Minus One Makes A Difference
Discrete Mathematics
Level
2
\[\left( \frac { 71 }{ 1 } -1 \right) \left( \frac { 71 }{ 2 } -1 \right) \left( \frac { 71 }{ 3 } -1 \right) \cdots \left( \frac { 71 }{ 42 } -1 \right) \left( \frac { 71 }{ 43 } -1 \right) \]
Which of the following is equal to the above value?
Notation: \( \binom MN \) denotes the binomial coefficient, \( \binom MN = \frac{M!}{N!(M-N)!} \).
by
Joel Yip