Question

If tn 2n-3 then s9 ?​

Answer 1

Answer:

Given, t

n

=2n+3

First two terms of the sequence are,

Put n=1,

t

1

=2(1)+3=5

Put n=2,

t

2

=2(2)+3=7

First two terms of the series are t

1

=5 and t

2

=7.

Answer 2

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