NCERT Class 11 Mathematics Solutions: Chapter 9 – Sequences and Series Miscellaneous Exercise 9.4 Part 1 (For CBSE, ICSE, IAS, NET, NRA 2022)

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In Figure Sum of Geometric Series is Shown

Find the sum to infinity in each of the following Geometric Progression.

(1) .

Answer:

Consider,

Now sum of infinite term

(2) .

Answer:

Consider,

Now sum of infinite term

(3) .

Answer:

Consider,

Now sum of infinite term