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Find the 8th term of below series: 2+i, 3+i, 5+2i, 7+3i, 11+5i, ...

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Find the 8th term of below series: 2+i, 3+i, 5+2i, 7+3i, 11+5i, ...
posted Apr 10, 2017 by anonymous

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1 Answer

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The number part without the i are just prime numbers starting from 2 and the i part is just the fibonaci sequence ie.,
2,3,5,7,11,13,17,19......
&
i, i, 2i, 3i, 5i, 8i, 13i, 21i.......
Therefore the eight term is (19 + 21i)

answer Apr 10, 2017 by Tejas Naik
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