Question

Thank you

Answer 1

whats the last one? (y=00.3x)

Answer 2

so you have to graph two functions then?
the step function
and y=0.3 x

Answer 3

scale of 25

Answer 4

Yes to your question

Answer 5

ok, so the first one is
"y=3 if x ≥50, y=0 if x<50", so:

for x<50: y=0
for x>= 50: y=3