SOLUTION: A tank is being filled at a variable rate. the depth of the water, H cm, at any time, t minutes, is described by the rule H = t2 + 2t. At what rate is the depth of water changing a
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Question 1096779: A tank is being filled at a variable rate. the depth of the water, H cm, at any time, t minutes, is described by the rule H = t2 + 2t. At what rate is the depth of water changing after 2 minutes?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Is this a calculus problem?
If so:
' =
After 2 min:
' =
' =
The depth is changing at a rate of
6 cm/min after 2 minutes
--------------------------
Heres the equation and it's slope at :
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