The nth term of a sequence whose sum of `n` terms is `5n^(2)+2n` ,is

Write the (i) 3rd (ii) 5 th (iii) 6th term of the sequence whose nth term is a_(n)=2n+5 .

Third term of the sequence whose nth term is 2n+5 is ____.

Write the first five terms of the sequences whose nth term is a_(n)=2n+5

Write the first three terms of the sequence whose nth term is T_n= 8 - 5n .

Write the first three terms of the sequence whose nth term is T_n = 5^(n+1)

Find the first six terms of the sequence whose first temr is 1 and whose (n+1) th term is obtained by adding n to the nth term.

Find the sum of n terms of the series whose n^(th) term is 18 n^(2) - 6n + 5

Find the sum to n terms of the series whose nth term is n^2+2^n .