Determine the first four terms — task. Mathematics State Board, Class 10.

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Find the first four terms of the sequences whose

$n^{\text{th}}$ terms are given by:

[Note:

$n ∈$ Natural numbers

$(\mathbb{N})$ ]

i)

$a_{n} = 10 n + 8$

$a_1 =$ ,

$a_2 =$ ,

$a_3 =$ ,

$a_4 =$

ii)

$a_{n} = 3^{n} - 5 n + 20$

$a_1 =$

$a_2 =$ ,

$a_3 =$ ,

$a_4 =$

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