Advertisements
Advertisements
प्रश्न
Which of the following form an AP? Justify your answer.
0, 2, 0, 2,...
उत्तर
We have a1 = 0, a2 = 2, a3 = 0 and a4 = 2
a2 – a1 = 2
a3 – a2 = – 2
a4 – a3 = 2
Clearly, the difference of successive terms is not same,
Therefore given list of numbers does not form an AP.
APPEARS IN
संबंधित प्रश्न
The sum of three numbers in A.P. is 12 and sum of their cubes is 288. Find the numbers.
For the following A.Ps, write the first term and the common difference.
0.6, 1.7, 2.8, 3.9
Find the common difference and write the next four terms of each of the following arithmetic progressions:
`-1, 1/4, 3/2 .....`
Find a30 − a20 for the A.P.
−9, −14, −19, −24, ...
The 7th term of an A.P. is 32 and its 13th term is 62. Find the A.P.
Which of the following sequences is arithmetic progressions. For is arithmetic progression, find out the common difference.
a + b, (a + 1) + b, (a + 1) + (b + 1), (a + 2) + (b + 1), (a + 2) + (b + 2), ...
First term a and common difference d are given below. Find the corresponding A.P.
a = 5, d = 6
Decide whether the given sequence 2, 4, 6, 8,… is an A.P.
In an A.P., a = 10 and d = −3 then find its first four terms
Which of the following form an AP? Justify your answer.
–1, –1, –1, –1,...
