Sequential increase in population — task. Mathematics State Board, Class 10.

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Answer variants:

21669

17328

17357

21648

17322

Consider the young human population of a certain region increasing over the years in the given sequence.

$a_{n} = \{\begin{array}{l} n^{2} (n + 29); n \in N is Female \\ {n (2 n}^{2} + 16); n \in N is Male \end{array}\}$

[Note: '

$n$ ' denotes the number of years]

Project the population of females after 19 years and the population of males after 22 years.

i) The population of females after 19 years

$=$

ii) The population of males after 22 years

$=$

$1$

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9. Sequential increase in population