Sequential increase in population — task. Maths TNSB Mentoring, Class 10.

Answer variants:

11937

10344

10350

10381

11916

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 + 31); n \in N is Female \\ {n (2 n}^{2} + 14); n \in N is Male \end{array}\}

[Note: '\(n\)' denotes the number of years]

Project the population of females after 15 years and the population of males after 18 years.

i) The population of females after 15 years \(=\)

ii) The population of males after 18 years \(=\)

Did you find an error?

9. Sequential increase in population