Monday

August 31, 2015
Total # Posts: 522

**Social Studies**

What your opinion on this statement? If one country can develop nuclear weapons all should be able to. I'd turn it around and say If one country can do without then all should be able to....Yes, even us.
*May 7, 2007*

**Social Studies**

What your opinion on this statement? Eliminating communist ideas in a democratic country is a contradiction. Yes it is a contradiction. See: http://en.wikipedia.org/wiki/McCarthyism
*May 7, 2007*

**Social Studies**

What your opinion on this statement? The only way for the Cold War to end is through eliminating one government policy. I'd say the opposite might be true. The only way for a cold war to end is by having one world government. By the way, the cold war ended in the early ...
*May 7, 2007*

**physics**

A uniform electric field of magnitude 250 V/m is directed in the positive x direction. A +12.0-ìC charge moves from the origin to the point (x, y) = (20.0 cm, 50.0 cm). (a) What is the change in the potential energy of the charge–field system? (b) Through what ...
*April 30, 2007*

**Calc.**

sketch the curve using the parametric equation to plot the points. use an arrow to indicate the direction the curve is traced as t increases. Find the lenghth of the curve for o<t<1. Find an equation for the line tangent to the curve at the point where t=-t. the equation...
*April 14, 2007*

**Calculus**

For the parametric curve defined x=2t^3-12t^2-30t+9 and y=t^2-4t+6 ..find dy/dx and then where is the tangent to the curve vertical (give the cartesian coordiantes of the points. and find the tang. to the curve horizontal dx/dt= 6t^2-24t-30 dy/dt= 2t-4 dy/dx= (t-2)/(3t^2-12t-...
*April 14, 2007*

**physics..please help?**

At rest, a car’s horn sound at the note A(440Hz) The horn is sounded while the car is moving down the street. A bicyclist moving the same direction with one third the car’s speed hears a frequency of 415 Hz. What is the speed of the car? Is the cyclist adead of or ...
*April 10, 2007*

**physics**

A stereo speaker emits sound waves with a power output of 100W. (a) find the intensity 10.0m from the source. B) find the intensity level in decibels, at this distance. C) at what distance would you experience the sound at the threshold of pain,120dB?
*April 10, 2007*

**Valentin Frech**

need to know what a card with the picture of a boy hiding behind a heart might be. I got: Carte de _ _ _ H _ I _ _ I dont know what it is :( 1.) Dis a tes _ _ _ _ combien tu les amies. 2.) Ce qu'on ressent pour ses amis. 5.) On en envoie une a celui qu'on aime. Thank ...
*February 18, 2007*

**Valentines French**

I solved most of my questions but these stumped me: 1.) Dis a tes _ _ _ _ combien tu les amies. 2.) Ce qu'on ressent pour ses amis. 3.) Qui sera l'elu(e) de ton _o_ _ r. (is it coeur?) 4.) La St-Valentin est la fete de l' _ _ _ _r. 5.) On en envoie une a celui qu&#...
*February 18, 2007*

**French**

I need help with the following translations from english to french: Ring- the trick is that its a crossword so the word has to fit. here are the blanks; _ A _ _ E B A G U E thank-you Can you answer another question: I need to know what a card with the picture of a boy hiding ...
*February 18, 2007*

**Comman Sense**

What are symbols of love. (Im doing a crossword puzzle) _E_ _ _ S Can you fill the blanks? H E A R T S
*February 18, 2007*

**Comman Sense**

What does cupid shooy from his bow to make people fall in love? He shoots an arrow.
*February 18, 2007*

**"EASY" Algebra**

Im not sure how to do this. (5q^3)(-12q^-4n^4) So far what i did was multiply 5 by -12 to get -60. Then q^3 by q^-4 to get q^-1. I dont know what to do after this. Maybe you could tell me what I should do and then I can solve it. I was taught exponent rules but I'm not ...
*February 5, 2007*

**Health**

Why do people say that we should have a big breakfast and a small dinner? Thank you for using the Jiskha Homework Help Forum. Think about your car and filling it up with gasoline, etc. before you take a long trip. You need energy to run on as you begin your day. During the day...
*February 4, 2007*

**Math**

HOW WOULD I SOLVE SOMETHING LIKE THIS, IT IS AN EXAMPLE I MADE UP. ITS SIMILAR TO THE ONE I HAVE. I DONT GET IT. THERE ARE TWO UNKNOW VARILABLES AND SOME NUMBERS. HOW DO I POSSIBLE SOLVE THIS. MAYBE I DONT HAVE TO SOLVE ANYTHING THAT IS WHAT I WAS THINKING. QUESTION: 2x^2-10x/...
*February 1, 2007*

**math,algebra**

or I would think: -5/4 you think so??? I have complety forgotton how to turn a decimal into a fraction. i have to turn : -1.25 into a fraction -1 1/4 maybe??? thats what i thought at first but i like to confirm it yes i think thats it..awsome thanks no problem
*January 28, 2007*

**Economics**

50. In both monopolistic competition and non-price-discriminating monopoly, isn't the marginal revenue curve lies below the demand curve? 51. A monopolistically competitive firm is producing an output level where marginal revenue is greater than marginal cost. This firm ...
*December 5, 2006*

**Economics**

Among monopoly, oligopoly, Monopolistic competition, and perfect competition, how would you classify the markets for each of the following drinks? a. tap water b. bottled water c. cola d. beer I think it would be... a. Monopoly b. Oliopoly c. monopolistic competition d. ...
*December 5, 2006*

**Math**

line BC is one side of a regular n-gon. The sides next to line BC are extended to meet at W. Find the measure of angle W in terms of n That's a triangle. Use the facts about the relationships between the angles. If the ngon is regular, then all sides are equal, and all ...
*November 16, 2006*

**Algebra1!Plz help I have test 2morrow!!!**

so would the new eqaution be... 2x+8=10 then.. 2x=2 x=1? We know that y = x + 8. So if x + y = 10, then x + x + 8 = 10. but what about the y?ANd what do I do afetr that? If you know what x equals, then you can calculate what y equals. Once you've solved for x and y, you ...
*November 4, 2006*

**calc**

given S=piX(X+2Y) and V=piX^2Y show that dS/dX=pi(X-Y) when V is constant, and dV/dX=-piX(X-Y)when S is constant. Please HELP!! I have tried several times, and I dont get the result you asked for. If we're given S=piX(X+2Y), then dS/dx= piX(1+2Y')+pi(X+2Y)= pi(X+2XY&#...
*October 5, 2006*