A DAS GUPTA-Progression, Related Inequalities and Series-Exercise
- The maximum sum of the series 20+19 1/3+18 2/3+ is 310 b. 300 c. 0320 ...
Text Solution
|
- If a1,a2...................,a19 are the first 19 term of an AP and a1+...
Text Solution
|
- The sum of the first 100 terms common to the series 17, 21, 25, 29...
Text Solution
|
- in an AP , Sp=q , Sq=p and Sr denotes the sum of the first r terms. Th...
Text Solution
|
- Sum of the first p, q and r terms of an A.P are a, b and c, respectiv...
Text Solution
|
- If S(n) is the sum of the first n terms of an A.P. then :
Text Solution
|
- If mth term of am A.P.is 1/n and nth term is 1/m find the sum of first...
Text Solution
|
- The first term of an A.P. is a and the sum of first p terms is zero, s...
Text Solution
|
- Given an A.P. whose terms are all positive integers. The sum of its fi...
Text Solution
|
- If the sum of m terms of an A.P. is equal to the sum of either the nex...
Text Solution
|
- if S1 , S2 , S3..........,Sq are the sums of n terms of q ,AP's whose ...
Text Solution
|
- If S1 be the sum of (2n+1) term of an A.P. and S2 be the sum of its od...
Text Solution
|
- The number of terms in an AP is even. The sum of the odd terms is 24 w...
Text Solution
|
- The ratio of the sums of n terms of two Aps is (3n-13) : (5n+21). Find...
Text Solution
|
- Find the AP in which the ratio of the sum to n terms to the sum of suc...
Text Solution
|
- If x,2x+2,3x+3 are the first three terms of a GP, find the fifth term ...
Text Solution
|
- In a GP, t4=27 and t7=729. Find t(11) where tn denotes the nth term.
Text Solution
|
- In a GP, t4=27 and t7=729. Find t(11) where tn denotes the nth term.
Text Solution
|
- In a GP, t(p+q)=a and t(p-q)=b. Prove that tp=sqrt(ab).
Text Solution
|
- If the pth, qth and rth terms of a G.P. are a,b and c, respectively. ...
Text Solution
|