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In an A.P., a = 10 and d = −3 then find its first four terms - Algebra

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Sum

In an A.P., a = 10 and d = −3 then find its first four terms

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Solution

a = 10, d = – 3     ......[Given]

t1 = a = 10

t2 = t1 + d = 10 – 3 = 7

t3 = t2 + d = 7 – 3 = 4

t4 = t3 + d = 4 – 3 = 1

∴ The first four terms of A.P. are 10, 7, 4, 1.

Concept: Arithmetic Progression
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