sign up I login
 advanced
» win an I-Phone. check i-points

Ask & Discuss Questions with Community & Experts

 Moderation Team
Ask iit jee aieee pet cbse icse state board experts Discussion Response Post to: Find all values of n, for which n, 4n2 +1, 6n2 +1 are all prime numbers?
Forum Index -> Algebra -> View Full Question like the article? email it to a friend.  
Author Message
[Post New]11 Aug 2007 23:30:50 IST
    Subject: Re:Find all values of n, for which n, 4n2 +1, 6n2 +1 are all prime numbers?
[Up]
coool_shetty (117)

Hot goIITian

Olaaa!! Perrrfect answer. 19  [30 rates]
coool_shetty's Avatar
total posts: 164    
offline Offline
it was a math olympiad  question last year ...
actually the question was to find an odd number which satisfied the properties given..
just take a number as
i)5x
ii)5x+1
iii)5x+3.
when u substitute the props ,only 5x satisfies .so number is 5!!!
please rate!!!!
 this reply: 2 points  (with 0 Olaaa!! Perrrfect answer.   in 1 votes )   [?]
 
You have to be logged on to rate
  
 

 Aakash Institute IIT/ AIEEE/ Medical Crash Course
Name  
E-mail  
Phone  
Mobile  
** Hurry. Exclusive goIIT Offer. Limited Seats Only!
available in: New Delhi, Amritsar, Bhatinda, Bokaro, Chandigarj, Dehradun, Guwhati, Hyderabad, Indore, Jaipur, Kanpur, Karnal, Kolkata, Kota, Lucknow, Ludhiana, Mumbai, Noida, Patiala, Patna, Pune, Ranchi, Varanasi
Top Offers for goIITians
Correspondence Courses
Brilliant Tutorials
Narayana Institute
Aakash Institute
Classroom/Crash Courses
Aakash-IITJEE : AIEEE
Aakash-IITJEE : DCE
Aakash-IITJEE : MHTCET
Aakash Institute : AIPMT
Online Test Series
Brilliant Tutorials
Narayana Institute
Aakash Institute
Mahesh Tutorials
AMITY      Sri Chaitanya