SOLUTION: A fish tank is a rectangular prism whose height is 4 inches more than its width and whose length is three times as long as the width. Find the volume of the tank as a function of h

Question 677086: A fish tank is a rectangular prism whose height is 4 inches more than its width and whose length is three times as long as the width. Find the volume of the tank as a function of height. (V= lwh)
What Is The Answer ? Select A,B,C,OR D
A- V = 3h3 - 24h2 + 48h C- V = 5h - 8
B- V = 3h3 - 12h2 D- V = 3h3 + 12h2
Answer by partha_ban(41) (Show Source): You can put this solution on YOUR website!
h = w + 4
Therefore, w = h - 4
l = 3w = 3 * (h - 4)
V = lwh

Therefore,

which is A
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