Advertisements
Advertisements
प्रश्न
For the following A.P.s, write the first term and the common difference:
`1/3, 5/3, 9/3, 13/3` ....
उत्तर
`1/3, 5/3, 9/3, 13/3` ....
Here, first term, `a = 1/3`
Common difference, d = Second term - First term
`5/3 - 1/3 = 4/3`
APPEARS IN
संबंधित प्रश्न
Babubhai borrows Rs. 4,000 and agrees to repay with a total interest of Rs. 500 in 10 installments, each installment being less than the preceding installment by Rs. 10. What should be the first and the last installments?
An arithmetic progression 5, 12, 19, …. has 50 terms. Find its last term. Hence find the sum of its last 15 terms.
If the nth term of a progression be a linear expression in n, then prove that this progression is an AP
Write first four terms of the A.P. when the first term a and the common difference d are given as follows:
a = -1.25, d = -0.25
Following are APs or not? If they form an A.P. find the common difference d and write three more terms:
0, -4, -8, -12, …
Find n if the nth term of the following A.P. is 68
5, 8, 11, 14, ..........
Write the arithmetic progressions write the first term a and common difference d is as follows:
`a = -1, d = 1/2`
Is 302 a term of the A.P. 3, 8, 13, ...?
How many terms are there in the A.P.?
7, 10, 13, ... 43.
Find a30 − a20 for the A.P.
−9, −14, −19, −24, ...
In an A.P., if the 12th term is −13 and the sum of its first four terms is 24, find the sum of its first ten terms ?
The first term and the common difference of an A. P. is 10,000 and
2000 resectively. Find the sum of first 12 terms of the A.P.
is the Consider the expression an = 1 + n + n2, AP .a
Find the common difference of the A.P. and write the next two terms 51, 59, 67, 75, ..
Find the middle term of the A.P. 213, 205, 197, ...., 37.
The product of four consecutive positive integers is 840. Find the numbers.
In an A.P. t10 = 57 and t15 = 87, then find t21
The nth term of an A.P. is given by an = 3 + 4n. The common difference is ______.
If p, q, r are in AP, then p3 + r3 - 8q3 is equal to ______.
Which of the following form an AP? Justify your answer.
11, 22, 33,...
