Recent content by anil

  1. anil

    Math Trick: Reveal Common Answer with Few Steps

    any body know that trick where you tell the audience to pick a number and thell them to add a number and multiply by a number and then after a couple of sets everybody will have a common answer? If so could you please explain in detail regarding the procedure.
  2. anil

    Angular speeds and a basketball

    I don't know how to solve the following problem: A basketball rolls along the floor with a constant linear speed V. (a) Find the fraction of its total kinetic energy that is in form of rotational kinetic energy about the center of ball. I think the answer is 2/5. But i don't know how to...
  3. anil

    Sound waves of stone in a well

    Hello I am trying to solve a problem: You drop a stone into a well and hear the splash 1.47 s later. How deep is the well? Answer is 10.2 but how do I solve it? D = (0.5) gt squared D = VT
  4. anil

    Exploring Mersenne Primes: How Big Are They?

    Kiddo: this is not my HW This is not my homework. LoL this is a "challenge problem" they give in my college to exercise brain. I got the answer I just want to see my asnwer is right. 72030
  5. anil

    Exploring Mersenne Primes: How Big Are They?

    A prime number is a positive ineger greater than 2 whose only integer divisors are itself and 1. A Mersenne prime in of the form 2^(n) - 1 where p is a prime. For example 2^(5) - 1 = 31 is a Mersenne prime. One of the larger Mersenne prime is 2^(216091) - 1. Estimate the number of decimal digits...
  6. anil

    Unsuccessful Attempts at Solving Limit Questions

    Hello I have been making unsucessful attempts in answering these following q's. Find Limit of (1/(x-1)), as X approaches 1-. I got the answer as "Limit doesnot exist" but not sure. Find Limit of (3+(7/x)), as X approaches 0+. I got the answer as "Limit doesnot exist" but not sure. Any...
  7. anil

    Solve Logarithmic Equation: log(x-1) = log(x-2) - log(x+2)

    Sorry Tom I posted it and then i was reading the rules. So it says that post it so that people know you tried. SO i didn't read the post you posted. SOrry tom =(
  8. anil

    Solve Logarithmic Equation: log(x-1) = log(x-2) - log(x+2)

    Yeah Actually i solved it like this: log(x-1) = log(x-2)-log(x+2) log(x-1) = log((x-2)/log(x+2)) 10^log(x-1) = 10^log((x-2)/(x+2)) (x-1) = (x-2)/(x+2) (x-1)(x+2) = (x-2)(x+2)/(x+2)...
  9. anil

    Solve Logarithmic Equation: log(x-1) = log(x-2) - log(x+2)

    I need help on a lograrith HM: Solve for X: log(x-1)=log(x-2)-log(x+2) I got till here: log(x-1)=(log(x-2)/(x+2)) Donot know what to do after wards ***Hey if you could tell me the answer please tell me how you derived it. i want to understand the problem. And Base if course to the 10.
  10. anil

    Are phottons effected by gravity?

    really? I was reading like: If at all a photons tries to escape a black hole in which the escape velocity is higher than the speed of light the photon will never be able to escape. Is that not true? ofcource a photon is bearly affected. Like i said i am telling an answer. What is 9.8 m/s...
  11. anil

    Are phottons effected by gravity?

    Some days ago some body posted a question saying are photons effected by gravity but was unanswered straightly. Here is the answer: Yes they are. They will be completely be stopped if an escape velocity of a planet is greater than the speed of light.
  12. anil

    Which Encyclopedia Should You Buy: Britannica, Grolier, or Encarta?

    It depends Best encyclopedia is Bratanicca. Of course most popular is encarta. Encarta is preferred since it's ease of use. I use Encarta but they are equally good. But bratannica is better.
  13. anil

    Dealing with Microsoft Office Registry Issues as a College Student

    Openoffice -> MS Office I think open office does have option to save as ms office
  14. anil

    Dealing with Microsoft Office Registry Issues as a College Student

    Isn't that the point of being in business? I am a major in economics. An important point of business is to make money. Of course...it's true. In Economics, Money is only one aspect. But don't you think the price is way too high. FOr example a similar product to Office XP on windows is to...
  15. anil

    Describe the world in the year 3000

    In 3000 year You should have watched the discovery on sunday @ ~6:00 PM saying Earth in 5 million years but the show was about animal evolution. I would say the following: No more cars...Car's fly in AIR. No more Gasoline, 100% fuel cell. No NUclear powerplants but High effeciant steam plants...
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