Answer:
a)
<u>The discount id 40%, so the function is:</u>
b)
- p = 100 ⇒ d = 40
- p = 200 ⇒ d = 80
- p = 300 ⇒ d = 120
- p = 400 ⇒ d = 160
- p = 500 ⇒ d = 200
<em>The graph is attached</em>
c)
- p = $85 ⇒ d = 0.4*$85 = $34
<u>Sale price is:</u>
- CP = p - d = $85 - $34 = $51
Answer:
<h2>0</h2>
Step-by-step explanation:

Answer:
A.+4
Step-by-step explanation:
Graph pass (1 , 0) and (4 , 0)
y = (x - 1) (x - 4) = x² - 5x + 4
c = 4
Answer:
Step-by-step explanation:
what do u see!????????
You would set the equations equal to eachother and get x=-5/4 and then plug that in for x, i hope this helps!