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deepaksoni
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Asked: 2021-05-27T11:01:20+05:30 In:

Problem 4: Find the common difference and write the next four terms of each of the following arithmetic progressions: (i) 1, -2, -5, -8, ……..

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This is the basic and conceptual question from Chapter name- Arithmetic Progression
Chapter number- 9
Exercise 9.3

In this question we have been given the aarithmetic progression and we have to find the common difference ane the next four terms.

CBSE DHANPAT RAI publications
Class:- 10th
Understanding CBSE Mathematics
Question 4(i)

arithmetic progressionsclass 10rd sharma
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    1 Answer

    1. Guru

      Solution:

      Given:

      First term = 1, Second term = -2

      Common difference = -2 – (1) = -3

      Now,

      Fifth term = -8 + (-3) = -11

      Sixth term = -11 + (-3) = -14

      Seventh term = -14 + (-3) = -17

      Eighth term = -17 + (-3) = -20

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