ICSE Class X Math 2018 Solved Paper

SECTION B (40 Marks)

Attempt any four questions from this Section

Question : 13 of 32

Marks: +1, -0

The

4^{\;\text "th "\;}

term of a G.P. is 16 and the

7^{\;\text "th "\;}

term is 128 . Find the first term and common ratio of the series.

Solution:

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