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Geometric sequences..

Geometric sequences..
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Geometric sequences..

Geometric sequences..-example-1
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User HariShankar
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9.2k points

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a_n=a_1r^(n-1)\\\\a_1=10\\r=2\\\\a_n=10\cdot2^(n-1)=5\cdot2\cdot2^(n-1)=5\cdot2^n\\\\a_(12)=5\cdot2^(12)=20480

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User Tomas Romero
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