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Write first four terms of the A.P. when the first term a and the common differenced are given as follows a = 4, d = - 3 - Mathematics

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Write first four terms of the A.P. when the first term a and the common differenced are given as follows a = 4, d = - 3

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Solution

a = 4, d = - 3

Let the series be a1, a2, a3, a4

a1 = a = 4

a2 = a1 + d = 4 - 3 = 1

a3 = a2 + d = 1 - 3 = - 2

a4 = a3 + d = - 2 - 3 = - 5

Therefore, the series will be 4, 1, - 2 - 5 …

First four terms of this A.P. will be 4, 1, - 2 and - 5.

Concept: Arithmetic Progression
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APPEARS IN

NCERT Class 10 Maths
Chapter 5 Arithmetic Progressions
Exercise 5.1 | Q 2.3 | Page 99
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