In an AP, S p = q, S q = p and S denotes the sum of first r terms. Then, S p+q i
In an AP, S p = q, S q = p and S denotes the sum of first r terms. Then, S p+q is…
The sum of first n odd natural numbers in
The sum of first n odd natural numbers in
The sum of n terms of an A.P. is 3n 2 + 5n, then 164 is its
The sum of n terms of an A.P. is 3n 2 + 5n, then 164 is its
If k, 2k – 1 and 2k + 1 are three consecutive terms of an AP, the value of k i
If k, 2k – 1 and 2k + 1 are three consecutive terms of an AP, the value of k is
The common difference of the A.P. $$frac{1}{3},$$ $$frac{{1 – 3b}}{3},$$ $$fr
The common difference of the A.P. $$frac{1}{3},$$ $$frac{{1 – 3b}}{3},$$ $$frac{{1 – 6b}}{3},$$ . . . . . . is
The first and last terms of an A.P. are 1 and 11. If the sum of its terms is 36,
The first and last terms of an A.P. are 1 and 11. If the sum of its terms is 36, then the number of…
If the sum of p terms of an A.P. is q and the sum of q terms is p, then the sum
If the sum of p terms of an A.P. is q and the sum of q terms is p, then the sum of (p…
Let S denotes the sum of n terms of an A.P. whose first term is a. If the common
Let S denotes the sum of n terms of an A.P. whose first term is a. If the common difference d is given by…
If the sum of three consecutive terms of an increasing A.P. is 51 and the produc
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…
If in an A.P., S n = n 2 p and S m = m 2 p, where S denotes the sum of r terms o
If in an A.P., S n = n 2 p and S m = m 2 p, where S denotes the sum of r…
If the first, second and last term of an A.P. are a, b and 2a respectively, its
If the first, second and last term of an A.P. are a, b and 2a respectively, its sum is
The number of terms of the A.P. 3, 7, 11, 15, ……. to be taken so that the su
The number of terms of the A.P. 3, 7, 11, 15, ……. to be taken so that the sum is 406 is