Home › UP Board Class 10 › mathematics › Arithmetic Progressions › The common difference of the AP 3, 1, −1, −3, … …
The common difference of the AP 3, 1, −1, −3, … is:
A−1
B−2
C2
D−3
Answer & Solution
Correct answer: B. −2
1−3 = −2, so d = −2.
Related questions
How many two-digit numbers are divisible by 3 (i.e. the AP 12, 15, …, 99)?If the nth term of an AP is $a_n = 3n + 2$, its common difference is:The sum of the first n positive integers is given by:The sum of the first 10 natural numbers (1, 2, 3, …, 10) is:If the first term of an AP is 5 and the common difference is 3, its 4th term is:Which of the following sequences is an arithmetic progression?The 10th term of the AP 2, 7, 12, … is:The common difference of the AP 2, 5, 8, 11, … is: