If `X={4^n -3n-1 , n in N}` and `Y={9(n-1), n in N}`, then `X uu Y` is :

A

X

B

Y

C

N

D

None of these

Verified by Experts

The correct Answer is:

B

Similar Questions

Explore conceptually related problems

If X={8^n -7n-1 : n in N} and Y={49 (n-1) | n in N}, then

If X={4^n -3n-1 , n in N} and Y={9(n-1), n in N} , where N is the set of natural numbers, then X uu Y is equal to :

If X={4^(n)-3n-1:ninN}andy={9(n-1):ninN} , then X uu Y equals

If A ={ x//x=2^(n) ,n le 5, n in N} and B =( x//x=4^( n) le 3 ,n in N } Find A -B and A nn B

If n in N and I_(n) = int(log x)^(n) dx , then I_(n)+nI_(n-1) =

If n(ne 1) in N and I_(n) = int tan^(n) x dx then I_(n)+I_(n-2) =

If y=sin^(n)x cos n x, then (dy)/(dx) is

lf n! , 3xxn! and (n+1)! are in G P, then n!, 5 x n! and (n+1)! are in

If n in N and I_(n) = int (log x)^(n) dx , then I_(n) + n I_(n - 1) =

If n in N and I_(n) = intcos^(n) xdx then nI_(n) - cos^(n-1)x. sinx =