C is (0,-5) and D is (1,0)
Answer:

Step-by-step explanation:
step 1
Find the volume of the cube
The volume of a cube is

where
b is the length side of the cube
we have

substitute


step 2
Convert cm^3 to liters
Remember that


You can multiply it out to get
... 3x² - 9x + 6
and you can write it in vertex form as
... 3(x -3/2)² -3/4
First one is 8x+38 second one is 20x+10