kb=(HCod)(OH)/(Cod)=x^2/(0.002-x) 8.33x 10^-7=x^2/(0.002-x) x=4.08x 10^-5 (theres [HCod]) pOH= PKb + log (HB/B-) pOH= -log(8.33x 10^-7) + log(4.08x10^-5/0.002) = 4.38 POH + pH = 14 : 14- pOH = pH 14-4.38= 9.62
*April 28, 2007*

**Economics**

I thinks i got the problem right this time P=MR=$750 TC =2,500,000+500q+0.005Q^2 (squared) Mc =500+0.01Q Calculate profit maximizing level Calculate the company's optimal profit and optimal profit as a percentage of sales revenue Can anyone help here I am lost
*April 6, 2007*

**Economics**

P=MR+$750 TC =2,500,000+500q+0.005Q^2 (squared) Mc =500+0.01Q Calculate profit maximizing level Calculate the company's optimal profit and optimal profit as a percentage of sales revenue Can anyone help here I am lost
*April 6, 2007*

**Economics**

Profit Maximation question help P=MR+$750 TC =2500000+500q+0.00Q squared Mc =500+0.01Q Calculate profit maximizing level Calculate the company's optimal profit and optimal profit as a percentage of sales revenue Can anyone help here I am lost
*April 6, 2007*

**Science**

Please help, I am so bored by my science lesson that I can barely focus. I read the lesson, and 5 seconds later I don't even remember what I just read. Any ideas on somehow making the Atmosphere and Solar Effects more interesting? I like history a thousand times better. ...
*April 2, 2007*

**Algebra**

Find Ó x for the following set of numbers 2, 3, 5, 6, 8, 9, 11. If I knew what that funny looking symbol repersents I may be able to do the problem. Can someone explain please. Ok I think I have the answer now. All that symbol means is the mean. The answer would be 6.
*March 26, 2007*

**Algebra**

I am getting ready to start an Algebra class for the first time and I was wondering what challenges people have with learning and using algebra concepts. Also what are the best ways to over come math anxiety? The best way? Learn the language of algebra.
*March 20, 2007*

**Just a question**

Is there such thing as a personologists? Yes, there are people who profess to be able to deduce people's personality from their facial behavior and body language. They seem to have coined the word and created a profession with that name, even though it is not in most ...
*March 16, 2007*

**criminology**

Can someone explain to me how diversion programs are related to social process theories.
*February 10, 2007*

**math**

Will someone please show me how to do this problem. I have to write this ratios in simplest form. The ratio of 5 3/5 to 2 1/10. Change each of your mixed fractions to an improper fraction, then divide the first by the second. Remember to divide fraction #1 by fraction #2, you ...
*February 4, 2007*

**math**

I am having a difficult time calculating rates and unit prices. Can someone describe a simple process for using rates and unit prices that will help me understand these concepts? I searched Google under the key words "rates 'unit prices'" to get these ...
*February 2, 2007*

**criminology**

Can someone help me think of physical, environmental, and social factors that might affect criminal behavior. Any websites would be greatly appreciated. http://www.google.com/search?q=factors+criminal+behavior&rls=com.microsoft:en-us:IE-SearchBox&ie=UTF-8&oe=UTF-8&sourceid=ie7...
*January 30, 2007*

**criminology**

Can someone explain rational choice theory to me. How is criminal behavior explained according to the rational choice theory? It is explained here well: http://en.wikipedia.org/wiki/Rational_choice_theory Look at the (unrealistic) assumptions about the world in that document. ...
*January 23, 2007*

**Science**

In an ionic compound, what is the net ionic charge? and what compound does an -ide ending generally indicate? what grade ur in 11th COOL!!! LIVE IN NYC??? IM IN 11TH TOO myspace?
*January 9, 2007*

**Science/Chemistry**

Is this true Dispersion forces generally increase in strength as the number of electrons in a molecule increases. The number of electrons can only increase if more atoms are added to the molecule. The molecule has to stay electrically neutral. Dispersion forces are of greater ...
*January 9, 2007*

**Science**

What is a polyatomic ion? A polyatomic ion is an ion composed of more than one kind of atom. For example, the hydrogen carbonate ion, HCO3^- (also called bicarbonate), ammonium ion (NH4^+), oxalate ion (C2O4^-2), phosphate ion (PO4^-3), sulfate ion (SO4^-2), sulfite (SO3^-2), ...
*January 7, 2007*

**science/chemistry**

HELP,HELP,HELP,HELP How can you tell that cobalt(II) iodide is binary ionic compound formed by a transition metal with more than ionic charge? Thanx in Advance form jeff Cobalt(II) chloride tells you it is binary (composed of two different atoms), cobalt and iodine; compare ...
*January 5, 2007*

**science**

When water mixes with carbon dioxide in the air, what is formed? H2O + CO2 --> H2CO3 carbonic acid I dont think this is correct because there is no aid in co2. It just ends up to be CO2 in liquid form. Basically water with air is carbonated water. that is definitely correct...
*December 7, 2006*

**English**

In the banquet scence (Act III Scene iv), what complaint does Macbeth make about murdered men? I read it 10x through and found various complaints, but can't pinpoint which one. If he ignored his father's words,he would repent for it
*November 23, 2006*

**US History**

Here is a prompt: Both Thomas Jefferson and Andrew Jackson were promoted as champions of the "common man". By looking at the long careers of both men it is quite obvious that only Thomas Jefferson truly lived up to this title. To what extent is this true? I am ...
*November 14, 2006*

**history**

at one point in time native americans were called Marginal Americans does anyone know why? Please help Thank you for using the Jiskha Homework Help Forum. The term "Marginal Americans" refers to those considered outsiders: ethnic minorities, the poor, the disabled, ...
*September 29, 2006*

**Microeconomics**

Four roommates are planning to spend the weekend in their dorm room watching old movies, and they are debating how many to watch. Here is their willingness to pay for each film: Orson Alfred Woody Ingmar Frist film 7 5 3 2 Second film 6 4 2 1 Third film 5 3 1 0 Fourth film 4 2...
*September 29, 2006*

**social studies**

Just a fun question for you to answer. Consider the choices of native Americans who decide to stay on their tribe's native land and those who consider to relocate to a city. If you were presented with this decision, which would you chose and why? I would chose to leave the...
*September 28, 2006*

**sociology**

OK, I'm bookmarking this site, hope to see you all here. This is like a ETH 125 hideout! Way cool!!!
*July 20, 2006*

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