Consider an infinite G.P. with first term a and common ratio r, its sum is 4 and the second term is 3/4, then
a = 7/4, r = 3/7
a = 2, r = 3/8
a = 3, r = 1/4
a = 3/2, r = ½
Quiz Recommendation System API Link - https://fresherbell-quiz-api.herokuapp.com/fresherbell_quiz_api
# | Quiz |
---|---|
1
Discuss
|
What is the sum of the first 12 terms of an arithmetic progression if the 3rd term is -13 and the 6th term is -4?
Solution |
2
Discuss
|
What is the sum of the first 17 terms of an arithmetic progression if the first term is -20 and last term is 28?
Solution |
3
Discuss
|
Find the nth term of the following sequence :
Solution |
4
Discuss
|
If the sum of the series 2 + 5 + 8 + 11 … is 60100, then the number of terms are
Solution |
5
Discuss
|
The sum of the first 16 terms of an AP whose first term and third term are 5 and 15 respectively is
Solution |
6
Discuss
|
If a + 1, 2a + 1, 4a - 1 are in A.P., then the value of a is:
Solution |
7
Discuss
|
What is the sum of the first 9 terms of an arithmetic progression if the first term is 7 and last term is 55?
Solution |
8
Discuss
|
Sum of n terms of the series \(\sqrt 2 + \sqrt 8 + \sqrt {18} + \sqrt {32} + \) ....... is
Solution |
9
Discuss
|
A boy agrees to work at the rate of one rupee on the first day, two rupees on the second day, and four rupees on third day and so on. How much will the boy get if he started working on the 1st of February and finishes on the 20th of February?
Solution |
10
Discuss
|
If an A.P. has a = 1, tn = 20 and sn = 399, then value of n is :
Solution |
# | Quiz |
Copyright © 2020 Inovatik - All rights reserved