If an A.P. has a = 1, tn = 20 and sn = 399, then value of n is :
Quiz Recommendation System API Link - https://fresherbell-quiz-api.herokuapp.com/fresherbell_quiz_api
# | Quiz |
---|---|
1
Discuss
|
The two geometric means between the number 1 and 64 are
Solution |
2
Discuss
|
Find the nth term of the following sequence :
Solution |
3
Discuss
|
The 3rd and 9th term of an arithmetic progression are -8 and 10 respectively. What is the 16th term?
Solution |
4
Discuss
|
If a + 1, 2a + 1, 4a - 1 are in A.P., then the value of a is:
Solution |
5
Discuss
|
If the sum of three consecutive terms of an increasing A.P. is 51 and the product of the first and third of these terms is 273, then the third term is :
Solution |
6
Discuss
|
The sum of first five multiples of 3 is:
Solution |
7
Discuss
|
The 3rd and 7th term of an arithmetic progression are -9 and 11 respectively. What is the 15th term?
Solution |
8
Discuss
|
The sum of first n odd natural numbers in
Solution |
9
Discuss
|
In an A.P., if d = -4, n = 7, an = 4, then a is
Solution |
10
Discuss
|
The sum of the first 16 terms of an AP whose first term and third term are 5 and 15 respectively is
Solution |
# | Quiz |
Copyright © 2020 Inovatik - All rights reserved