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JEE 2020 Mathematics : Sequence and Series
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Question 1
If the 2nd and 5th terms of a G.P. are 24 and 3 respectively, then the sum of 1st six term is __
Question 2
If a, b, c are in AP, b, c, d are in GP and c, d, e are in HP then a, c, e are in
Question 3
If b is the first term of an infinite G.P. whose sum is 5, then b lies in the interval :
Question 4
Find common ratio if 1st term is 7, last term is and sum is .
Question 5
Find the sum of seriesup to 20 terms.
Question 6
What is the sum of the infinite series?
Question 7
The value of is, (where, a is a constant)
Question 8
The sum of the first n terms of + ….. is
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Jul 20JEE & BITSAT