3 years ago

Simplify. Assume that a is a positive integer and a>2. (a-2)!/a!

Mathematics

2 answers:

Paul [167]3 years ago

8 0

Answer:

C. 1 / (a(a - 1))

Step-by-step explanation:

View Image

Just know that:

n! = n(n-1)!

= n(n-1)(n-2)!

= n(n-1)(n-2)(n-3)!

= ...

alekssr [168]3 years ago

7 0

Answer:

c bb

Step-by-step explanation:

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