- #1
solidus_E
- 7
- 0
Homework Statement
trying to prove left-hand side = right-hand side
this is where I'm stuck:
[tex]
1 - [1 / (x+1)!] + [(x+1) / (x+2)!] = 1 - [1 / (x+2)!]
[/tex]
Homework Equations
The Attempt at a Solution
i tried this but can't get anywhere
get a common demoninator:
1 - [(x+2)! + (x+1)*(x+1)! / (x+1)!*(x+2)!]
anyone seeing what I'm not seeing?