Question

Find the first four terms of the AP in which an=3+4n​

Answer 1

Answer:

Given,

an = 3 + 4n

First term = a1 = 3 + 4 × 1

a1 = 3 + 4 = 7

Second term = a2 = 3 + 4 × 2

a2 = 3 + 8 = 11

Third term = a3 = 3 + 4 × 3

a3 = 3 + 12 = 15

Fourth term = a4 = 3 + 4 × 4

a4 = 3 + 16 = 19

The required ap is 7,11,15,19......

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