Write the first three terms in each of the following sequences defined by the following: (i) an = 2n + 5, (ii) an = (n − 3)/4.

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CASE_STUDIESDefinition of Sequence in Mathematics2 sub-questions

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What is the 20th term of the sequence defined by an = (n – 1) (2 – n) (3 + n) ?

an = n (n + 2)

an = n/(n+1)

TextDefinition of Sequence in Mathematics

an = 2n

an = (2n − 3)/6

an = (–1)n–1 5n+1