# Solution - Sum of First n Terms of an AP

Account
Register

Share

Books Shortlist
ConceptSum of First n Terms of an AP

#### Question

Find the sum of first 22 terms of an AP in which d = 7 and 22nd term is 149.

#### Solution

You need to to view the solution
Is there an error in this question or solution?

#### Similar questions VIEW ALL

The houses in a row numbered consecutively from 1 to 49. Show that there exists a value of X such that sum of numbers of houses preceding the house numbered X is equal to sum of the numbers of houses following X.

view solution

How many terms of the A.P. 18, 16, 14, .... be taken so that their sum is zero?

view solution

Which term of the A.P. 121, 117, 113 … is its first negative term? [Hint: Find n for an < 0]

view solution

How many terms of the A.P. 27, 24, 21, .... should be taken so that their sum is zero?

view solution

Find the sum of first 30 terms of an A.P. whose second term is 2 and seventh term is 22

view solution

#### Reference Material

Solution for concept: Sum of First n Terms of an AP. For the course 8th-10th CBSE
S