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by mathstuff
Wed Apr 03, 2013 3:00 am
Forum: Advanced Algebra ("pre-calculus")
Topic: Product involving a difference as an exponent
Replies: 1
Views: 1954

Product involving a difference as an exponent

I'm learning discrete math, but having a problem with an algebraic simplification, so I think I'm posting this in the right place.

2(2n-1) = 2n but I don't see how this is.

It seems to me that 2(2n-1) = 4n-1

What is the rule at work here?

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