Please help me Functions f: R - > R and g: R -> R are specified by the following rules:

fx=x3 and gx={3x-1, if x ≥0 -x , if x<0
Find f∘g and g∘f if they are defined.
Explain why if it is not defined.

answer: c.  

step-by-step explanation:

mixtures containing substances that get attracted to magnet can be separated using a magnet. we can separate iron from a mixture of sand and iron, as only iron attracts to the magnet.

what are you doing do you need examples of variable questions?

step-by-step explanation:

5a-1=9               bring the one over the =

5a=10                     divide by your variable

a=2

brainliest? ?

here try this one

3a-24=0