Results 1 to 4 of 4

Thread: primes

  1. Dec 5th, 2003, 04:50 PM #1
    dolor
    dolor is offline

    Thread Starter
    Addicted Member dolor's Avatar
    Join Date
    Sep 2002
    Location
    in a place seldom found on a map
    Posts
    220

    primes

    Three primes--p, q, and r--satisfy p+q = r and 1 < p<q. What is the value of p?
    - you've been privileged to read a post by Miz
    Reply With Quote Reply With Quote
  2. Dec 5th, 2003, 10:09 PM #2
    kedaman
    kedaman is offline
    transcendental analytic kedaman's Avatar
    Join Date
    Mar 2000
    Location
    0x002F2EA8
    Posts
    7,221
    2?
    Use
    writing software in C++ is like driving rivets into steel beam with a toothpick.
    writing haskell makes your life easier:
    reverse (p (6*9)) where p x|x==0=""|True=chr (48+z): p y where (y,z)=divMod x 13
    To throw away OOP for low level languages is myopia, to keep OOP is hyperopia. To throw away OOP for a high level language is insight.
    Reply With Quote Reply With Quote
  3. Dec 5th, 2003, 11:21 PM #3
    mendhak
    mendhak is offline
    I'm about to be a PowerPoster! mendhak's Avatar
    Join Date
    Feb 2002
    Location
    Ulaan Baator GooGoo: Frog
    Posts
    38,170
    p = 2
    q = 3
    r = 5
    Reply With Quote Reply With Quote
  4. Dec 6th, 2003, 05:40 AM #4
    Dreamlax
    Dreamlax is offline
    Hyperactive Member
    Join Date
    Jul 2002
    Location
    WGTN, New Zealand
    Posts
    338
    It's a little simple considering any two odd numbers summed make an even, so one number must be even to make the result odd, and there is only one prime that is even.
    Reply With Quote Reply With Quote
« Previous Thread | Next Thread »

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •  

Forum Rules


Click Here to Expand Forum to Full Width