The first and last term of an A.P. is a and l respectively. If S is the sum of all the terms of the A.P. and the common difference is given by \(\frac{{{l^2} - {a^2}}}{{k - \left( {l + a} \right)}}\) then k = ?
Quiz Recommendation System API Link - https://fresherbell-quiz-api.herokuapp.com/fresherbell_quiz_api
# | Quiz |
---|---|
1
Discuss
|
If the sum of n terms of an A.P. is 3n2 + 5n then which of its terms is 164 ?
Solution |
2
Discuss
|
The 2nd and 8th term of an arithmetic progression are 17 and -1 respectively. What is the 14th term?
Solution |
3
Discuss
|
The sum of n terms of an A.P. is 3n2 + 5n, then 164 is its
Solution |
4
Discuss
|
If sum of n terms of an A.P. is 3n2 + 5n and Tm = 164 then m =
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
|
If 18, a, b - 3 are in A.P. then a + b =
Solution |
7
Discuss
|
The nth term of an A.P., the sum of whose n terms is Sn, is
Solution |
8
Discuss
|
The first term of an Arithmetic Progression is 22 and the last term is -11. If the sum is 66, the number of terms in the sequence are:
Solution |
9
Discuss
|
After striking the floor, a rubber ball rebounds to 4/5th of the height from which it has fallen. Find the total distance that it travels before coming to rest if it has been gently dropped from a height of 120 metres.
Solution |
10
Discuss
|
What is the sum of all positive integers up to 1000, which are divisible by 5 and are not divisible by 2?
Solution |
# | Quiz |
Copyright © 2020 Inovatik - All rights reserved