CHALLENGE Explain why _12! 7!5! + _12! 6!6! = _13! 7!6! without finding the value of any
Chapter 11, Problem 42(choose chapter or problem)
CHALLENGE Explain why _12! 7!5! + _12! 6!6! = _13! 7!6! without finding the value of any of the expressions.
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer