[R] Help me...!!!

Doran, Harold HDoran at air.org
Tue May 26 20:26:53 CEST 2009

The bad news, as others have indicated, is that this list is not for
homework. The good news is that all of this is extremely easy in R!!! 

> -----Original Message-----
> From: r-help-bounces at r-project.org 
> [mailto:r-help-bounces at r-project.org] On Behalf Of abel1682
> Sent: Tuesday, May 26, 2009 10:37 AM
> To: r-help at r-project.org
> Subject: [R] Help me...!!!
> Hi to all...i'm a new R'user and i have to solve some 
> exercies so i ask to tou for an help...
> 1.) How i can demonstrate  in R that  the limit for 
> x-->infinite of (1+1/x)^x is equal to "e"?
> 2.) if i have a vector of values how can i create a function 
> that, applied to my vector, give me "median", "mean", "Var" 
> and "length" togheter?
> 3.)Find the minimum of this function: 
> f(x)=(x-3)^4 with the Newton method.
> 4.) Define a function that is able to calculate the geometric 
> mean of a
> seriation:
> Sorry for all these questions...
> Thanks a lot!!!...
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