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deepaksoni
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Asked: 2021-05-27T11:28:59+05:30 In:

Problem 6: Find out which of the following sequences are arithmetic progressions. For those which are arithmetic progressions, find out the common difference(viii) -225, -425, -625, ………………

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This is arithmetic progression based question from Chapter name- Arithmetic Progression
Chapter number- 9
Exercise – 9.3
In this question we have been given the sequence and we have to find out if the sequence is in arithmetic progression. Also ww have to find common difference

CBSE DHANPAT RAI PUBLICATIONS Understanding CBSE Mathematics

CLass :- 10th

Qestion no 6(viii)

arithmetic progressionsrd sharma class 10
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    1. Guru

      Solution:

      Now,

      a2  – a1 = -425 – (-225) = -200

      a3 – a2 = -625 – (-425) = -200

      Since, the successive difference of list is same

      ∴ The given sequence is in A.P and common difference is -200

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