Math, asked by ayaanbari2651, 1 year ago

the 25th term of the series

2, 5, 10 ,17, 26.......

Answers

Answered by satyam0428
8
626 will be the answer....

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Answered by bhataastha
10
a=2(1^2+1)
a2=5(2^2+1)
a3=10(3^2+1)
So it is a special series.
a25=25^2+1
=625+1
=626
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