Let be the set consisting of the first 2018 terms of the arithmetic progression , and be the set consisting of the first 2018 terms of the arithmetic progression . Then, the number of elements in the ...

Here and The intersection of and is an A.P. with 16 as first term and 35 as common difference. The series becomes Now, term i.e. (as &nbs...

Let X be the set consisting of the first 2018 terms of the arithmetic progression 1,6,11,, and Y be the set consisting of the first 2018 terms of the arithmetic progression 9,16,23,. Then, the number of elements in the set X \cup Y is: Sequence & Series (Mathematics)

Let

X

be the set consisting of the first 2018 terms of the arithmetic progression

1,6,11,\ldots

, and

Y

be the set consisting of the first 2018 terms of the arithmetic progression

9,16,23,\ldots

. Then, the number of elements in the set

X \cup Y

\_\_\_\_