Determine 10 equations?

Question

juanita chose to tranform the basic function f(x)=|x| and f(x)=1/x. Determine the 10 equations she used to create this pattern.

http://i117.photobucket.com/albums/o61/flatts_lover/pattern.jpg

Answer 1

f(x) = ln x

f(x) = - ln x

f(x) = |x|

f(x) = |x| + 1

f(x) = |x| + 2

f(x) = - |x| -1

f(x) = - |x| -2

f(x) = - |x|

f(x) = 2 ln x

f(x) = - 2 ln x