Proving It Is The Fun Part!
Algebra
Level
5
\[ \dfrac1{(x+1)(x+2)\cdots(x+999) } \]
The partial fraction decomposition of the expression above can be expressed as \(\displaystyle \sum_{m=1}^{999} \dfrac {a_m}{x+m}\) for some \(a_1, a_2, \ldots , a_{999}\).
If \(\max \{|a_1|, |a_2|, \ldots, |a_{999}|\} = \dfrac{1}{(Q!)^2} \), find \(Q\).
Notations:
- \( | \cdot | \) denotes the absolute value function.
- \(!\) denotes the factorial notation. For example, \(8! = 1\times2\times3\times\cdots\times8 \).
by
Pi Han Goh