Two marks exercise problems IV — task. Mathematics State Board, Class 10.

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Find \(a_8\) and \(a_{15}\) whose \(n^{th}\) term is

a_{n} = \{\begin{array}{l} \frac{n^{2} - 1}{n + 3}; n is even, n \in N \\ \frac{n^{2}}{2 n + 1}; n is odd, n \in N \end{array}\}

\(a_8\) \(=\)

\frac{i}{i}

\(a_{15}\) \(=\)

\frac{i}{i}

Did you find an error?

9. Two marks exercise problems IV