Mathematics

Mathematics

Problem

Find the 8th8^{\text{th}} term of the geometric progression 5,  152,  454,…5,\;\dfrac{15}{2},\;\dfrac{45}{4},\ldots a) 32805256\dfrac{32805}{256} b) 2187128\dfrac{2187}{128} c) 10935128\dfrac{10935}{128} d) 10935256\dfrac{10935}{256}

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