RD Sharma Class 10 Solutions Chapter 9 Arithmetic Progressions Exercise 9.2 (Updated for 2021-22)

RD Sharma Class 10 Solutions Chapter 9 Exercise 9.2: Understanding the definition and properties of an A.P. is the focus of the chapter’s second exercise. When a student reads RD Sharma Class 10 Solutions, the fundamentals of A.P. will be improved because it offers extensive solutions to questions that aim to clear doubts. Students can also use the RD Sharma Solutions for Class 10 Maths Chapter 9 Arithmetic Progressions Exercise 9.2 PDF to get further help with this exercise’s questions.

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RD Sharma Class 10 Solutions Chapter 9 Exercise 9.2

Access answers to RD Sharma Solutions Class 10 Maths Chapter 9 Exercise 9.2- Important Question with Answers

Question 1.
Show that the sequence defined by a_n = 5n – 7 is an A.P., find its common difference.
Solution:

Question 2.
Show that the sequence defined by a_n = 3n² – 5 is not an A.P.
Solution:

Question 3.
The general term of a sequence is given by a_n = -4n + 15. Is the sequence an A.P.? If so, find its 15th term and the common difference.
Solution:
General term of a sequence
a_n = -4n + 15

Question 4.
Write the sequence with nth term :
(i) a_n = 3 + 4n
(ii) a_n = 5 + 2n
(iii) a_n = 6 – n
(iv) a_n = 9 – 5n
Show that all of the above sequences form A.P.
Solution:

Question 5.
The nth term of an A.P. is 6n + 2. Find the common difference. [CBSE 2008]
Solution:

Question 6.
Justify whether it is true to say that the sequence, having following nth term is an A.P.
(i) a_n = 2n – 1
(ii) a_n = 3n² + 5
(iii) a_n = 1 + n + n²
Solution:

We have provided complete details of RD Sharma Class 10 Solutions Chapter 9 Exercise 9.2. If you have any queries related to CBSE Class 10, feel free to ask us in the comment section below.

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