Monday

March 30, 2015

March 30, 2015

Number of results: 75,408

**Computer**

You have an empty 64 bit PCI slot in your computer. What can you install in it? A. A single 64 bit adapter card B. A single 32 or 64 bit adapter card C. A single 64 bit adapter card or two 32 bit adapter cards D. A single 64 bit adapter and an 8 bit adapter
*January 18, 2013 by Nikki*

**Discrete Math**

What is the probability that a fair coin lands Heads 4 times out of 5 flips? Out of bit strings of length ten, what is the probability that the bit string begins and ends with 0? What if the bit string has more 0s than 1s? and, what if the bit string has the sum of its digits ...
*October 30, 2011 by Tommy*

**Calculus / a bit of physics**

explain why a scalar equation of the line exists in 2-D space, but not in 3-D space.
*May 17, 2012 by j*

**Math**

A 1/2 inch drill bit is too large for a job, while a 3/8 inch bit is too small. What size bit should be tried next? 7/16 *** 5/16 **** 3/16 9/16 is this correct
*February 13, 2008 by Mike*

**Producing**

well ya i have a question I left my notes @ school I need to know what quality is most pleasing to the ear when recording audio. I'm using a half decent studio here were I have to following options 2 channel, 16 bit, 44100 Hz (CD Quality) 2 Channel, 16 bit, 48000 Hz (DVD ...
*December 29, 2008 by Producing*

**intro to computers**

which of the statements below is false? a.you can install a 64-bit operating system on a 64- bit machine. b. you can install a 64-bit operating system on a 32-bit machine. c.you can install a 32-bit operating system on a 64-bit machine. d.you can install a 32-bit operating ...
*October 30, 2013 by mary*

**Physics**

A dentist causes the bit of a high-speed drill to accelerate from an angular speed of 1.20x10^4 rad/s to an angular speed of 3.14x10^4 rad/s. In the process, the bit turns through 1.92x10^4 rad. Assuming a constant angular acceleration, how long would it take the bit to reach ...
*October 23, 2012 by Sam*

**Intro to Computers**

You are setting up a desktop computer for an AutoCad specialist who needs a minimum of 125 GB of RAM. Which operating system below would be best-suited for his needs? A. Windows 8 Home 64-Bit Edition B. Windows XP 32-Bit Professional Edition C. Windows Millennium 64-Bit ...
*January 13, 2014 by Nicole*

**Physics**

A dentist causes the bit of a high-speed drill to accelerate from an angular speed of 1.20 104 rad/s to an angular speed of 3.14 104 rad/s. In the process, the bit turns through 1.92 104 rad. Assuming a constant angular acceleration, how long would it take the bit to reach its...
*October 22, 2012 by Sam*

**physics**

A dentist causes the bit of a high-speed drill to accelerate from an angular speed of 1.50 x 104 rad/s to an angular speed of 3.76 x 104 rad/s. In the process, the bit turns through 3.13 x 104 rad. Assuming a constant angular acceleration, how long would it take the bit to ...
*April 9, 2014 by Anonymous*

**Physics(Please help)**

A dentist causes the bit of a high-speed drill to accelerate from an angular speed of 1.44 x 104 rad/s to an angular speed of 5.05 x 104 rad/s. In the process, the bit turns through 1.77 x 104 rad. Assuming a constant angular acceleration, how long would it take the bit to ...
*June 7, 2012 by Hannah*

**math**

How many bit strings of length eight either start with a 0 bit or end with the two bits 00?
*September 7, 2007 by sweety*

**Math**

If a 3/8" drill bit is rotating clockwise at 1300 RPM and the bit shatters, at what speed will the projectile be traveling outward?
*August 1, 2012 by Troy*

**art - writeacher**

sorry i didn`t read that bit i just read the top bit . thankyou its given me some ideas thanks so much!
*December 29, 2008 by kieron*

**pre calculus**

Having a bit of a problem with this for the given functions f, g and h. find f*g*h and state the exact domain of f*g*h Please show all your work f(x) = inx g(x) = x -169 h(x) = 9x^2
*December 21, 2011 by Amy*

**Computer science**

3.We often come across the terminology like 6b-bit processor, 64-bit operating system and 64-bit system bus. Do you understand those terminologies? What exactly those numbers represent? Please find out the exact meaning of three terminologies above (give example for each of ...
*February 3, 2013 by Md Farhad Hossain*

**Calculus help!**

On what intervals of t is the curve described by the given parametric equation concave up? Concave down? x=t^2; y=t^(3) + 3t I am a bit confused on how to solve this...any help/explanations are welcome!! (& greatly appreciated!)
*April 16, 2013 by Liz*

**intro to comp**

You need to install an operating system on a computer that will be sharing files for the company employees. You estimate there will be as many as 15 users accessing these files at one time. Which operating system below is ideally suited for this machine? A. Windows 8 Home 64-...
*March 17, 2014 by sj*

**Sra**

Are you going to be on for a lil bit more? Around 1-2 hours now from this post? I really need help with some french, but I have to do some other homework first. I'll check on your reply in a bit. Merci beacoupe.
*March 30, 2009 by Chopsticks*

**computer science**

a) What is the largest positive number that can be represented in 12 bits using one’s complement? Represent the number in bits and decimal as well. Assume the first bit is the sign bit. (2 marks)
*March 23, 2014 by lex*

**calculus**

Let f be defined as follows: h(x)= -x-3 for x greater than or equal to 1 ax+b for -2<x<1 x(squared) for x less than or equal to -2 Find the values of "a" and "b" that make h(x) continous. I'm a bit stumped on how to go about solving this one. Help would be greatly ...
*September 24, 2011 by Anonymous*

**Calculus**

I am bit of confused from this question. I have shown the work below and to subtract, am I supposed to be X2 - X1, Y2-Y1, Z2-Z1? or X1-X2, Y1-Y2, Z1-Z2? ------------------------------------ A triangle has sides formed by the vectors PA=(2,7,3) and PB=(6,2,2). The point P=(1,3,...
*March 27, 2012 by Jake*

**Calculus**

I am bit of confused from this question. I have shown the work below and to subtract, am I supposed to be X2 - X1, Y2-Y1, Z2-Z1? or X1-X2, Y1-Y2, Z1-Z2? ------------------------------------ A triangle has sides formed by the vectors PA=(2,7,3) and PB=(6,2,2). The point P=(1,3,...
*March 27, 2012 by Jake*

**Calculus**

I'm a bit confused about the average equations with integration. I need to solve this problem, and I think I'm supposed to use substitution, but I can't get it to work. The problem looks like this: z(t)=4tsin(t^2), [0,π^1/2] Any input?
*February 27, 2011 by Rachel*

**computing**

if you can answer these question and give the calculation that would be a great help thank you 1. Calculate the amount of storage required for a black and white bit-mapped graphic which has a resolution of 2000 x 1400 dpi. 2. calculate the amount of storage required for a 600 ...
*September 6, 2010 by LiiNa*

**Math**

Mr. Munoz has a 1/16 inch drill bit and a 3/32 inch drill bit. Which will make a bigger hole?
*June 27, 2012 by Angel*

**Physics (algebra bit)**

rearanging V^2 = Vo^2 + 2 a (X - Xo) for V gives me V = (Vo^2 + 2 a (X - Xo))^(2^-1) or this V = (Vo + 2 a (X - Xo))^(2^-1) How come Vo^2 dosen't become Vo
*August 18, 2009 by Physics (algebra bit)*

**Pre calculus**

bit strings of a fixed length are needed to form a code. what is the minimum length of the string is one string is needed to represent each letter of the alphabet and each decimal digit?
*April 14, 2011 by Lisa*

**physics**

Strictly speaking, you weigh a tiny bit less when you are in the lobby of a massive skyscraper than you do at home. Why is this so?
*August 2, 2010 by Thy*

**physics**

thanks for the help earlier just got a question I'm taking AP Physics B this year does that mean next year I would Take AP Physics C??? I don't know if the material in C convers the same material plus the additional calculus material or what??? Could I take AP Calculus while ...
*August 9, 2009 by physics*

**law of conservation of momentum.. physics**

The boat would sink a little bit in the water and move in the direction that the melon was thrown to you.
*January 14, 2010 by luis*

**law of conservation of momentum.. physics**

The boat would sink a little bit in the water and move in the direction that the melon was thrown to you.
*January 14, 2010 by luis*

**Physics**

calculate the change in GPE when a 5kg shotput is dropped 6m to the ground. Wouldn't it just be zero? I'm a little bit confused as to how to get the answer...
*September 28, 2008 by Hannah*

**Probability**

A binary communication system is used to send one of two messages: (i) message A is sent with probability 2/3, and consists of an infinite sequence of zeroes, (ii) message B is sent with probability 1/3, and consists of an infinite sequence of ones. The ith received bit is “...
*March 6, 2015 by John*

**please**

someone please help with the physics question i asked a little bit ago, i'm desperate
*February 18, 2008 by Sarah*

**Telecommunications**

We send a frame of 256 bits. If the probability that a bit changes in transmission is 0.001 and each bit is independent. a. What is the probability that exactly 6 bits change? b. What is the probability that exactly 0 bits change ?
*October 18, 2013 by liam*

**Physics**

Much of the time and expense in drilling an oil well goes into changing the drill bit as it wears out. the drilling pipe must be pulled up and disassembled one section at a time in order to pull the drill bit out of the hole and replace it. A pipe 0.65 miles long weighs 2,400 ...
*April 18, 2011 by micky*

**Discrete Math**

There are 150 students taking Discrete Mathematics II, Calculus II, and Physics I courses. Of these 51 are taking Discrete Mathematics II, 111 are taking Calculus II, and 63 are taking Physics I. There are 41 taking Discrete Mathematics II and Calculus II, 32 students taking ...
*April 6, 2014 by Anonymous*

**stats**

In the transmission of digital information, the probability that a bit has high, moderate, and low distortion is 0.01, 0.04, and 0.95, respectively. Suppose that three bits are transmitted and that the amount of distortion of each bit is assumed to be independent. Let X and Y ...
*October 31, 2014 by sam*

**English**

Can you swim? 1. Yes, I can swim very well. 2. Yes, I can swim a little. 3. Yes, I can swim a bit. 4. Yes, I can swim just a little bit. 5. Yes, I can swim just a little. 6. No, I cannot swim well. 7. No, I can't swim. 8. No, I can't swim at all. 9. No, I can hardly swim. 10, ...
*May 20, 2012 by rfvv*

**Physics**

I'm having a bit of trouble with this problem. A ball is thrown upwards and stays in the air for 3.65 seconds. What is the initial velocity? (I use an acceleration of -10 m/s/s) I got an answer of 18.25 m/s/s but I'm not sure that it's correct. I would love some help!
*October 9, 2014 by Ashley*

**Physics**

I'm having a bit of trouble with this problem. A ball is thrown upwards and stays in the air for 3.65 seconds. What is the initial velocity? (I use an acceleration of -10 m/s/s) I got an answer of 18.25 m/s/s but I'm not sure that it's correct. I would love some help!
*October 10, 2014 by Ashley*

**physics**

ok i saw the responses thanks still a little bit confused ok what variable is different or varaies in the sitations were you to walk say down a hill and feel that it is easier and when walking up a hill which is harder
*August 12, 2009 by physics*

**Physics help!**

The thermal energy of the particles in a gas is related to the temperature of the gas. A. True B. False This question is a bit tricky, but I think it is true?
*April 3, 2009 by sophie*

**physics**

Determine the acceleration and normal force of system below. Assume no friction, the mass equal to 10.0 kg and the angle equal to 60.0 degrees. Assume gravity equals 9.8 m/s/s. The picture looks like a right triangle with a box sliding down it. I am a 9th grader in conceptual ...
*December 1, 2010 by Anonymous*

**dr wls - physics freak design problem**

wls, If you get a chance could you look at the "a bit challenging" problem down a little from here. I am not sure my idea is the best.
*February 10, 2008 by Damon*

**principles of physics**

7. Very ideally, and very strictly speaking, the falling leaves in autumn make the world spin a bit ____________________. A) All of these. B) faster. C) slower. D) off center and erratic. E) smoother
*February 28, 2012 by jim*

**principles of physics**

Very ideally, and very strictly speaking, the falling leaves in autumn make the world spin a bit ____________________. A) All of these.B) faster.C) slower.D) off center and erratic.E) smoother.
*March 2, 2012 by CHRIS*

**English**

1. He took a flight to his hometown. (What does 'flight' mean here? Does 'flight' mean 'airplane'?) 2. Your childish games don't amuse me one bit. (What other expressions can we use instead of 'one bit'?) 3. Jane can dance with skill. 4. Jane can dance skillfully. (Are both ...
*April 16, 2011 by rfvv*

**physics**

I am having a bit of trouble with this one. A safety harness is connected to a cable with a report breaking stress of 800MNm-2. What mass could be hung from a harness if the diameter of the cable was 6mm?
*October 19, 2013 by samuel*

**Basic Calculus-Relative Extrema**

Hello, please help me :) A question asked that I find all relative extrema of a function f(x)= x + 1/x. I'm a bit confused with my solution, but I'll show my work first..: I found f'(x) to get the critical numbers: f'(x)=1-x^-2 f'(x)=(x^2 -1)/x^2 f'(x)=(x+1)(x-1)/x^2 therefore...
*March 15, 2012 by mary*

**Pre-Calculus/Calculus**

I am too embarassed to ask this Calculus (really pre-calculus) question in tutoring, because I know I should know. Is the inverse of f(x)=3x-1 actually f(x)=1/3x+1? How do I find it? What if it asks the same equation replaced with f to the -1 power (x)? I think I know how the ...
*July 1, 2008 by Molly*

**Physics**

I am having a bit of trouble with this one. A safety harness is connected to a cable with a report breaking stress of 800MNm-2. What mass could be hung from a harness if the diameter of the cable was 6mm? Any help would be great with the formula
*October 1, 2013 by Violet*

**Mathematics**

Images on a computer can be stored many ways to account for quality and space issues. One of the factors we can adjust is colour depth. Colour depth determines the number of bits we use for each pixel of an image. The pixels are the small dots that make up an image. The higher...
*October 11, 2011 by Tanveer*

**physics**

Estimate the buoyant force that air exerts on you. (To do this, you can estimate your volume by knowing your weight and by assuming that your weight density is a bit less than that of water.) Assume that your weight is a about 1000 N, for example.
*March 28, 2012 by Kristie*

**physics**

Estimate the buoyant force that air exerts on you. (To do this, you can estimate your volume by knowing your weight and by assuming that your weight density is a bit less than that of water.) Assume that your weight is a about 1000 N, for example.
*March 29, 2012 by Jim*

**physics**

Estimate the buoyant force that air exerts on you. (To do this, you can estimate your volume by knowing your weight and by assuming that your weight density is a bit less than that of water.) Assume that your weight is a about 1000 N, for example.
*March 31, 2012 by C*

**physics**

Estimate the buoyant force that air exerts on you. (To do this, you can estimate your volume by knowing your weight and by assuming that your weight density is a bit less than that of water.) Assume that your weight is a about 1000 N, for example.
*April 1, 2012 by christy*

**Physics**

Suppose that you are standing on a cardboard carton that just barely supports you.What would happen to it if you jumped up into the air? It would spring upward a bit. It would move sideways. It would be unaffected. It would collapse.
*April 16, 2011 by Emma*

**hardware**

Hi i'm just stuck on this question. can please someone help me. Three cortrect ones are: A) A 9-bit word represents twice as many code words as an 8-bit word. B) mp4, mpg and bmp are all examples of video file extensions. C) A data rate of 4 gigabits per second means that 4 × ...
*March 1, 2011 by Sue*

**English**

Can you please put this into iambic penatmeter: It is the end of time as we know it The end of four years is coming very near It is time to look at my yearbook a bit, It's the yearbook of my past times, so dear Iambic pentameter sounds something like this: da-DA da-DA da-DA da...
*March 27, 2007 by Jackie*

**Calculus**

What is the use of Calculus? How is it use in jobs? What jobs use Calculus? Calculus is used in engineering, economics, any physical science, and in business (e.g., actuary studies and statistics).
*May 5, 2007 by Anonymous*

**Physics**

Hey all. I have to find Thevenin’s UTHEV and RTHEV, which can replace the circuit found here: img24.imageshack.us/img24/1723/thevenin.jpg I can do it for small circuits, but this one confuses me a bit. Hope you can get me goig. Thank you very much.
*March 14, 2009 by Muusen*

**pre-calculus**

List the possible rational roots of each equation. Then determine the rational roots. 6x^4+35x^3-x^2-7x-1 The answer in the back of the book is: -1/3 and 1/2 I know that I'm supposed to use Descartes rule of signs. I found that there was 1 positive zero and 3 or 1 negative ...
*October 25, 2009 by Carl*

**Physics**

Don't know how to calculate this, or the formula? A mono digital sound sample has a bit depth of 8 bits and a sampling rate of 9000 Hz. How much memory in bytes would it take to store 45 minutes of sound at this quality? Calculate your answer in bytes.
*January 26, 2011 by Student in Need*

**Business Communication**

Which way of asking for action carries the highest level of politeness? A. A polite order B. An indirect request C. A question D. An order I'm a bit confused as to what this question is asking for. However, I believe the answer may be B since asking for an indirect request is ...
*August 13, 2010 by Rain Misoa*

**physics**

is this the strutual formula for hydrogen cyanide H:C:::N and is this correct for cyanogen :N:::C:C:::N any advice woulds be appreciated This is more chemistry than physics. It is important to put the subject line carefully in order for the right people to look at the problem...
*February 18, 2007 by bex*

**quantum physics**

8d. Now suppose we start with the qubit |ø(0)⟩=|0⟩ and we apply a magnetic field in the x^ direction at t=0. This corresponds to the Hamiltonian H=BX, where B is a constant and X is the usual bit flip gate. What are the coordinates (è,ϕ) of this qubit on the...
*October 17, 2013 by Anonymous*

**quantum physics**

Now suppose we start with the qubit |ø(0)⟩=|0⟩ and we apply a magnetic field in the x^ direction at t=0. This corresponds to the Hamiltonian H=BX, where B is a constant and X is the usual bit flip gate. What are the coordinates (è,ϕ) of this qubit on the ...
*October 17, 2013 by Anonymous*

**quantum physics**

8d. Now suppose we start with the qubit |ø(0)⟩=|0⟩ and we apply a magnetic field in the x^ direction at t=0. This corresponds to the Hamiltonian H=BX, where B is a constant and X is the usual bit flip gate. What are the coordinates (è,ϕ) of this qubit on the...
*October 17, 2013 by quant*

**Probability**

A binary communication system is used to send one of two messages: (i) message A is sent with probability 2/3, and consists of an infinite sequence of zeroes, (ii) message B is sent with probability 1/3, and consists of an infinite sequence of ones. The ith received bit is “...
*March 7, 2015 by qwerty*

**Physics**

Cn u plz gv explaination 2 d solutions bit by bit in brief? Cz i really dnt understand hw 2 apply d formula 2 solve it when i revise nw.Thnkz. [g=10 m/s^2 ]a particle P of mass m kg on a rough horizontal table. The coefficient of friction between P & the table is 1 /4. The ...
*September 29, 2008 by Ling*

**Maths**

*I'm a bit confused with this qn* Expand and Simplify 3(3x-y)^2
*October 4, 2011 by Gilda*

**Math**

What is a3-1=? The 3 post to be on top of the a a little bit
*December 1, 2011 by Tiffany*

**Statistics**

It is known that the amount of time needed to change the oil in a car is normally distributed. A random sample of 100 oil changes yielded a sample mean of 22 minutes and a standard deviation of 5 minutes. Then compared to the interval estimate for the previous question. This ...
*February 26, 2007 by Jason L*

**Latin**

I have to translate the following sentence into English: Familia nostra amicītiam servōrum nostrōrum cūrā et grātiā semper augēbit et servābit. So far, this is what I've got: Our family will always increase and save the friendship ...
*November 5, 2007 by Melissa*

**Physics**

The melting point of a solid is 90.0 degrees C. What is the heat required to change 2.5 of this solid at 40.0 degrees C to a liquid? The specific heat of the solid is 390 J/kg (K) and its heat of fusion is 4000 J/kg. A. 4.9 10^4 J B. 1.0 10^4 J C. 5.9 10^4 J D. 5.0 10^4 J I am...
*April 3, 2009 by sophie*

**Computer Science**

A memory in 64bit architecture has size 1,024Mbytes (note that 1,024 = 2^10). 1)How many 64-bit words is its capacity? How much is this capacity in bits? How much is the same capacity in bytes? 2)How many cells does this memory have? If we want to be able to reference every ...
*April 10, 2013 by Leslie*

**physics**

A mass attached to a spring executes simple harmonic motion in a horizontal plane with an amplitude of 1.07 m. At a point 0.4815 m away from the equilibrium, the mass has speed 3.87 m/s. What is the period of oscillation of the mass? Consider equations for x(t) and v(t) and ...
*April 19, 2010 by eric*

**maths**

Solve 5x + 3y = 4 3x + 4y = 9 Just a bit confused Please help
*January 10, 2014 by Unknown*

**Physics (Geometry bit)**

ok i got my diagram posted question earlier it wouldn't let me post anymore I'm really sorry guys just trying to get my diagram to work =[ ++++++++++++++++++++++++++++++ ++++++++++++++++++,++++++++++/|\ +++++++++++++++++++++++++++++| +++++++++++++++++++++++++++++|Normal Force+...
*August 10, 2009 by Physics (Geometry bit)*

**Physics (algebra bit)**

I do not see how to do this problem One car has twice the mass of a second car, but only half a smuch kinetic energy. when both cars increase their speads by 7.0 m/s, they then have the sam kinetic energy. What were the original speeds of the cars?
*January 11, 2010 by Kate*

**Calculus URGENT test tonight**

Integral of: __1__ (sqrt(x)+1)^2 dx The answer is: 2ln abs(1+sqrt(x)) + 2(1+sqrt(X))^-1 +c I have no clue why that is! Please help. I used substitution and made u= sqrt(x)+1 but i don't know what happened along the way! Your first step was a good one. next, let u = sqrt x + 1 ...
*April 20, 2007 by Gabriela*

**Physics**

2 blocks of masses m1 and m2 are joined by a light spring on a horizontal table. Obtain the relation of their accelerations a1 and a2 after they separate a bit and get released. I tried to use the equations V(x)= .5k*x^2 (potential energy) and V = -∫Fdx I set -∫Fdx...
*November 11, 2012 by Krystina*

**physics**

Hi! I need a bit of help with 10 Physics problems. I have about 70, but these are the ones I either didn't get or needed help with. Thank you so much!! What is the decimal equivalent of 3.14 × 10 7? What is the decimal equivalent of 2.8 e-4? (In the JavaScript web language, ...
*August 24, 2009 by Yulia*

**physics**

A car travelling at 60 km/h hits a bridge abutment. A passenger in the car moves forward a distance of 67 cm (with respect to the road) while being brought to rest by an inflated air bag. What force (assumed constant) acts on the passenger¡¦s upper torso, which has a mass of ...
*September 27, 2014 by gregory*

**UOP**

how do I punctuate this sentence? The goose bit the mailman on the leg.
*October 22, 2007 by jerry*

**algebra**

Please explain a little bit further 4(5^(2n+1))-10(5^(2n-1))/ ( 2(5^n)) = 2(5^(2n-1) ) ( 2(5^2 - 5(1) )/2(5^n)) = 5^(n-1) (50 - 5) = 225 (5^(n-1) )
*February 6, 2013 by rroyd*

**Algebra**

In an interview of 50 math majors, 12 liked calculus and geometry 18 liked calculus but not algebra 4 liked calculus, algebra and geometry 25 liked calculus 15 liked geometry 10 liked algebra but neither calculus nor geometry 2 liked geometry and algebra but not calculus. Of ...
*January 11, 2010 by Anita*

**PHYSICS HELP**

how would you change both the tension and the lenght and keep the pitch the same? oh. i think this question is a bit too vague. what does the apparatus look like? otherwise it seems like you could do whatever you wanted to the string (e.g., attaching a weight to one end of the...
*October 30, 2006 by alejandra*

**Physics**

An ice puck of mass m revolves on an icy surface in a circle at speed v at the end of a horizontal string of length L. The tension in the string is T Write the equation for centripetal force, and substitute the values T and L appropriately. Then with a bit of elementary ...
*March 20, 2014 by James *

**calculus**

First I would find the first derivative which is the slope and then would I plug in the given value into the original equation to find y and then use y-y_1=m(x-x_1)? Find the euation of the tangent line at the given value a) y=ln abs(x+4) x = -3 b) y= (x^2 +5)/(x+1) x=1 a) I ...
*May 2, 2007 by Tammy*

**English**

Be so kind as to feed my dog. Can this be an interrogative sentence? im bit confused.
*July 8, 2008 by AK*

**math**

Downward movement of a drill bit towards the metal plate was in the?
*November 20, 2008 by susie*

**science**

What is the book definition of the Reactivity series? It is a bit difficult to define...
*October 20, 2009 by VICTOR*

**physics**

suppose roy is driving his car at 60 mph and is not wearing his seatbelt, he is a bit sleepy,and dozes off for a second, and crashes into a brick wall.he is thrown forward through the windshield.is there a force that pushes roy through the window?if so, what causes this force?...
*May 2, 2012 by lisa*

**physics**

Suppose we have |ϕ⟩=∑y∈{0,1}nβy|y⟩ such that βy=0 if s⋅y=1mod2 and βy=12(n−1)/2 if s⋅y=0mod2, where s is some hidden n-bit string. (a) If we run Fourier sampling on |ϕ⟩, what is the probability that we...
*March 4, 2013 by s*

**physics**

I am a bit of an overachiever, and I've developed a habit of reviewing subjects during the summer before I take them in the new year. I was just looking through the posts on this site for review, when a certain physics question caught my attention. It was posted by "bobby on ...
*August 15, 2007 by Emily*

**S.S**

I want some info on American Revolution, just little bit, No links please
*January 25, 2010 by Alyssa*

**Algebra**

x^2+y^2=86 and xy=(-16), Find the value of (x-y)^2 Please help i am a bit tense today so i can't figure it out.
*February 14, 2010 by Amir*

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