How to use R as a calculator
Open R Studio either through GUI or through Command/Terminal Mode by typing
$] rstudio
In the Console Window, type the following
> 2+3
> log(10)
>log10(10)
> 3^2+4^3
> exp(5)
> exp(1)
Check the output given in the following Window.
To clear the console Window, use the Shortcut key Ctl+L,
in R, pi is recognised as PI = 3.141
>pi
[1] 3.141593
We can use -ve sign also in front of the numbers
> -9 + 1
[1] -8
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