Advertisements
Advertisements
Question
Write the correct number in the given boxes from the following A. P.
3, 6, 9, 12,...
Here t1 = 
t2 = 
, t3 = 
, t4 = 
,
t2 – t1 = 
, t3 – t2 = 
∴ d = 
Solution
3, 6, 9, 12,...
Here t1 = 
, t2 = 
, t3 = 
, t4 = 
,
t2 – t1 = 
, t3 – t2 = 
∴ d =
APPEARS IN
RELATED QUESTIONS
In an AP, the first term is 2, the last term is 29 and the sum of all the terms is 155. Find the common difference.
In an AP, the first term is 22, nth terms is -11 and sum of first n terms is 66. Find the n and hence find the4 common difference.
The 12th term of an AP is -13 and the sum of its first four terms is 24. Find the sum of its first 10 terms.
Two Aps have the same common difference. If the fist terms of these Aps be 3 and 8 respectively. Find the difference between the sums of their first 50 terms.
The sum of the 4th and 8th terms of an AP is 24 and the sum of its 6th and 10th terms is 44. Find the sum of its first 10 terms.
The sum of first q terms of an AP is (63q – 3q2). If its pth term is –60, find the value of p. Also, find the 11th term of its AP.
A man saved ₹33000 in 10 months. In each month after the first, he saved ₹100 more than he did in the preceding month. How much did he save in the first month?
Find the sum of all three digit natural numbers, which are multiples of 11.
The sum of first 20 odd natural numbers is:
Which of the following sequences are A.P.? If they are A.P. find the common difference.
Write the correct number in the given boxes from the following A. P.
1, 8, 15, 22,...
Here a =Here a =
t1 = 
, t2 = 
, t3 = ,
t2 – t1 = – =
t3 – t2 = – = ∴ d =
On 1st Jan 2016, Sanika decides to save Rs 10, Rs 11 on second day, Rs 12 on third day. If she decides to save like this, then on 31st Dec 2016 what would be her total saving?
Multiply : 2`sqrt(12) × sqrt(3)`
Write a trinomial of degree 7.
Yogesh requires 3 days more than Vivek to do a work completely. If both
of them work together, the work can be completed in 2 days. Find the
number of days required for each of them to do the work completely.
Find the eighteenth term of the A.P.7.13,19,25,....
Find S2 for the A.P. 3,5,7,9,......
Find the first four terms in A.P. When a = 10 and d = 3.
