For all integers n \geq 9, the value of
\dfrac{(n+2) !-(n+1) !}{n !}
is always which of the following?
Answer Choices
A. a multiple of 4
B. a multiple of 10
C. a prime number
D. a perfect square
E. a perfect cube
For all integers n \geq 9, the value of
is always which of the following?
Answer Choices
A. a multiple of 4
B. a multiple of 10
C. a prime number
D. a perfect square
E. a perfect cube