Two marks exercise problems III — task. Mathematics State Board, Class 10.

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1. Find \(x\) so that \(x + 6\), \(x + 12\) and \(x + 15\) are consecutive terms of a geometric progression.

Answer:

The value of \(x\) \(=\)

2. Find the number of terms in the following G.P.

(i) \(4, 8, 16, …, 8192\)

Answer:

Number of terms \(=\)

(ii)

\frac{1}{3}, \frac{1}{9}, \frac{1}{27}, ..., \frac{1}{2187}

Answer:

Number of terms \(=\)

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6. Two marks exercise problems III