Answer:
B
Step-by-step explanation:
The profit made is equal to 2.25-2.25 which is 0.
A. f(-2)=3-6(-2)
-2f =3-(-12)
-2f=3+12
=15
divide both sides by 2
f=15/2
B. f(0)=3-6(0)
f=3
C.f(4)=3-6(4)
4f=3-24
f=21/4
V=lwh=5 x 9 x 3=135cm3