Factorial Sequences question?
simplify the following -
23! - 22!
the answer here is 22 x 22!
How do you get to that simplification?
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simplify the following -
23! - 22!
the answer here is 22 x 22!
How do you get to that simplification?
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23! - 22! = 23 • 22! - 22! = 22! (23 - 1) = 22 • 22!
23! = 23 X 22!
put in above eqn
23 X 22! - 22!
taking 22! common
(23-1) x 22!
22 x 22!
hope i helped
23! = 23*22!
23*22! - 22! = (22!)*(23 - 1) = (22!)*22