If the first term of an A.P. is 2 and common difference is 4, then the sum of its 40 term is
Quiz Recommendation System API Link - https://fresherbell-quiz-api.herokuapp.com/fresherbell_quiz_api
# | Quiz |
---|---|
1
Discuss
|
Let S denotes the sum of n terms of an A.P. whose first term is a. If the common difference d is given by d = Sn – k Sn-1 + Sn-2 then k =
Solution |
2
Discuss
|
If an A.P. has a = 1, tn = 20 and sn = 399, then value of n is :
Solution |
3
Discuss
|
What is the sum of the first 12 terms of an arithmetic progression if the first term is -19 and last term is 36?
Solution |
4
Discuss
|
The 4th and 7th term of an arithmetic progression are 11 and -4 respectively. What is the 15th term?
Solution |
5
Discuss
|
15th term of A.P., x - 7, x - 2, x + 3, ........ is
Solution |
6
Discuss
|
The common difference of the A.P. \(\frac{1}{3}, \frac{{1 - 3b}}{3} , \frac{{1 - 6b}}{3}\) . . . . . . is
Solution |
7
Discuss
|
If Sn denote the sum of the first n terms of an A.P. If S2n = 3Sn , then S3n : Sn is equal to
Solution |
8
Discuss
|
The 3rd and 9th term of an arithmetic progression are -8 and 10 respectively. What is the 16th term?
Solution |
9
Discuss
|
If 18, a, b - 3 are in A.P. then a + b =
Solution |
10
Discuss
|
How many terms are there in 20, 25, 30 . . . . . . 140?
Solution |
# | Quiz |
Copyright © 2020 Inovatik - All rights reserved