Find the 6th term from the end of the A.P. 17, 14, 11, …, -40.

Find the 6th term from the end of the A.P. 17, 14, 11, …, -40.

Solution:

If the 8th term of an A.P. is 31 and the 15th term is 16 more than its 11th term, then find the A.P.

Solution:

More Solutions:

• The nth term of an A.P. cannot be n² + n + 1.
• Find the sum :
• How many terms of the A.P. -6, (-11/2), (-5), …..
• Find the sum of first 20 terms of this A.P.
• The sum of the first 14 terms of an A.P. is 1505 and its first term is 10.
• The sum of first n term of an A.P. is 3n² + 4n.