Determine the number of ways to choose 5 numbers from the first 18 positive integers such that any 2 differ by at least 2.

2 years ago

Share

Answers : (1)

                                        

Hi,


Please mail the question with singly title, so that itn will be visibkle to everyone


Regards

2 years ago

Post Your Answer

More Questions On Algebra

Ask Experts

Have any Question? Ask Experts
Post Question
 
Answer ‘n’ Earn
Attractive Gift
Vouchers
To Win!!!
Click Here for details
How to create a magic square if we know a date. Eg-22-04-2014 The first column should have 22 2nd-04 3rd-20 and 4 th -14. I believe ramanujan created the same thing for his birthday but I...
 
 
Hello student, Please find the answer to your question Let the magic square be wherea,b,c,drepresents the date. The conditions that the rows, columns, and diagonals sum toa+b+c+dgives...
  img
SHAIK AASIF AHAMED 2 months ago
1)If all the roots (zeros) of the polynomial f(x)=x^5+ax^4+bx^3+cx^2+dx-420 are integers larger than 1, then f(4)=? 2)Consider the two functions f(x) =x^2+2bx+1 and g(x)=2a(x+b), where the...
 
 
Hello student, Please find the answer to your question below f must have 5 (not necessarily distinct) roots d1, d2, . . . d5. f factors as (x – d1)(x – d2)(x – d3)(x...
  img
SHAIK AASIF AHAMED 2 months ago
In a group of 16 players there are 4 bowlers and 2 wicketkeepers.From them a team of 11 is to be formed such that 1)there are at least 3 bowlers and exactly 1 wicketkeeper.Number of such...
 
 
Hello student, Please find the answer to your question below Given 1)In a group of 16 players there are 4 bowlers and 2 wicketkeepers.From them a team of 11 is to be formed such thatthere...
  img
SHAIK AASIF AHAMED 2 months ago
Integrate y = x raised to the power x
 
 
Hi Student Please note integration of this function is not possible by standard calculas methods. So this cannot be integrated. . . . . .
  img
Harsh Patodia 13 days ago
how many four digit numbers can be formed such that the digits are in the decreasing order
 
 
Dear student, Number of such numbers without having zero in the number = (9*8*7*6) / 4! = 126 Number of such numbers with having zero in the number = (9*8*7) / 3! = 84 Therefore, number of...
  img
Shobhit Varshney one month ago
please solve this question image attached
 
 
  img
Nishant Vora one month ago
View all Questions »