posted by Lynda .
How do I find out if x-1 is a function
and does x-1 1 1
--- =y = - - - =y
3 3x 3
oh sorry, it came all weird when i typed it out
can you just answer me this?
how do i find out if (x-1)/3 is a function?
oh, and sorry, the name's wrong because I used my sister's account