If \[X=\{{{4}^{n}}-3n-1:n\in N\}\] and \[Y=\{9(n-1):n\in N\},\] then \[X\cup Y\] is equal to [Karnataka CET 1997]

If \[X=\{{{4}^{n}}-3n-1:n\in N\}\] and \[Y=\{9(n-1):n\in N\},\] then \

1.	If \[X=\{{{4}^{n}}-3n-1:n\in N\}\] and \[Y=\{9(n-1):n\in N\},\] then \[X\cup Y\] is equal to [Karnataka CET 1997]
A.	X
B.	Y
C.	N
D.	None of these
Answer» C. N

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If \[X=\{{{4}^{n}}-3n-1:n\in N\}\] and \[Y=\{9(n-1):n\in N\},\] then \[X\cup Y\] is equal to [Karnataka CET 1997]

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