Sequences and Series Part 3

Section: Mathematics

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Question : 15 of 93

Marks: +1, -0

Let a1,‌

a2

2

,‌

a3

22

,...,‌

a10

29

be a G.P. of common ratio ‌

1

√2

. If a1+a2+...+a10=62, then a1 is equal to:

[21 Jan 2026 Shift 2]

√2−1
2(√2−1)
2−√2
2(2−√2)

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