Since 5, 4, and 2 share a factor of 2, we have to do 5*4*2/2 = 20
They will have to buy all three items again in 20 years
F(-4)= 9*3^(-4)=9/(3^4)=1/9
Answer:
Whoa this is HARD but this "box" is 6000.
Step-by-step explanation: oh well :/
A cylinder with the same radius and height as a cone will have 3 times the volume of the cone.
Vcone = (1/3)*π*r^2*h
Vcylinder = π*r^2*h