Answer
The Graph looks like this.
Work Step by Step
h:
x=0,y=4*0=0
x=1, y=4*1=4
x=-1,y=4*1=4
..
g:
x=0, y=0,2*0=0
x=1,y=0,2*1=0,2
x=5, y=0,2*5=1
..
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.