- [tex3]a\,=\,\frac{1^2}{1}\,+\,\frac{2^2}{3}\,+\,\frac{3^2}{5}\,+\,\ldots\,+\,\frac{1001^2}{2001}[/tex3]
- [tex3]b\,=\,\frac{1^2}{3}\,+\,\frac{2^2}{5}\,+\,\frac{3^2}{7}\,+\,\ldots\,+\,\frac{1001^2}{2003}[/tex3]
[tex3]\text{ a) 500 b) 501 c) 999 d) 1000 e) 1001}[/tex3]