Answer:
(a)
>install.packages("air4")
>library(air4)
>attach(UN11)
>plot(ppgdp, fertility)
Check attachments for the plots
4 you multiply (3x-1)(3x-1)
Answer:
Step-by-step explanation:
Answer:
2 x 3 x 3 x 5 x 5 x 5 x 5
Step-by-step explanation:
see picture