Q. 1 A4.3( 53 Votes )

# Attempt any five

Given A.P. 3, 5, 7, 9,……

Let a1 be the first term and d be the common difference of the A.P.

a1 = 3,

a2 = 5

d = a2 – a1

d = 5 – 3 = 2

S2 = 8

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