The sum of the first n terms is 4n 2
- The sum of the first n terms of this sequence is given by sn=n^2+4n
- The sum of the first n terms of an ap is 4n n 2
- If the sum of the first n terms of an ap is 3n 2 4n
- The sum of first n terms of an ap is 3n 2 4n
- The sum of first n terms of an ap is 5n 2 4n
- The sum of the first n terms of an ap is given by sn 3n 2 4n
- The sum of the first n terms of an arithmetic sequence is given by sn 2n2 4n
- The sum of the first n terms of an ap is 4n 2n find the nth term of this ap
- If the sum of the first n terms of an ap is 4n n 2 what is the second term
- The sum sn of the first n terms of an arithmetic progression is given by sn = n^2+4n